Senior Technical Account Manager
LangfuseBerlin, Germany • London, England, United Kingdom • Munich, Bavaria, Germany • Paris, Ile-de-France, France • Zurich, Zurich, Switzerland • San Francisco, California, United States
Posted February 19, 2026
Full Time
About the Company
Langfuse is an open‑source observability platform that enables teams to develop, monitor, evaluate, and debug large language model (LLM) applications. It offers SDKs for Python and JavaScript, a unified dashboard, and tools for prompt management, automated testing, and human‑in‑the‑loop annotation, allowing developers and product managers to track cost, latency, and user feedback. The platform is self‑hosted in minutes and already trusted by thousands of users, from YC startups to enterprises such as Khan Academy and Twilio, for its reliability and performance. Langfuse’s distinctive value lies in its tight integration with popular LLM frameworks (OpenAI, LangChain, Llama‑Index, Vercel AI SDK) and its community‑driven open‑source ecosystem that fuels rapid iteration and continuous improvement.
Job Description
We are a small, engineering-heavy, and experienced team in Berlin and San Francisco. We are looking for a Senior Technical Account Manager to join our team and make our best customers successful in production and expanding over time. As a Senior Technical Account Manager, you will own strategic customer relationships, drive adoption of key product capabilities, and provide technical leadership during high-severity customer moments.
Requirements
- Senior experience in a customer-facing technical role
- Strong technical foundation
- Demonstrated work in applied AI / AI engineering
- Excellent communication
- High ownership
Benefits
- Generous Paid Time Off
- 401k Matching
- Retirement Plan
- Visa Sponsorship
- Four Day Work Week
- Generous Parental Leave
- Tuition Reimbursement
- Relocation Assistance
