607 Websockets Jobs - Page 4

Experience : 4.00 + years Salary : INR 1000000-1500000 / year (based on experience) Expected Notice Period : 15 Days Shift : (GMT+05:30) Asia/Kolkata (IST) Opportunity Type : Remote Placement Type : Full Time Permanent position(Payroll and Compliance to be managed by: Lingotune AI) (*Note: This is a requirement for one of Uplers' client - Lingotune AI) What do you need for this opportunity? Must have skills required: Gamification, language learning, mobile development, music applications, Speech Recognition, audio processing, Dart, Firebase services, Flutter, Mobile App Architecture patterns, real-time synchronization, Streaming, Websockets Lingotune AI is Looking for: About Lingotune: We are revolutionizing language learning by combining music and education, making it as addictive as Spotify. We're a VC-backed startup with founders from Google, McKinsey, and YC-backed startups. We are a passionate team that thrives at the intersection of languages, music, and tech. The Role: We're seeking a Senior Flutter Developer to develop our mobile app, which combines music, language learning, and gamification. You'll work directly with our founding team and have significant ownership over our mobile experience. What you'll do: Build and scale our Flutter-based mobile application Implement karaoke-style features with real-time lyrics synchronization Develop gamification mechanics similar to popular language learning apps Work with our in-house design team to create pixel-perfect UIs Implement audio processing and streaming features Handle real-time synchronization for lyrics and audio Optimize app performance and battery consumption Work with our AI/ML team to implement personalized learning features What we're looking for: 4+ years of professional mobile development experience 2+ years of experience with Flutter and Dart Strong understanding of mobile app architecture patterns Experience with audio processing and streaming Understanding of real-time synchronization techniques Experience with state management in Flutter Knowledge of mobile app performance optimization Nice to have: Experience with music-related applications Knowledge of speech recognition and processing Experience with gamification mechanics Understanding of language learning platforms Passion for music and language learning Tech Stack: Flutter & Dart Provider/Bloc for state management RESTful APIs and WebSocket Firebase services Audio processing and streaming Real-time synchronization What we offer: Competitive salary and equity package Remote-first work environment Direct impact on product decisions Work with experienced founders from Google, McKinsey, and Y Combinator Opportunity to shape the future of language education Access to premium music and language learning resources How to Apply: Send your resume and a brief introduction to careers@lingotune.ai. Include links to your GitHub profile and any relevant projects, especially those related to music or language learning applications. Location: Remote (with occasional team meetups) Equal Opportunity: Lingotune is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Engagement Type: Fulltime Direct-hire on Lingotune AI payroll Job Type: Permanent Location: Remote Working time: 7:00 AM to 4:00 PM IST Interview Process - 3 Rounds How to apply for this opportunity? Step 1: Click On Apply! And Register or Login on our portal. Step 2: Complete the Screening Form & Upload updated Resume Step 3: Increase your chances to get shortlisted & meet the client for the Interview! About Uplers: Our goal is to make hiring reliable, simple, and fast. Our role will be to help all our talents find and apply for relevant contractual onsite opportunities and progress in their career. We will support any grievances or challenges you may face during the engagement. (Note: There are many more opportunities apart from this on the portal. Depending on the assessments you clear, you can apply for them as well). So, if you are ready for a new challenge, a great work environment, and an opportunity to take your career to the next level, don't hesitate to apply today. We are waiting for you! Show more Show less

APPLY ONLY IF YOU HAVE 5+ YEARS OF EXPERIENCE Job Overview: We are in search of a skilled Flutter developer to become an integral part of our dynamic team. As a Flutter developer, you will play a pivotal role in crafting cross-platform mobile applications using the Flutter framework. Your keen eye for detail will ensure every aspect of our apps is meticulously designed and executed. We are seeking someone passionate about building mobile apps, driven by the desire to create seamless and captivating user experiences. Responsibilities: ● Collaborating closely with design and product teams to translate user requirements and design mockups into functional Flutter applications that meet both user needs and business objectives across multiple projects. ● Integrating APIs and services into Flutter applications to extend functionality and enhance user experiences. ● Implementing state management solutions and architectural patterns such as Provider, Bloc, or Redux to maintain scalable and maintainable codebases. ● Participating in code reviews to ensure code quality, adherence to coding standards, and knowledge sharing among team members. ● Troubleshooting and resolving complex technical issues related to Flutter app development, including performance bottlenecks, compatibility issues, and platform-specific bugs. ● Contributing to the continuous improvement of development processes, tools, and methodologies to streamline workflows and increase productivity. ● Collaborating with backend developers to design and implement GraphQL, Restful APIs and data models to support mobile app features and functionalities. ● Assisting in the deployment and release process of Flutter applications to app stores, including release management. ● Engaging in cross-functional collaboration with UX/UI designers, QA engineers, and project managers to ensure successful project delivery within defined timelines and scope. Requirements: ● 5+ years as a Flutter developer, with a strong portfolio of mobile applications developed using Flutter. ● Prior experience in Ecommerce Industry ● Bachelor's degree in Computer Science, Engineering, or a related field. ● Proficiency in Dart programming language ● Experience with third-party libraries and APIs ● Familiarity with RESTful, GraphQL & WebSockets to connect mobile applications to backend services Interested candidates can share their resume at : shivangi.tanwar@ourshopee.com Show more Show less

Key Responsibilities: Develop and maintain high-quality React Native apps for Android & iOS Design and build scalable web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js) Integrate and customize Mapbox SDK for real-time mapping, geolocation, and navigation Implement socket handling for real-time data updates and live features Optimize app and web performance to ensure a seamless user experience across platforms Collaborate closely with UI/UX designers and backend developers to deliver robust, visually appealing applications Debug, test, and write clean, scalable, and maintainable code for both mobile and web Handle security aspects including identifying and managing third-party package breaching risks Required Skills: Minimum 2 years of hands-on experience with both React Native and MERN stack Strong proficiency in JavaScript / TypeScript Experience working with Mapbox SDK or similar mapping tools Solid understanding of socket handling and real-time communication protocols (e.g., WebSockets, Socket.IO) Familiarity with RESTful APIs, database design (MongoDB), and Git version control Awareness of secure coding practices, especially in handling external packages and dependencies Strong problem-solving, debugging, and communication skills Apply Now and be part of building cross-platform, real-time, map-powered digital experiences! Job Type: Full-time Pay: ₹70,000.00 - ₹80,000.00 per month Ability to commute/relocate: Mohali, Punjab: Reliably commute or planning to relocate before starting work (Preferred) Experience: React Native: 2 years (Preferred) MERN: 2 years (Preferred) Mapbox Integration: 1 year (Preferred) Location: Mohali, Punjab (Preferred) Work Location: In person

Roles and Responsibilities: Define coding standards, design patterns, and best practices for front-end development Evaluate and recommend tools, technologies, and processes to ensure efficient development practices Analyse requirements, design & develop the best solution to solve complex business problems Define features, development phases, and solution requirements to all the stakeholders Provide specifications according to which the solution is defined, managed, and delivered Design solutions with a focus on security, performance, maintainability, scalability, usability, and reliability Create prototypes of the solutions Set collaboration frameworks and support project management Be hands-on and able to coach and mentor the team Communicate effectively with excellent verbal and written skillsBottom of Form Skills Required: Strong proficiency in JavaScript, TypeScript, HTML5, and CSS3/SASS. Should have good hands-on experience in Angular (recommended) or React/vue.js any front-end framework. Deep understanding of Angular architecture, state management (NgRx or similar), lazy loading, and performance optimization. Experience with REST APIs, WebSockets, and modern API integration patterns. Hands-on experience with RxJS, Observables, and reactive programming principles. Familiarity with front-end security practices (XSS, CSRF, CORS, etc.). Knowledge of testing frameworks (Jasmine, Karma, Jest, and Cypress) is a plus. Experience with micro-frontend architecture is a plus. Define coding standards, design patterns, and best practices for front-end development. Evaluate and recommend tools, technologies, and processes to ensure efficient development practices. Analyse requirements, design & develop the best solution to solve complex business problems. Define features, development phases, and solution requirements to all the stakeholders. Provide specifications according to which the solution is defined, managed and delivered. Strong knowledge in designing the solution, keeping in mind the security, performance, maintainability, scalability, usability, and reliability of a solution. Proven expertise in creating prototypes of the solutions. Ability in setting collaboration framework and supporting project management. Should be hands-on and should be able to coach and mentor the team. Excellent verbal and written communication skills. Knowledge of GCP is a plus. Product Development experience is a plus Knowledge on DevOps.

Job Description: Back End Engineer (Python/AWS) Who We Are GlueX Protocol is a pioneering software provider powering decentralized applications (dApps) across major EVM-based blockchains like Ethereum, Arbitrum, and Base. We build mission-critical infrastructure for top DeFi protocols with over $10B+ in settled transactions. Our team solves complex challenges in blockchain scalability, intent-based systems, and real-time liquidity routing. Learn more about our work on our https://x.com/GluexProtocol What You Will Do Design, build, and optimize Python-based microservices (Flask/Quart) for high-throughput financial systems Architect and deploy cloud infrastructure on AWS (API Gateway, Lambda, EC2, DynamoDB, RDS) Implement containerized solutions using Docker/Kubernetes Develop CI/CD pipelines and infrastructure-as-code practices Create monitoring systems with CloudWatch and implement auto-scaling solutions Collaborate on blockchain integration layers (no prior Web3 experience required) Optimize performance across distributed systems handling 100K+ RPM Requirements Must-Have: 3+ years backend development with Python (typing, async, best practices) Experience with Python web frameworks (Flask, Quart, FastAPI) Proficiency in AWS ecosystem: DynamoDB, Lambda, EC2, CloudWatch, RDS Containerization expertise (Docker/Kubernetes) Strong understanding of REST API design and database optimization Ability to architect fault-tolerant distributed systems Nice-to-Have: Experience with infrastructure-as-code (Terraform/CDK) Knowledge of WebSockets or real-time data pipelines Background in financial systems or high-frequency applications Why Join GlueX? Impact: Build infrastructure powering the next generation of DeFi Tech Challenge: Solve unique distributed systems problems at scale Growth: Learn blockchain integration from industry experts Team: Work with battle-tested engineers (ex-Alameda, Jump, Uniswap) Benefits: 💰 Competitive salary + equity 🌎 Fully remote with flexible hours How to Apply Send your CV and GitHub/Coding samples to hr@gluex.xyz with subject: "Back End Engineer - [Your Name] - Python/AWS" *Include 1-2 sentences about the most complex system you've optimized.* Show more Show less

Job Summary: We are seeking an experienced Cryptocurrency Trading Bot Developer to build and deploy an automated arbitrage trading bot that operates across multiple cryptocurrency exchanges. The ideal candidate will have strong expertise in algorithmic trading, API integration, and low-latency execution strategies. You will be responsible for designing, developing, testing, and maintaining a high-performance arbitrage trading system. Key Responsibilities: • Develop an Automated Arbitrage Bot capable of executing trades based on real-time exchange price discrepancies. • Integrate with Cryptocurrency Exchange APIs (Binance, Coinbase, Kraken, KuCoin, etc.) for real-time price tracking, trade execution, and account management. • Implement Efficient Trading Strategies such as spatial arbitrage, triangular arbitrage, and statistical arbitrage to maximize profit. • Optimize Trade Execution to minimize slippage, latency, and transaction fees. • Implement Risk Management Features including stop-loss mechanisms, order book depth analysis, and fund allocation strategies. • Develop a Robust Monitoring System to track the bot’s performance, handle errors, and log transactions. • Ensure Security Best Practices in API key handling, data encryption, and access control. • Test, Debug, and Deploy the bot in a cloud environment (AWS, Google Cloud, or DigitalOcean). Required Skills & Qualifications: Technical Skills: • Strong Python or Node.js skills (Rust, C++, or Golang is a plus). • Experience with CCXT or Web3.js for cryptocurrency exchange API integration. • Solid knowledge of RESTful APIs and WebSockets for real-time trading. • Proficiency in algorithmic trading, market-making strategies, and arbitrage execution. • Familiarity with order book analysis, market depth, and liquidity monitoring. • Experience with databases (PostgreSQL, MongoDB, or Redis) for logging trade data. • Knowledge of Docker & Kubernetes for deploying scalable trading bots. • Experience with multi-threading and asynchronous programming to handle high-frequency trading (HFT). Finance & Trading Knowledge: • Strong understanding of cryptocurrency markets, liquidity, order types, and exchange mechanisms. • Familiarity with trading fees, slippage, and price impact calculations. • Experience with technical indicators (MACD, RSI, Bollinger Bands, VWAP, etc.) is a plus. • Knowledge of market regulations, compliance, and security best practices. Soft Skills: • Ability to work independently and remotely while delivering high-quality code. • Strong problem-solving skills and attention to detail. • Experience working in agile environments with version control (GitHub, GitLab). • Excellent communication skills for discussing progress, risks, and deployment strategies. Preferred Qualifications: • Experience working with quantitative trading firms, hedge funds, or crypto exchanges. • Background in machine learning or AI-driven trading strategies is a plus. • Experience deploying real-time trading bots in production with monitoring dashboards. Show more Show less

About Us At Edifyer Technologies, we’re building a category-defining, AI-first product at the intersection of conversational AI, real-time 3D, and experiential, hyper-personalised learning. Our mission is to transform how organizations learn — by making workforce training intelligent. If you're a bold builder ready to shape the core of a high-impact product, this is your moment. Who We're Looking For We're seeking a Technical Co-founder & CTO who thrives in early-stage chaos, enjoys solving complex technical challenges, and is eager to lead the AI/ML strategy from the ground up. This is more than a job—it's an opportunity to join as a co-founder, build and own key technical systems, and directly influence the trajectory of the company. Core Responsibilities Define and evolve the long-term technical vision, architecture, and system design for scalability Drive the transition from MVP prototypes to enterprise-grade, production-ready systems Collaborate closely with product and design leads to rapidly prototype and iterate on user-centric features Fine-tune and serve 6B–13B parameter Large Language Models (LLMs) using Triton and TensorRT Integrate retrieval-augmented generation (RAG) pipelines and AI safety layers (filters, guardrails, etc.) Design real-time pipelines (STT → LLM → TTS → Unity) using WebSockets or gRPC Optimize for ultra-low latency to ensure a smooth frame budget across Unity experiences Partner with SDK leads to expose clean, developer-friendly C# APIs Enable microphone capture and viseme-driven lip sync for WebGL/WebXR environments Set up spot-GPU orchestration using Kubernetes (K8s) and Terraform-based Infrastructure as Code (IaC) Build and manage CI/CD pipelines (blue-green deployments); set up monitoring dashboards for cost and latency Implement OAuth2/JWT-based auth, secure secret management, and rate-limiting Lead security hardening (OWASP) and lay the groundwork for SOC 2 Type I compliance Hire and mentor a small founding tech team on ESOP + cash terms Cultivate a strong engineering culture focused on velocity, quality, and ownership. Manage relationships with key vendors (GPU providers, cloud infra, AI APIs) to optimize cost and reliability Engage directly with early customers and partners to gather feedback, debug live issues, and validate technical direction. What We’re Offering Opportunity to become a Co-founder + Significant Equity Ownership - Your contribution deserves long-term upside. Edifyer Technologies will be your company too. Creative and Technical Freedom - You’ll have a blank canvas to build, experiment, and ship without red tape. High-Impact Mission - Your work will lay the foundation for the next-generation of enterprise learning platforms from India that will transform the learning culture of organisations world-wide. Next-gen Tech Stack - You get to work with the cutting-edge LLMs, STT/TTS, ASR, scalable cloud infra, etc.— and build a world class system. Ideal Candidate Profile 7+ years building distributed or real-time ML systems; 2+ years technical leadership. Hands-on LLM or speech experience : Triton, TensorRT, Riva, Whisper, or similar - demonstrated < 1 s latency. Deep Python (FastAPI) & C# expertise; comfort with micro-services, gRPC, WebSockets. Unity/WebGL chops : Profiling, memory tuning, audio pipelines, viseme/blendshape animation. Cloud-native engineering : Docker, K8s, autoscaling, Terraform/Pulumi, Prometheus/Grafana. Security mindset : OAuth2, TLS everywhere, moderation gates, GDPR awareness. Entrepreneurial stamina : Persistence and optimistic outlook even in the face of challenge or setback. How to Apply? Email us your GitHub, portfolio, or any past projects you're proud of. We're more interested in your curiosity, initiative, and raw capability. Email : contact@edifyer.io Subject: Applying for Technical Co-founder & CTO – [Your Name] Show more Show less

We are looking for a skilled and passionate Node.js Developer to join our development team. As a backend developer, you will be responsible for developing scalable server-side logic, and APIs, and integrating front-end elements with server-side logic using Node.js. You should be comfortable working in a fast-paced environment and be ready to take ownership of backend systems. Responsibilities: Develop and maintain server-side components using Node.js. Build RESTful APIs and work on integration with frontend frameworks (React etc). Collaborate with product managers, designers, and frontend developers to understand requirements and deliver solutions. Ensure performance, security, and scalability of backend services. Work with databases such as MongoDB, MySQL, or PostgreSQL. Optimize applications for maximum speed and scalability. Implement automated tests, CI/CD pipelines, and participate in code reviews. Troubleshoot and debug production issues. Requirements: Strong proficiency in JavaScript and Node.js. Hands-on experience with frameworks like Express.js, NestJS (optional). Familiarity with front-end technologies (HTML, CSS, JavaScript) is a plus. Experience with databases such as MongoDB, MySQL, or PostgreSQL. Understanding of REST APIs, WebSockets, and microservices architecture. Familiarity with Git and version control workflows. Basic knowledge of Docker, cloud platforms (AWS, GCP, etc.) is a plus. Good problem-solving skills and ability to work independently or as part of a team. Show more Show less

At PwC, our people in managed services focus on a variety of outsourced solutions and support clients across numerous functions. These individuals help organisations streamline their operations, reduce costs, and improve efficiency by managing key processes and functions on their behalf. They are skilled in project management, technology, and process optimization to deliver high-quality services to clients. Those in managed service management and strategy at PwC will focus on transitioning and running services, along with managing delivery teams, programmes, commercials, performance and delivery risk. Your work will involve the process of continuous improvement and optimising of the managed services process, tools and services. Focused on relationships, you are building meaningful client connections, and learning how to manage and inspire others. Navigating increasingly complex situations, you are growing your personal brand, deepening technical expertise and awareness of your strengths. You are expected to anticipate the needs of your teams and clients, and to deliver quality. Embracing increased ambiguity, you are comfortable when the path forward isn’t clear, you ask questions, and you use these moments as opportunities to grow. Skills Examples of the skills, knowledge, and experiences you need to lead and deliver value at this level include but are not limited to: Respond effectively to the diverse perspectives, needs, and feelings of others. Use a broad range of tools, methodologies and techniques to generate new ideas and solve problems. Use critical thinking to break down complex concepts. Understand the broader objectives of your project or role and how your work fits into the overall strategy. Develop a deeper understanding of the business context and how it is changing. Use reflection to develop self awareness, enhance strengths and address development areas. Interpret data to inform insights and recommendations. Uphold and reinforce professional and technical standards (e.g. refer to specific PwC tax and audit guidance), the Firm's code of conduct, and independence requirements. Role Overview The Java Full Stack Developer is responsible for designing, developing, and maintaining scalable backend and frontend applications . This role requires expertise in Java-based backend development (Spring Boot, Microservices, Hibernate, SQL) and modern frontend frameworks (React.js, Angular, Vue.js) . The developer will work in an Agile, CI/CD, and DevOps-driven environment , focusing on application modernization, performance improvements, and feature enhancements for mission-critical applications in Freight, Rail, and Logistics . Required Technical Skills 🔹 Backend: Java, Spring Boot, Microservices, Hibernate, JPA, REST APIs, GraphQL 🔹 Frontend: React.js, Angular, Vue.js, TypeScript, JavaScript (ES6+), HTML5, CSS3, Bootstrap/Tailwind 🔹 Databases: SQL (Oracle, PostgreSQL, MySQL), NoSQL (MongoDB, Redis) 🔹 DevOps & CI/CD: Jenkins, GitHub Actions, GitLab CI/CD, Docker, Kubernetes, Terraform 🔹 Cloud & Security: AWS/Azure/GCP, OAuth2, JWT, SSL/TLS, IAM Policies 🔹 Monitoring & Performance: ELK Stack, Prometheus, New Relic, Grafana Key Responsibilities 1️ ⃣ Full Stack Development (Frontend & Backend) ✅ Backend (Java, Spring Boot, Microservices) Develop RESTful APIs and microservices using Spring Boot, Hibernate, and JPA. Implement database interactions with SQL (Oracle, PostgreSQL, MySQL) and NoSQL (MongoDB, Redis). Optimize backend performance, ensure scalability and fault tolerance. Implement authentication, authorization (OAuth2, JWT, SAML, LDAP). ✅ Frontend (React.js / Angular / Vue.js) Develop user-friendly, responsive UI components using modern JavaScript frameworks. Implement state management solutions (Redux, Context API, NgRx, Vuex). Integrate UI components with REST APIs and WebSockets for real-time data updates. Optimize frontend performance (lazy loading, caching, code splitting). 2️ ⃣ API & Integration Development ✅ Develop RESTful and GraphQL APIs for frontend and third-party integrations. ✅ Implement asynchronous messaging using Kafka, RabbitMQ, or ActiveMQ. ✅ Work on API Gateway solutions (Apigee, AWS API Gateway, Kong, Azure API Management). ✅ Develop and maintain third-party API integrations (SAP, Salesforce, Workday, Payment Gateways, etc.). 3️ ⃣ DevOps, CI/CD, and Cloud Deployment ✅ Implement CI/CD pipelines using Jenkins, GitHub Actions, GitLab CI/CD, Azure DevOps. ✅ Deploy containerized applications using Docker and Kubernetes (EKS, AKS, GKE, OpenShift). ✅ Manage cloud-based deployments on AWS, Azure, or GCP using Terraform, CloudFormation, Ansible. ✅ Work with logging and monitoring tools (Prometheus, ELK Stack, Datadog, New Relic). 4️ ⃣ Performance Optimization & Security ✅ Optimize backend query performance and database indexing. ✅ Improve frontend load times, caching strategies, and CDN integrations. ✅ Implement secure coding practices to prevent vulnerabilities (XSS, CSRF, SQL Injection). ✅ Work with SonarQube, Checkmarx, and Veracode for static code analysis and security compliance. 5️ ⃣ Agile Development & Collaboration ✅ Participate in Agile sprints, sprint planning, and retrospectives. ✅ Work closely with Product Owners, UX/UI Designers, and QA Engineers. ✅ Document technical designs, API contracts, and deployment guides. ✅ Conduct code reviews and mentor junior developers. Show more Show less

About The Company We’re a fully female-founded company on a mission to change the way people search and shop online for fashion…forever! We’re going to spark a new era of fashion discovery, igniting confidence in everybody and every body, and to create a world where fashion confidence starts with us. We are at the beginning of an exciting journey and we’re looking for top talent to join our team. Unlike many start-ups we’re well funded, have a detailed business and financial plan, and are looking for experienced, passionate professionals to join us in creating and scaling a game changing business. So if you want a role where you will make a major impact and want to be a part of a team of women building an incredible product and experience for other women, come join us and make the most Savi move of your career! Position Overview: We're looking for an experienced Backend Engineer to architect and maintain our platform core services and infrastructure. This role is perfect for someone who thrives on building scalable, high-performance systems and enjoys empowering cross-functional teams through reliable backend services. You'll design and implement backend services that empower our Product vision, and optimise a cloud infrastructure to ensure our systems are secure, resilient, and ready for growth. Key Responsibilities Technology Strategy: Shape the backend architecture and technical direction supporting our Product vision, implementing business rules and domain models, ensuring scalability, security, and reliability. Backend Service Development: Build and maintain core services for Product Catalogue, user Profiles, and Asset Management. API Design & Development: Create robust, well-documented APIs for internal and external use, with comprehensive contract testing and verification. Build, Deployment & Release Management: Ensure reproducible builds, provisioning, deployment, and releases by leveraging modern techniques such as Infrastructure as Code, GitOps, and other automated deployment methodologies. Observability, High Availability & Scalability: Ensure high system reliability and performance by implementing strong observability practices, including comprehensive metrics collection, structured logging, actionable dashboards, and proactive alerting. Design fault-tolerant systems ready for growth, implementing stress testing and disaster recovery. Security & Access Management: Implement secure authentication and authorization mechanisms while maintaining security compliance and data protection across all systems. Ways of Working & Cross-functional Collaboration: Lead technical proposals through RFCs and contribute to Architecture Decision Records (ADRs) to align engineering efforts. Partner with frontend developers, data engineers, and ML teams to ensure seamless integration. Desirable Experience Please note: You do not need to meet every criteria listed below. Specific technologies are provided as examples of the tools and practices we value. Scalable Backend Development: Designing and implementing scalable backend services using modern programming languages such as Kotlin, Python, Go, or Java with open-source frameworks like Ktor, Quarkus, FastAPI or Gin. Cloud Computing: Experience with AWS services such as ECS, S3, Lambda, API Gateway, and CloudFront, or equivalent cloud platforms. Database Management: Working with SQL (PostgreSQL, MySQL) and NoSQL (DynamoDB, MongoDB) databases, including query optimization and indexing strategies. Microservices & Distributed Systems: Implementing service communication, discovery, load balancing, and resilience using tools such as gRPC, Kafka, Envoy, Istio, or Consul. API Development: Developing public APIs optimized for various use cases, including RESTful, GraphQL, WebSockets, and gRPC-web. Infrastructure & Automation: Managing Infrastructure as Code using Terraform, AWS CDK, or CloudFormation for automated provisioning and deployment. Authentication & Security: Implementing authentication and authorization protocols such as OAuth, JWT, and OpenID Connect. Observability & Logging: Experience with observability tools and logging collection strategies using Prometheus, Grafana, Loki, ELK stack, or Datadog. Performance Optimization & Resilience: Applying performance tuning, caching strategies, circuit breakers, and fault tolerance techniques to ensure reliability and efficiency. Supporting Data Teams: Collaborating with data science, ETL, and web scraping teams by providing scalable and efficient backend solutions. Who you are: Systematic Thinker & Problem Solver: You craft robust architectures, anticipate edge cases, and implement elegant, scalable solutions. Security & Performance Focused: You build systems that are both secure and efficient. Collaborative & Cross-functional: You excel at enabling teams through clear documentation and reliable services. Continuous Learner: You stay current with backend technologies and best practices. Ownership & Autonomy: You take initiative and drive development with minimal oversight. PLEASE NOTE: If you don't meet 100% of the criteria but are passionate about our mission and think you can do the job—especially if our values and work principles resonate with you—we strongly encourage you to apply! Location + Work Style We’ll all be where we need to be based on what’s happening. We’ll have in-person team sessions (usually once a week) as needed for key activities like planning, strategy, and brainstorming sessions (and some fun!), and remote work the rest of the time to allow for flexibility, work-life balance, and quiet time for deep work. Work Schedule As the client is UK-based, you will be required to work in UK daytime: Monday to Friday 14:00 - 22:00 IST (08:30 am - 17:30 GMT) Pay & Benefits - What you’ll get in return: Annual CTC: 20 to 25 lakhs Device: Laptop provided Fully remote role Be part of a passionate, friendly and transparent culture which encourages your suggestions for improvement as we grow Full training and ongoing support An unparalleled opportunity to be a team member of the UK’s largest mobile servicing, maintenance and repair business Show more Show less

7+ years of experience in Java development, with proficiency in Java 8+. Strong experience with Spring Boot, Spring Cloud, and other modern Java frameworks. Experience with Camunda BPM or similar business process management tools and process automation frameworks. Proficiency in developing and consuming RESTful APIs. Experience in integrating backend systems with UI React platforms and knowledge of frontend-backend communication (e.g., using REST APIs, WebSockets, etc.). Strong understanding of microservices architecture, cloud-based applications, and containerized environments (Docker, Kubernetes). Experience with SQL and NoSQL databases, including database design and query optimization. Familiarity with Agile development methodologies, version control systems (Git), and CI/CD pipelines. Excellent problem-solving and debugging skills, with a focus on performance and scalability. Strong communication and collaboration skills, with the ability to work effectively in a team and mentor junior developers. Show more Show less

Job Title: Senior Python Developer Job Type: Full-time, Contractor About Us: Our mission at micro1 is to match the most talented people in the world with their dream jobs. If you are looking to be at the forefront of AI innovation and work with some of the fastest growing companies in Silicon Valley, we invite you to apply for a role. By joining the micro1 community, your resume will become visible to top industry leaders, unlocking access to the best career opportunities on the market. Job Summary: We are seeking a highly skilled Senior Python Developer to join one of our top customers., committed to designing and implementing high-performance microservices. The ideal candidate will have extensive experience with Python, FastAPI, task queues, web sockets and Kubernetes to build scalable solutions for our platforms. This is an exciting opportunity for those who thrive in challenging environments and have a passion for technology and innovation. Key Responsibilities: Design and develop backend services using Python, with an emphasis on FastAPI for high-performance applications. Architect and orchestrate microservices to handle high concurrency I/O requests efficiently. Deploy and manage applications on AWS, ensuring robust and scalable solutions are delivered. Implement and maintain messaging queues using Celery, RabbitMQ, or AWS SQS. Utilize WebSockets and asynchronous programming to enhance system responsiveness and performance. Collaborate with cross-functional teams to ensure seamless integration of solutions. Continuously improve system reliability, scalability, and performance through innovative design and testing. Required Skills and Qualifications: Proven experience in production deployments with user bases exceeding 10k. Expertise in Python and FastAPI, with strong knowledge of microservices architecture. Proficiency in working with queues and asynchronous programming. Hands-on experience with databases such as Postgres, MongoDB, or Databricks. Comprehensive knowledge of Kubernetes for running scalable microservices. Exceptional written and verbal communication skills. Consistent work history without overlapping roles or career gaps. Preferred Qualifications: Experience with GoLang for microservice development. Familiarity with data lake technologies such as Iceberg. Understanding of deploying APIs in Kubernetes environments. Show more Show less

About MARKO: Marko & Brando is a Kolkata-based full-service Technology and Digital Marketing Agency with a people-first approach. We foster a dynamic work environment that promotes creativity, learning, and impactful work. Our Web and App Development Team is the heart of innovation—where tech enthusiasts build cutting-edge digital solutions in a collaborative and energetic atmosphere. JOB DESCRIPTION: Job Location: Kolkata Job Type: Full-time Job Overview: We are looking for a MERN Stack Developer with strong expertise in backend development, DevOps, and AWS. This role requires a problem solver who can architect and optimize scalable applications while ensuring smooth CI/CD and cloud management. Key Responsibilities: Backend Development: Build and maintain scalable Node.js applications and RESTful APIs. Design, develop, and optimize microservices architecture. Write clean, reusable, and high-performance code. Implement authentication, authorization, and security best practices. DevOps & AWS Management: Set up and manage CI/CD pipelines for automated deployment. Monitor and optimize AWS infrastructure (EC2, S3, Lambda, RDS, CloudWatch, etc.). Implement containerization and orchestration using Docker and Kubernetes (Preferred). Ensure system reliability, security, and scalability in cloud environments. Code Review & Optimization: Conduct thorough code reviews and ensure best practices. Optimize application performance and troubleshoot issues. Work collaboratively with front-end developers and designers. Required Skills & Experience: Backend Focus: Minimum 2 years of experience in Node.js, Express.js, and API development. DevOps & AWS: Strong understanding of AWS services and DevOps best practices. Database Management: Expertise in MongoDB and SQL databases (MySQL, PostgreSQL). Microservices & API Development: Experience in building microservices and scalable APIs. Version Control & Agile: Proficiency in Git, JIRA/Zoho, and Agile methodologies. Cloud & CI/CD: Experience in Docker, Kubernetes (Optional), and setting up CI/CD pipelines. Problem-Solving: Strong analytical skills and ability to troubleshoot complex issues. Nice to Have: Experience with Next.js and WebSockets. Familiarity with message queues (Kafka, RabbitMQ). Knowledge of Terraform or Ansible for infrastructure automation. Benefits: Paid Sick Time Paid Time Off Dynamic, growth-driven work culture Schedule: Monday to Friday (Fixed Day Shift) Saturday Half day work from home Ability to Commute/Relocate: Kolkata, West Bengal Experience Required: MERN Stack Development: Minimum 2 years (Backend-focused) DevOps & AWS: Minimum 1 year Show more Show less

Job Summary: We are looking for an experienced Senior Mobile Developer with expertise in Android Native (Kotlin/Java) and React Native, who also possesses Tech Lead experience. The ideal candidate will lead the development of high-performance mobile applications, mentor junior developers, and collaborate with cross-functional teams to deliver scalable and robust solutions. Strong problem-solving skills and excellent communication are a must. Key Responsibilities: ✔ Lead the design, development, and maintenance of Android Native (Kotlin/Java) and React Native applications. ✔ Architect scalable and maintainable mobile solutions, ensuring high performance and best practices. ✔ Mentor and guide junior developers, conduct code reviews, and enforce coding standards. ✔ Collaborate with Product, Design, and Backend teams to define requirements and deliver seamless user experiences. ✔ Optimize apps for performance, security, and scalability. ✔ Stay updated with emerging mobile technologies and advocate for their adoption when beneficial. ✔ Troubleshoot and debug complex issues across the mobile stack. ✔ Communicate effectively with stakeholders, providing technical insights and project updates. Technical Skills & Requirements: ✔ 6 to 7+ years of hands-on experience in Android Native (Kotlin/Java) and React Native development. ✔ Strong understanding of mobile architecture patterns (MVVM, Clean Architecture, etc.). ✔ Experience with state management in React Native (Redux, Context API, etc.). ✔ Proficient in RESTful APIs, GraphQL, and WebSockets integration. ✔ Familiarity with CI/CD pipelines (Fastlane, Bitrise, GitHub Actions, etc.). ✔ Knowledge of testing frameworks (JUnit, Espresso, Detox, Jest). ✔ Experience with performance optimization (memory leaks, rendering issues, etc.). ✔ Exposure to cross-platform development (Flutter is a plus). ✔ Tech Lead / Leadership experience – ability to drive projects and mentor teams. Soft Skills: ✔ Excellent communication – ability to articulate technical concepts clearly. ✔ Strong problem-solving and analytical thinking. ✔ Leadership qualities – can guide teams and make technical decisions. ✔ Agile/Scrum experience – comfortable working in sprint cycles. Nice to Have: ✔ Experience with backend technologies (Node.js, Firebase, etc.). ✔ Contributions to open-source projects or published apps. ✔ Knowledge of iOS development (Swift/Objective-C) is a bonus. Job Type: Full-time Benefits: Provident Fund Schedule: Day shift Monday to Friday Supplemental Pay: Performance bonus Yearly bonus Ability to commute/relocate: Ahmedabad, Gujarat: Reliably commute or planning to relocate before starting work (Required) Application Question(s): What is your current CTC? What is your expected CTC? What is your notice period in days? (30 Days preferred) Experience: Android Native Developer: 6 years (Preferred) React Native Developer: 6 years (Preferred) MVVM, Clean Architecture, : 5 years (Preferred) RESTful APIs, GraphQL, and WebSockets integration: 5 years (Preferred) Work Location: In person

Hello All, We are Hiring , We're looking for a Senior Software Architect to lead the design of scalable systems that blend modern web technologies with IoT and live video integrations. Key Skills: React (JS/TS), Java (Spring Boot), MongoDB, Redis REST/GraphQL APIs, WebSockets, MQTT, RTSP/WebRTC Docker, Kubernetes, AWS IoT device integration, real-time video streaming Strong in system design, mentorship, and cross-functional leadership Responsibilities: Architect full-stack systems and hardware integrations Build scalable front-end/back-end solutions Lead real-time video & IoT data pipelines Collaborate with product, DevOps, and embedded teams Drive quality, security, observability, and mentorship Experience: 8+ years in software development, with 3+ in an architect role. Proven work in full-stack, distributed systems, and hardware-software integration. Location: Madhapur, Hyderbad. Bonus: Experience in logistics, streaming platforms, or ML/CV. Interested Send your resume to [HIDDEN TEXT]

About Trillectric Trillectric is building the digital backbone for India’s distributed energy economy — powering real-time interactions between solar, storage, EVs, and utilities. We're hiring a Full Stack Engineer to help build and scale the backend + internal interface layers that power Trillectric's logger ecosystem — including device telemetry, internal dashboards, and Apps logic. What You’ll Build APIs and services for ingesting, storing, and querying telemetry data from energy devices. Internal tools and dashboards for operations, monitoring, and diagnostics. Data interfaces and fallback layers supporting logger + grid edge connectivity. Tools for test environments, field simulation, and developer/operator feedback loops. Tech Stack You Should Know (or Want to Learn) Backend: Node.js, FastAPI, REST APIs, WebSockets Frontend: React.js, Vue.js (internal tools + ops dashboards) Databases: MongoDB, PostgreSQL, TimescaleDB or equivalent Infra: Docker, GitHub Actions, basic cloud (AWS, Render, etc.) Bonus: MQTT, Modbus, telemetry formats, time-series optimization What You’ll Own Core backend modules and API contracts Frontend interfaces for internal monitoring tools Data schema design and ingestion logic Collaboration with embedded team for edge-cloud integration Reliability patterns: retries, fallbacks, fault-aware data flows Who You Are 2–4 years of experience building full-stack or backend-heavy systems You’ve shipped production services with real users You like clean, scalable, maintainable systems You’re comfortable jumping between data, logic, and UI when needed Bonus: interest in clean energy, physical systems, or infra-level software Why This Role Is Unique Work on real systems that touch real devices — not just interfaces See your work run in the field, across rooftops and energy sites Influence platform decisions early, own what you ship High-growth path into systems design, protocol thinking, and infra leadership. Show more Show less

Key Responsibilities: Develop and maintain high-quality React Native apps for Android & iOS Design and build scalable web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js) Integrate and customize Mapbox SDK for real-time mapping, geolocation, and navigation Implement socket handling for real-time data updates and live features Optimize app and web performance to ensure a seamless user experience across platforms Collaborate closely with UI/UX designers and backend developers to deliver robust, visually appealing applications Debug, test, and write clean, scalable, and maintainable code for both mobile and web Handle security aspects including identifying and managing third-party package breaching risks Required Skills: Minimum 2 years of hands-on experience with both React Native and MERN stack Strong proficiency in JavaScript / TypeScript Experience working with Mapbox SDK or similar mapping tools Solid understanding of socket handling and real-time communication protocols (e.g., WebSockets, Socket.IO) Familiarity with RESTful APIs, database design (MongoDB), and Git version control Awareness of secure coding practices, especially in handling external packages and dependencies Strong problem-solving, debugging, and communication skills Apply Now and be part of building cross-platform, real-time, map-powered digital experiences! Job Types: Full-time, Permanent Pay: ₹70,000.00 - ₹80,000.00 per month Schedule: Monday to Friday Ability to commute/relocate: Mohali, Punjab: Reliably commute or planning to relocate before starting work (Preferred) Experience: React Native: 2 years (Preferred) MERN: 2 years (Preferred) Mapbox Integration: 2 years (Preferred) Location: Mohali, Punjab (Preferred) Work Location: In person

Are you a skilled and experienced Node.js Developer looking for your next challenge? Appvin Technologies is seeking a talented Senior Node.js Developer to join our dynamic team. Key Responsibilities: Design and develop server-side components of web applications using Node.js. Implement and maintain CI/CD pipelines for efficient software delivery. Collaborate with front-end developers to integrate user-facing elements with server-side logic. Write reusable, testable, and efficient code.- Ensure high performance, scalability, and reliability of applications. Troubleshoot and debug applications. Participate in code reviews and provide constructive feedback. Mentor junior developers and provide guidance on best practices. Stay updated with industry trends and standard methodologies Requirements: Bachelor's degree in Computer Science, Engineering, or a related field. 6+ years of experience in software development with a focus on Node.js. Strong knowledge of JavaScript and Node.js frameworks like Express.js. Experience with RESTful APIs and WebSockets. Familiarity with database technologies such as MongoDB, MySQL, or PostgreSQL. Understanding of front-end technologies like HTML, CSS, and JavaScript frameworks. Excellent problem-solving skills and attention to detail. Strong communication and collaboration skills. Benefits: Competitive salary and performance bonuses. Opportunities for professional growth and development. Collaborative and innovative work environment. Job Type: Full-time Pay: ₹1,020,480.80 - ₹2,052,848.62 per year Benefits: Paid time off Provident Fund Schedule: Day shift Monday to Friday Supplemental Pay: Performance bonus Yearly bonus Ability to commute/relocate: Noida, Uttar Pradesh: Reliably commute or planning to relocate before starting work (Preferred) Experience: Node.js: 2 years (Required) Work Location: In person

Job Description Key Responsibilities : Design scalable, maintainable, and high-performance architecture for full-stack web applications. Lead the end-to-end technical architecture and infrastructure planning for complex software systems. Translate business requirements into technical specifications and architecture blueprints. Lead and guide development teams in best practices across frontend, backend, and database technologies. Conduct architecture and code reviews to ensure quality, performance, and security. Collaborate with DevOps for CI/CD, cloud deployment (Azure & GCP), and infrastructure decisions. Define and enforce coding standards, design patterns, and architectural principles. Manage technical risks and resolve integration, scalability, and performance Skills & Architecture : Deep experience in designing hybrid and cloud-native architectures (Azure & GCP). Strong understanding of networking, server setup, containerization (Docker, Kubernetes), and security. Experience with CI/CD pipelines, monitoring/logging, and infrastructure as code (Terraform, : Strong hands-on in Node.js, .NET Core / .NET Framework, and API design (REST & GraphQL). Proficiency in working with SQL Server, PostgreSQL, and MongoDB. Strong understanding of data modeling, performance optimization, and query : Hands-on experience with React.js, Angular, and modern frontend development principles. Familiarity with responsive design, component-based architecture, and state management (Redux, Skills : Experience in RESTful APIs, WebSockets, and GraphQL. Strong understanding of microservices, modular architecture, and design patterns. Knowledge of testing frameworks with test automation. Familiar with security, scalability, and performance best practices. Excellent problem-solving, analytical, and communication skills. Exposure to serverless architecture and cloud-native services. Experience in multi-tenant or SaaS-based application architecture. Experience with TypeScript, Next.js, or other modern JS frameworks. (ref:hirist.tech) Show more Show less

Location : Ahmedabad (On-site) Experience : 5 - 8 years Position Type : Full-time, Permanent AIPLs 120-engineer team powers planet-scale systems for global innovators. We are assembling a specialised iOS squad to build FDA-compliant, SwiftUI-first apps for a billion-dollar health-tech platform (client name confidential). Your code will run on iPhones and iPads used daily by clinicians and patients worldwidesoftware that simply cannot fail. What Makes This Role Exciting Greenfield + Legacy modernisation : Craft new modules in SwiftUI while refactoring existing UIKit code into clean architecture. Deep integration : BLE peripherals, secure real-time data sync, offline workflows, Core Bluetooth, HealthKit, biometrics. Engineering ownership : influence architecture, CI/CD, security, and performance from day one. Global collaboration : Pair with US & EU experts on coding standards, code reviews, and mobile DevOps. Compliance challenge : Learn FDA, HIPAA, and 21 CFR Part 11 practicescareer-accelerating knowledge. Requirements Key Responsibilities : Design, build, and maintain high-performance iOS apps in Swift (80 %+ SwiftUI). Lead migration from UIKit to SwiftUI and implement MVVM / Clean Architecture patterns. Integrate REST/gRPC services, WebSockets, and Bluetooth Low Energy devices. Optimise for battery, memory, accessibility, and security (OWASP MASVS). Write unit, UI, and integration tests; champion TDD and CI/CD (GitHub Actions / Azure DevOps). Perform code reviews, mentor mid-level engineers, and uphold style guidelines. Collaborate with design, backend, and QA to deliver sprint goals and compliance artifacts. Contribute to mobile release pipeline, App Store deliverables, and post-release monitoring. Must-Have Skills 5-8 years iOS development; 3+ years in Swift with strong SwiftUI component knowledge. Production experience with SwiftUI and Combine. Hands-on with MVVM, Core Data, Core Bluetooth, URLSession / gRPC, Background Tasks. Proficient in unit/UI testing (XCTest, XCUITest) and static analysis (SwiftLint, Sonar). Familiar with App Store submission, TestFlight, phased release, and crash analytics (Firebase Crashlytics, Sentry). Solid Git, code review, and Agile-Scrum practice. Nice-to-Have Exposure to medical, fintech, or other regulated domains. Experience with Flutter or React Native. Benefits Medical Insurance. Competitive Salary. (ref:hirist.tech) Show more Show less

About Company, Droisys is an innovation technology company focused on helping companies accelerate their digital initiatives from strategy and planning through execution. We leverage deep technical expertise, Agile methodologies, and data-driven intelligence to modernize systems of engagement and simplify human/tech interaction. Amazing things happen when we work in environments where everyone feels a true sense of belonging and when candidates have the requisite skills and opportunities to succeed. At Droisys, we invest in our talent and support career growth, and we are always on the lookout for amazing talent who can contribute to our growth by delivering top results for our clients. Join us to challenge yourself and accomplish work that matters We’re looking for a Java Developer to join our dynamic and innovative team, working on a cutting-edge product. You’ll be part of a cross-functional, self-organizing team that values autonomy, agility, and continuous improvement. This is a highly collaborative environment where you’ll work closely with development leads, product managers, and stakeholders to deliver high-quality solutions. Work Location : Gurugram, Haryana and Noida, UP Key Responsibilities: Collaborate within an agile team to design, develop, and maintain robust Java applications Break down complex user stories and technical requirements into actionable tasks Write clean, efficient, and testable code, along with unit and integration tests Document technical designs and contribute to knowledge-sharing across teams Participate in code reviews and ongoing refactoring efforts to improve code quality Provide Level 3 production support when needed Work closely with both onshore and offshore team members Required Skills & Experience: 6+ years of hands-on experience in Java software development Proficiency in Java 17 and solid understanding of object-oriented programming Experience with Spring Boot , REST APIs , microservices , and WebSockets Strong knowledge of unit testing , code refactoring , and best practices in software development Familiarity with tools like Maven , Git , and Jenkins Experience working with Apache Kafka , Zookeeper , and PostgreSQL Understanding of YAML configuration and Hibernate ORM Excellent problem-solving and communication skills Droisys is an equal opportunity employer. We do not discriminate based on race, religion, color, national origin, gender, gender expression, sexual orientation, age, marital status, veteran status, disability status or any other characteristic protected by law. Droisys believes in diversity, inclusion, and belonging, and we are committed to fostering a diverse work environment Show more Show less

Company Description Beyond Labs provides dedicated Product on Demand teams for startups and enterprises using top 1% tech talent from leading global companies. Our expert teams work on a subscription model to quickly launch your MVP or product in just months. We emphasize high-performance, innovative, and AI-driven solutions to ensure reliable, scalable results with minimal risk. Our small, agile teams make fast decisions and implement quickly, harnessing advanced resources and the latest technology to deliver exceptional value. Role Description We are looking for a Senior Frontend Developer who can lead the development of modern, high-performance web applications. You will be responsible for crafting intuitive user interfaces, optimizing performance, and ensuring seamless user experiences. The ideal candidate should have a deep understanding of frontend technologies, architecture, and best practices. As a key member of our team, you will play a critical role in decision-making, setting coding standards, and mentoring junior developers. You should be comfortable working in a fast-paced environment, collaborating with cross-functional teams, and staying updated with the latest frontend trends and technologies. If you are passionate about building scalable, visually stunning, and user-friendly web applications, we’d love to hear from you! Responsibilities Develop and maintain responsive, high-performance web applications using React.js, Next.js, or other modern frontend frameworks Write clean, scalable, and maintainable code while following best practices Translate UI/UX designs into pixel-perfect, responsive interfaces across different devices and browsers Optimize application performance by improving loading speed, minimizing re-renders, and implementing lazy loading and code splitting Manage application state efficiently using Redux, Zustand, Recoil, or other state management libraries Integrate and handle RESTful APIs and GraphQL endpoints securely, including authentication and error handling Write and maintain unit, integration, and end-to-end tests using Jest, React Testing Library, or Cypress Debug and resolve frontend issues to ensure a smooth and reliable user experience Maintain version control with Git and contribute to CI/CD pipelines for automated builds and deployments Collaborate with backend developers, designers, and product managers to deliver high-quality features Participate in code reviews, provide constructive feedback, and uphold best coding practices What We’re Looking For 4+ years of experience in frontend development with a strong focus on React.js, Next.js, and TypeScript Proficiency in JavaScript, HTML, CSS (SASS, Tailwind, or Styled Components) with a strong grasp of component-based architecture Expertise in state management (Redux, Zustand, Recoil) and integrating RESTful APIs/GraphQL securely and efficiently Strong problem-solving skills, with the ability to debug complex frontend issues and optimize performance (lazy loading, code splitting, caching) Experience writing and maintaining unit, integration, and end-to-end tests using Jest, React Testing Library, or Cypress Hands-on experience with Git, CI/CD pipelines, and deployment processes Ability to architect scalable and maintainable frontend systems , ensuring clean and reusable code Excellent collaboration and communication skills , capable of working effectively in cross-functional teams Nice To Have Experience with GSAP, Framer Motion, or CSS animations for rich UI interactions Knowledge of WebSockets and real-time data handling using Socket.io Familiarity with server-side rendering (SSR) and static site generation (SSG) in Next.js Exposure to headless CMS platforms like Contentful or Prismic Understanding of WebAssembly (WASM) and performance optimization Experience with Web3 technologies and blockchain integration Background in mobile-first development and Progressive Web Apps (PWAs) Why Join Us? Opportunity to work on impactful projects with a talented, driven team Flexible work options – remote or hybrid, based on your preference Supportive, growth-focused environment that values learning and innovation Chance to work with cutting-edge technologies and solve real-world challenges Competitive salary and benefits with performance-based growth opportunities Collaborative team culture where your ideas and contributions are valued Show more Show less

CometChat Overview Our mission: Fuel customer growth through meaningful user-to-user engagement. CometChat is an all-in-one communication platform that enables businesses to easily integrate customized in-app messaging functionalities across text, voice, and video. This eliminates the need for businesses to start building a messaging module from scratch, and enables their end-users to communicate with each other, resulting in a unified customer experience, increased engagement and retention, and revenue growth. With CometChat's ready-to-use UI kits and powerful SDKs, product teams across start-ups and enterprises alike can easily roll out a feature-rich, scalable, and secure user to user communication module. Our company has seen rapid growth, thanks to several market validations, including our participation in Techstars Boulder Accelerator in 2019, followed by investments from experienced investors such as iSeed Ventures, Range Ventures, Silicon Badia, noncapital, and Matchstick Ventures. CometChat raised a Series A round from Signal Peak Ventures. Beyond the market validation, we are fueled by real customer validation serving over 50K customers across the globe in several verticals ranging from dating apps, telehealth apps, and internet marketplaces to thriving global communities. With solid financials, strong organic growth, and increasing demand for in-app communication platforms, we are in an exciting rapid-scale phase. A global business from the start, we have 100+ team members across our Denver, Salt Lake, Mumbai, and Chennai offices. We are proud of our team and are always looking to expand our tribe! CometChat’s Mission Fuel customer growth through meaningful user to user engagement. CometChat’s Products CometChat offers a robust suite of cloud hosted text, voice and video options that meet businesses where they are–whether they need drag and drop plugins that can be ready within 30 minutes or if they want more advanced features and can invest development resources to launch the experience that will best serve their users. We’re actively expanding our platform to include and enhance AI-driven capabilities like onboarding assistants, real-time content moderation, and AI Agents that enhance user safety, guidance, and engagement. Our new Visual Builder enables teams to go from idea to live product faster than ever — with minimal lines of code. Together, these innovations are shaping the next generation of in-app communication. Quickly build a reliable & full featured chat experience into any mobile or web app Fully customizable SDKs and API designed to help companies ship faster At every step, CometChat helps customers solve complex infrastructure, performance and security challenges, regardless of the platform. But there is so much more! With over 20 ready to use extensions, customers can build an experience and get the data, analysis and insights they need to drive their business forward. CometChat’s solutions are perfect for every kind of user to user chat (groups & 1:1) including: Social community – Allowing people in online communities to interact without moving the conversation to another platform Marketplace – Enabling communications between buyers and sellers Events – Bringing thousands of users together to interact without diminishing the quality of the experience Telemedicine – Making connections between patients and providers more accessible Dating – Keeping people engaged while they connect with one another And more! Collaborate closely with our product and engineering teams to deliver AI-powered Onboarding, Moderation, and AI Agent Experiences that redefine user-to-user interactions. You will help craft the building blocks for a platform where AI becomes a native part of the conversation/platform. CometChat is committed to fostering a culture of innovation & collaboration. Our people are our strength so we respect and nurture their individual talent and potential. Join us if you are looking to be a part of a high growth team! Position Overview & Priorities We are seeking a skilled React Native Developer to join our dynamic team to lead the development of our React Native UI Kit. As a React Native Developer at CometChat, you will be instrumental in crafting high-quality, reusable, and scalable UI components that will integrate seamlessly into our clients' mobile applications. This role involves extensive coding and requires a deep understanding of the React Native ecosystem, proactive problem-solving skills, and a keen eye for mobile design. Primary responsibility would be: Actively engage in a hands-on, development-heavy role that involves extensive coding using React Native and other related technologies. Develop and maintain the CometChat UI Kit using React Native, ensuring it is scalable, responsive, and accessible across multiple mobile devices and platforms. Collaborate with the design team to implement modern mobile designs into functional and reusable components. Optimize UI components for maximum performance across a vast array of mobile devices. Write clean, maintainable, and efficient code that adheres to industry best practices. Participate in code reviews and provide constructive feedback to team members. Work closely with the product management team to understand end-user requirements and translate them into pragmatic and effective technical solutions. Stay up-to-date with emerging trends and advancements in React Native development, proposing and implementing new technologies or methodologies that will enhance our product offerings. Provide technical leadership and mentorship to junior developers, fostering a collaborative and inclusive team environment. Work Location In Office, Chembur. Mumbai Prioritized Experiences And Capabilities Proven experience in React Native development, with a deep understanding of core principles and related libraries Strong understanding of JavaScript ES6+ and React.js concepts. Experience with state management patterns and solutions (e.g., Redux, Context API). Familiarity with modern mobile build pipelines and tools such as Gradle, XCode, and Git. Knowledge of native Android/iOS development and understanding of bridging native modules in React Native. Experience with responsive and adaptive design principles, specifically for mobile devices. Proficiency in using the React Native CLI for developing mobile applications. Excellent problem-solving skills and attention to detail. Strong communication and teamwork skills. Good to have Experience with TypeScript. Prior experience working with Expo or similar React Native build tools. Familiarity with Hermes for improving runtime performance. Experience in writing robust unit tests and test cases. A portfolio of mobile UI/UX design work. Knowledge of RESTful APIs and real-time technologies (e.g., WebSockets). Bachelor’s degree in Computer Science, a related technical field, or equivalent practical experience. Here are the values that act as a guardrail of our execution culture: Go above and beyond for the customer: We are obsessed with ensuring every customer is taken care of, no matter how big or small they are. We truly believe their problems are our problems, and will stop at next to nothing to see them succeed. Be relentless: Never stop innovating. Be relentless in trying new things, and improving our product. Challenge the status quo, embrace learning curves, and don’t be afraid to fail. Focus on the outcome and everything else will fall into place. Be curious: Practice empathy. Anticipate customer needs, and solve them before they get there. If you don’t understand something, ask questions and learn. Have fun: Laugh. Be positive and kind. Make people feel good. Life is too short to not spend time doing what you love with folks you enjoy being around. Interview Process Our goal is to make sure you have the chance to get to know CometChat as we learn more about you. Through a series of conversations with CometChat’s founders and key stakeholders, we’ll want to learn more about your strategic and functional expertise, and your passion. We hope that you’ll bring questions and ideas to each conversation and suggest ways that we can get to know you and your capabilities better. Show more Show less

Hiring Alert! I’m building a Crypto Arbitrage Scanner that detects real-time price differences across major exchanges like Binanceand KuCoin – and we’re scaling fast. To safeguard the platform before launch, I’m looking for a QA Engineer (Freelance/Contract) who can wreck-proof our product 💥 🔍 What You’ll Do: Test arbitrage detection, trade execution, and fund flow modules Validate real-time data pipelines across exchanges via CCXT Review front-end (Next.js) and back-end (Node.js/Golang) components Develop test plans, edge cases, and regression suites 💡 Who You Are: Solid experience in manual and automated testing Comfortable with APIs, WebSockets, and browser testing tools Bonus points for fintech or crypto domain experience Sharp attention to detail and fast feedback loops 💰 Compensation: Best in the market, based on your skills and experience Remote and flexible opportunity 📍 Remote | 🕐 Flexible hours | 🔜 Start ASAP contact me : 92571-41543 This is a high-impact project aiming to serve 1 crore+ users, and we need a QA pro who can guarantee resilience and reliability. If catching bugs before they bite is your passion, we should talk! 📩 DM me or drop your profile in the comments! #hiring #qaengineer #crypto #arbitrage #remotework #testing #fintech #golang #nextjs #startup Show more Show less

Job Title: AI Engineer Location: Gurgaon (On-site) Type: Full-Time Experience: 2–6 Years Role Overview We are seeking a hands-on AI Engineer to architect and deploy production-grade AI systems that power our real-time voice intelligence suite. You will lead AI model development, optimize low-latency inference pipelines, and integrate GenAI, ASR, and RAG systems into scalable platforms. This role combines deep technical expertise with team leadership and a strong product mindset. Key Responsibilities Build and deploy ASR models (e.g., Whisper, Wav2Vec2.0) and diarization systems for multi-lingual, real-time environments. Design and optimize GenAI pipelines using OpenAI, Gemini, LLaMA, and RAG frameworks (LangChain, LlamaIndex). Architect and implement vector database systems (FAISS, Pinecone, Weaviate) for knowledge retrieval and indexing. Fine-tune LLMs using SFT, LoRA, RLHF, and craft effective prompt strategies for summarization and recommendation tasks. Lead AI engineering team members and collaborate cross-functionally to ship robust, high-performance systems at scale. Preferred Qualification 2–6 years of experience in AI/ML, with demonstrated deployment of NLP, GenAI, or STT models in production. Proficiency in Python, PyTorch/TensorFlow, and real-time architectures (WebSockets, Kafka). Strong grasp of transformer models, MLOps, and low-latency pipeline optimization. Bachelor’s/Master’s in CS, AI/ML, or related field from a reputed institution (IITs, BITS, IIITs, or equivalent). What We Offer Compensation: Competitive salary + equity + performance bonuses Ownership: Lead impactful AI modules across voice, NLP, and GenAI Growth: Work with top-tier mentors, advanced compute resources, and real-world scaling challenges Culture: High-trust, high-speed, outcome-driven startup environment Show more Show less