Senior Backend / Python Developer AI GenAI Systems

Senior Backend / Python Developer AI GenAI Systems

Location: Chennai/Remote

Type: Full-time

Experience Level: 5+ years (Senior Level)

About the Role:

We are seeking a Senior Backend / Python Developer to join our cross-functional team of AI engineers and GenAI data scientists. You will be responsible for building and maintaining scalable backend systems that power intelligent applications ranging from model inference APIs to retrieval-augmented generation (RAG) pipelines and data transformation workflows.

This role requires real-world, hands-on experience with FastAPI, Docker, and AWS, along with a strong foundation in backend systems, data engineering, and collaboration with AI/ML teams.

Key Responsibilities:

1. Design and implement high-performance REST and WebSocket APIs using FastAPI
2. Collaborate with AI and data science teams to serve models and orchestrate GenAI workflows
3. Build robust microservices and deploy them using Docker on AWS (ECS, Lambda, EC2, S3, etc.)
4. Develop and optimize data ingestion,



transformation, and delivery pipelines
5. Design backend components for RAG architectures, chat systems, and vector search integrations
6. Use Redis, where appropriate, for caching, pub/sub, or task queues (optional but preferred)
7. Monitor and tune system performance, latency, and fault tolerance in production environments
8. Work in an agile development cycle with code reviews, CI/CD, and test coverage
9. Document and communicate backend designs and decisions clearly within a team

Required Skills Experience

1. 5+ years of backend development experience with Python in production environments
2. Robust experience with FastAPI or similar async frameworks (e.g., Starlette, Sanic)
3. Deep proficiency with Docker and modern cloud deployments on AWS
4. Solid understanding of RESTful API design, asynchronous programming, and API performance tuning
5. Familiarity with SQL and NoSQL databases (e.g., Post

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