Langfuse is a rapidly growing open-source platform focused on LLM (Large Language Model) engineering, designed to assist engineers and enterprises in building and scaling LLM applications. With a strong backing of $4 million from notable investors like Y Combinator, Lightspeed, and General Catalyst, Langfuse has become a go-to resource for thousands of teams and engineers who utilize its services daily. The company is primarily based in Berlin, with key operations in San Francisco, and is committed to fostering a culture of performance and learning, offering competitive salaries, equity compensation, and a highly autonomous work environment.