Full-stack Lead Engineer

Job Description

Full Stack Engineer (Modern Web & AI-Powered Solutions - MERN Stack, CI/CD, AWS) Location : [Remote/On-site/Hybrid] Department : Product & Engineering Reports To : Product Manager Role : Overview: We are seeking a skilled Full Stack Developer to build and scale a customer-facing web application and internal dashboard. This role will primarily focus on frontend and backend development using the MERN stack and modern UI frameworks, with a basic understanding of cloud deployment practices. The developer will be responsible for implementing user registration, billing, service metering, and model API integrations including those built on Python (e.g., RAG pipelines). The solution is to be productionized in AWS. Technology Spectrum for this Role: (Tech stack in line with this is also fine) Frontend Development: HTML, CSS, JavaScript, TypeScript React.js, Next.js, Redux Toolkit, React Query, React Router, React Flow, Expo Tailwind CSS, Bootstrap, Material UI, Framer Motion, JQuery, Axios Backend Development: Node.js, Express.js, FastAPI, Supabase REST APIs, GraphQL, WebSocket/Socket.IO JWT Authentication, API security practices Rate limiting / API throttling tools (e.g., express-rate-limit) Databases: MongoDB, Mongoose, MySQL, PostgreSQL, Redis Prisma, ORM Tools, Amazon S3 Programming Languages: JavaScript, TypeScript, Python, Shell/Bash Version Control & Deployment: Git, GitHub, Bitbucket Pipelines, GitLab CI, Jenkins Vercel, Render, Netlify Tools & Others: VS Code, Figma, Postman, Swagger Testing: Jest, Mocha, Chai, Cypress Cloud Infrastructure: Preferred: AWS (EC2, S3, RDS, DynamoDB, Lambda, API Gateway, Route 53, CloudFront, CloudWatch, ECS, IAM, Secrets Manager) Optional: Google Cloud CI/CD & DevOps Tools: GitHub Actions, GitLab CI, Jenkins Docker, Terraform, AWS SDK, Bash scripting Infrastructure as Code (IaC) & Deployment: Terraform, AWS CDK, CloudFormation Monitoring & Logs: AWS CloudWatch, X-Ray, Prometheus, Grafana AI Components & Integration: Google Vertex AI, AWS Bedrock, AWS Lambda, API Gateway Integration with Python RAG pipelines, LangChain, LlamaIndex, Weaviate, Pinecone Responsibilities: Develop and maintain customer-facing websites and internal dashboards (desktop + mobile compatible) Integrate frontend with backend APIs and external AI model APIs Ensure optimal UX and responsive design using modern UI frameworks Implement authentication, billing workflows, and real-time usage metering Write clean, well-documented, modular code with an emphasis on testing Set up robust CI/CD pipelines for full-stack applications (GitHub Actions or equivalent) Manage AWS-based staging and production environments with security, reliability, and cost-efficiency Automate deployment for MERN-based frontend/backend and Python APIs Handle secrets management, IAM roles, SSL, DNS setup (Route 53) , and traffic routing (CloudFront) Support containerization and orchestration (Docker, ECS, optional EKS) Monitor system performance, logs, and alerts Required Skills: 3+ years of experience with React and Node.js-based full-stack development Expertise in UI libraries (Material UI, Tailwind CSS, Bootstrap) Strong understanding of RESTful APIs, JWT authentication, and API security practices Basic cloud deployment knowledge (EC2, Vercel, Render) Collaborative and proactive approach when working with DevOps engineers and Python model teams