Lead Backend Developer

As a Lead Backend Developer at Big AIR Lab, you will play a crucial role in designing, building, and maintaining robust backend services using Python and FastAPI. Your expertise in Python-based development, especially with FastAPI and MongoDB, will be essential in developing and maintaining scalable RESTful APIs for internal tools and third-party integrations. Collaborating with frontend, DevOps, and AI/ML teams, you will ensure secure and performant backend infrastructure that is production-ready, fault-tolerant, and scalable. **Key Responsibilities:** - Design, build, and maintain robust backend services using Python and FastAPI. - Develop and maintain scalable RESTful APIs for internal tools and third-party integrations. - Work with MongoDB, PostgreSQL, and Redis to manage structured and unstructured data efficiently. - Collaborate with frontend, DevOps, and AI/ML teams to deliver secure and performant backend infrastructure. - Implement best practices in code architecture, performance optimization, logging, and monitoring. - Ensure APIs and systems are production-ready, fault-tolerant, and scalable. - Handle API versioning, documentation (Swagger/OpenAPI), and error management. - Optimize queries, indexes, and DB schema for high-performance data access. - Maintain clean code with emphasis on object-oriented principles and modular design. - Troubleshoot production issues and deliver timely fixes and improvements. **Qualifications:** - Overall Experience: 5+ years in backend software development. - Python: Strong proficiency with object-oriented programming. - Frameworks: Hands-on experience with FastAPI (preferred), Django. - Databases: - MongoDB: Experience with schema design, aggregation pipelines, and indexing. - Familiarity with SQL databases (PostgreSQL/MySQL). - Experience with Redis and optionally Supabase. - API Development: - Proficient in building and documenting REST APIs. - Strong understanding of HTTP, request lifecycles, and API security. - Testing & Debugging: - Strong debugging and troubleshooting skills using logs and tools. - Performance & Scalability: - Experience optimizing backend systems for latency, throughput, and reliability. - Tools: Git, Docker, Linux commands for development environments. If you are a seasoned Lead Backend Developer with a passion for AI/ML projects and experience in building and managing REST APIs in production, this opportunity at Big AIR Lab offers a competitive salary with performance-based bonuses, the chance to work on AI-integrated platforms and intelligent products, access to the latest tools and cloud platforms, flexible working hours, and wellness initiatives.,