Stefan Broenner

Creator of pytest-aitest and Excel and Windows MCP Servers. Loves building products. Works at Microsoft.

Frankfurt, Germany Joined on Feb 7, 2026 https://www.linkedin.com/in/stefanbroenner/

Pronouns

he/him

Work

Technical Director @ Strategic Partnerships Germany, Middle East & Africa at Microsoft

Feb 13

pytest-aitest: Unit Tests Can't Test Your MCP Server. AI Can.

#showdev #python #mcp #testing

5 min read