Senior Python & AI Backend Developer (Freelance) — Milan area

We're looking for a senior Python backend developer to join a freelance project through Shakers, hybrid in the Milan area (2 days/week on-site in Segrate).

What you'll work on

Backend services in Python + FastAPI

Agentic, multi-turn RAG architectures

LlamaIndex and Gemini for retrieval-augmented generation

PostgreSQL (pgvector + full-text search) and Redis as the data layer

What we're looking for

Degree in Computer Science, Engineering, AI, or a related field

3+ years of backend development experience with Python and FastAPI

Hands-on experience with LlamaIndex and Gemini

Experience with PostgreSQL (pgvector + FTS) and Redis

Proven experience designing agentic, multi-turn RAG architectures

Excellent English

Good Italian (B2 minimum)

Available 2 days/week on-site in Segrate (Milan area)

This is a freelance role via Shakers, a European tech talent marketplace connecting independent professionals with companies across Portugal, Italy, Spain, and the UK.

📌 Senior Python & AI Backend Developer - Milan (Milano)
🏢 Shakers
📍 Milano