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NETGURU S.A.

Senior Python Developer - Freelance

NETGURU S.A. Show all offers
150 PLN
B2B
Senior
Warszawa
Expires Nov 28, 2026
4 days ago

In short

Senior Python Developer (Freelance B2B, remote, PL only). Build AI agents for image processing. Requires Python, agentic frameworks (LangGraph, LangChain), LLM SDKs, vector DBs (pgvector, Qdrant), PostgreSQL. Polish C2 required. Up to 150 PLN/h.

Keywords

python ai llm postgresql vector databases langgraph langchain aws docker ci/cd

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About the project

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This is how we work

Your responsibilities

  • Salary range: up to 150 PLN/h
  • Contract: Freelance B2B
  • Start date: ASAP
  • Engagement: full-time, 3 months
  • Location: Remote (based in PL only)
  • Polish language is a must-have
  • Project is building an AI agent that works on a system that processes images.

Our requirements

  • Commercial experience building AI agents in production (not just PoC/demo), with strong Python skills (async, typing, tests).
  • Hands-on experience with agentic frameworks (e.g. LangGraph, LangChain, CrewAI, AutoGen, Pydantic AI) or the ability to build agentic loops without framework.
  • Experience working with LLM SDKs (Anthropic, OpenAI).
  • Experience implementing MCP (Model Context Protocol) servers and/or clients.
  • Experience with vector databases (pgvector, Qdrant, Weaviate, Pinecone) and PostgreSQL, including hybrid search.
  • Polish language at C2 (native) level.

Optional

  • Experience with TypeScript/Node for the application layer.
  • Familiarity with evaluation/tracing tools such as LangSmith, Langfuse, Braintrust, or OpenTelemetry.
  • Infrastructure experience: Docker, CI/CD, AWS/Azure/GCP, Bedrock/Vertex.
  • Knowledge of the AI Act and GDPR, for the purpose of auditing agentic solutions.
  • English language at B2+/C1 level.

What we offer

  • 100% remote, flexible work.
  • Work with an experienced team of developers and continuous development of your hard and soft skills.
  • Dev-friendly processes such as Continuous Integration, Continuous Delivery, Code Review and bug bashes.
  • Long-term collaboration on challenging products (FinTech, B2B software, E-commerce and more).
Published 2026-10-29
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