Senior AI/ML Backend Developer

This developer is based in Buenos Aires, Argentina, and possesses both Italian and Argentine citizenship, granting them EU work authorization. They are available for remote positions, ideally with US or EU timezone overlap, and are open to relocating to the EU for a suitable role. Their technical expertise spans Python, FastAPI, LangGraph, LangChain, RAG, hybrid retrieval, agent workflows, MCP, PostgreSQL/pgvector, Redis, WebSockets/SSE, TypeScript, Next.js, Docker, and AWS. Further details can be found on their resume/personal website: https://sebastiantirelli.com. They can be reached via email at tirelli@gmail.com.