Senior Product Engineer - End-to-End Open-Source LLM Tools

Langfuse is building end-to-end product features for a global developer audience. You will own the product thinking, from user problem understanding to shipping the solution, with exposure to cutting-edge LLM applications.

You will work across the stack (React, Next.js, Python, Terraform, SDKs) and talk to users to shape the product. The role emphasizes open source engagement, documentation, and launching new features during Launch Weeks.