Hi, I'm Alex, a Python developer near Freiburg, Germany.
I build backends and integrate LLM features into existing software. Day to day I work on web applications used by several hundred people, and in my spare time I contribute to open-source Python tooling.
Open source
Merged contributions to PydanticAI:
- Support for MCP background tasks (SEP-1686)
- Instruction caching for Anthropic and AWS Bedrock
- Model Armor support for Google Cloud
anthropic_eager_input_streaminginOpenRouterModel
Tools I use most: Python, FastAPI, PydanticAI, LangGraph, TypeScript, React, Docker, Kubernetes
Available for freelance work (remote, part-time). Reach me at alex@resch-software.de.

