Langfuse is an open-source LLM Engineering Platform that helps teams build useful AI applications through tracing, evaluation, and prompt management. Now part of ClickHouse, Langfuse aims to be the 'Datadog' for this category, addressing the difficulty of building AI applications. It is the largest open-source solution in its space, trusted by major companies and with significant download and pull numbers. The integration with ClickHouse in January 2026 was driven by the understanding that LLM observability is a data problem, allowing Langfuse to accelerate product development and leverage ClickHouse's GTM and sales capabilities. Previously backed by prominent investors, Langfuse is a small, engineering-focused team with members in Berlin and San Francisco. The company is hiring for engineering roles, particularly in EU timezones, with an expectation of one week per month in the Berlin office. The workplace is remote-friendly, with European roles being remote-first and US roles preferring San Francisco but open to exceptional candidates nationwide. The role involves significant travel for conferences, meetups, workshops, customer events, and ClickHouse field activities.
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Job Type
Full-time
Career Level
Entry Level
Education Level
No Education Listed