Langfuse - Senior Product Engineer
Level inferred from job title
Job description
Product Engineer at Langfuse (part of ClickHouse) who delivers new features end-to-end to users, owning product thinking from understanding the user problem to shipping the solution. The role is open source and full stack, spanning frontend, backend, analytics, SDKs, docs and infrastructure.
At a glance
- Employment
- Full-time
- Work mode
- Remote · Germany
- Languages
- English
What you'll do
- Own features end-to-end: from talking to users, to writing the spec, to shipping the code and docs, to writing the changelog post
- Work across the full stack: React frontend, Next.js backend, ClickHouse analytics, Python and TypeScript SDKs, public docs, Terraform modules, and more
- Talk to users constantly: jump on calls, respond in community channels, and route support requests
- Write public documentation about the features you own
- Ship publicly during Launch Weeks and present the features you built to the community
What we're looking for
- Someone who has built features or even entire products from scratch end-to-end
- Experience building and shipping user-facing products end-to-end, ideally in TypeScript/React and with exposure to data-intensive backends
- Someone who can manage projects themselves, with strong conviction about what to build and how to ship it
- Taste for great developer experience: care about API design, UI details, and clear documentation
- Interest in open source software and genuine excitement about talking to developers about their problems
- Thrives in a small, accountable team where your output is visible and matters
Nice to have
- CS or quantitative degree preferred
- Experience with ClickHouse, analytics databases, or building complex data visualizations
- Former founder or early startup experience
- Contributions to popular open source projects
- ML/AI background or familiarity with the LLM framework ecosystem
Your team
Langfuse Product Engineering
Product engineers at Langfuse deliver new features end-to-end to users; the product is open source (MIT-licensed) with 35,000+ GitHub stars.
Benefits
Flexible work environment - ClickHouse is a globally distributed company and remote-friendly, operating in over 25 countries
- Healthcare - Employer contributions towards your healthcare
- Equity in the company - Every new team member who joins receives stock options
- Time off - Flexible time off in the US, generous entitlement in other countries
- A USD$500 Home office setup if you're a remote employee
- Global Gatherings - opportunities to engage with colleagues at company-wide offsites
- Culture - you will be instrumental in shaping our culture
Apply
About ClickHouse
A globally distributed, remote-friendly company operating in over 25 countries; Langfuse is open source (MIT-licensed) with 35,000+ GitHub stars and SDKs downloaded more than a hundred million times per month.
Key facts
- Globally distributed company operating in over 25 countries
- Langfuse has 35,000+ GitHub stars
- Langfuse SDKs are downloaded more than a hundred million times per month
- Langfuse is MIT-licensed open source
- Has run four Launch Weeks so far