ClickHouse is a fast open-source column-oriented database management system that allows generating analytical data reports in real-time using SQL queries. Backed by Index.
About the role
Langfuse ingests terabytes of AI tracing data per day. When a Fortune 50 company instruments their application with Langfuse, they hit the infrastructure you built. Everything you ship is open source and immediately visible. Found on 1752vc Careers, the job board for startup and VC roles.
What they're looking for
- Strong backend engineer who gets excited about database internals, query optimization, and distributed systems
- You get excited when working with a ton of data
- Experience with analytical databases, data pipelines, or high-throughput event processing. ClickHouse experience is a big plus but not required
- You organize yourself. You have strong opinions about what to build and how to ship it
- Comfortable reading and writing TypeScript (our backend) and SQL
- Interest in open source software and genuine enjoyment talking to users about their scaling challenges
More about this role
Langfuse ingests terabytes of AI tracing data per day. When a Fortune 50 company instruments their application with Langfuse, they hit the infrastructure you built. Everything you ship is open source and immediately visible.
The core of your role is making Langfuse fast and affordable at scale: owning the ingestion pipeline, optimizing ClickHouse data models and queries so dashboards load instantly, and building the backend abstractions that let product engineers ship data-heavy features without reinventing the plumbing each time.
You will also make sure Langfuse runs everywhere. You’ll operate Langfuse Cloud across multiple production environments, and make self-hosting effortless. You will support a single Docker Compose setup to enterprise-grade Helm chart deployment.
You won’t be solving these problems alone. Langfuse is now part of ClickHouse, which means the people who built the database you’re optimizing are one channel away. Few backend roles give you that kind of access to the internals of your core datastore.
Own and optimize our ingestion pipeline : Langfuse ingests massive volumes of tracing data through a pipeline that flows from our API to ClickHouse. You'll work on...
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