The Role  Build scalable AI-powered backend systems that form the backbone of our client solutions.  You'll architect robust APIs, integrate multiple AI providers with intelligent fallback strategies,  and optimize real-time workflows that handle AI processing at scale.  What You'll Do  ● Integrate and manage multiple AI providers (LLMs, image/video generation) with smart  fallback and cost optimization  ● Design and optimize prompt engineering strategies for consistent, high-quality AI outputs  ● Build high-performance REST/GraphQL APIs using Django and FastAPI with async  processing  ● Develop real-time features using SSE, WebSockets, and background task processing  (Celery)  ● Architect scalable microservices with robust error handling, rate limiting, and monitoring  ● Optimize database queries, implement caching strategies, and design efficient data  models  ● Implement RAG pipelines and vector embeddings for context-aware AI responses  ● Write comprehensive tests, maintain CI/CD pipelines, and conduct code reviews