Software Development Engineer - Fullstack

Key Responsibilities

• Design, develop, and deploy full-stack features using React, Python, Go, Redis, Postgres, and other technologies
• Implement responsive and intuitive user interfaces using modern frameworks like ShadcnUI/Tailwind CSS
• Develop robust backend services and APIs using Python, Go, and other languages, and integrate them with frontend applications
• Own the end-to-end lifecycle of features—from scoping and design to deployment and monitoring
• Build scalable microservices that power core messaging platforms (SMS, MMS, WhatsApp, RCS)
• Integrate and manage payment workflows, including card handling, recharge, and invoicing
• Develop and maintain Airflow DAGs for billing automation and reconciliation tasks
• Write clean, modular, and production-grade code in GoLang and Python
• Ensure comprehensive unit, functional, and regression testing to prevent defects and regressions
• Leverage AI tools like GitHub Copilot, Cursor, and LLMs to enhance development productivity
• Collaborate with Product, DevOps, QA, and Support teams to deliver high-quality outcomes
• Monitor production systems and own observability, performance, and reliability
• Optimize CI/CD pipelines for rapid and safe delivery of backend services
• Participate in code reviews and enforce best practices in architecture and design
• Design systems for high availability, throughput, and low-latency processing at a global scale
• Embrace a strong ownership mindset in a fast-paced, engineering-driven environment
  

Qualifications:

• Proven experience in full-stack web development, with focus on creating products from scratch
• Proficiency in React and the modern JavaScript/TypeScript ecosystem
• Strong experience in building and maintaining large-scale distributed backend systems
• Exposure to AI-assisted development tools like GitHub Copilot, Cursor, or LLMs is a must — we expect engineers to actively leverage modern tooling for efficiency and quality
• Proficiency in one or more backend languages such as GoLang or Python
• Solid understanding of REST APIs, microservices architecture, and event-driven systems
• Hands-on experience with PostgreSQL and familiarity with Redis for caching or low-latency access
• Exposure to workflow orchestration tools like Apache Airflow is a plus
• Familiarity with AWS services such as EC2, RDS, S3, ECS, and Lambda
• Experience with CI/CD pipelines and container-based deployments
• Ability to write robust unit, integration, and regression tests
• Working knowledge of Git and collaborative development practices
• Strong analytical, debugging, and problem-solving skills
• Proven ability to work in a fast-paced, ownership-driven environment with a strong bias for action