Senior Software Engineer, Distributed Data Systems

### About the Role

Join a fast-moving, NYC-based AI-native data infrastructure company that is building the next generation of agentic analytics. This is a greenfield opportunity to architect and build a scalable OLAP lakehouse platform that turns messy enterprise data into trustworthy, actionable answers — at scale, for some of the most data-intensive organizations in the world.

As a Senior Software Engineer on the Distributed Data Systems team, you'll own core platform components end-to-end, with a particular focus on query performance and join optimization. If you get genuinely excited about JOIN order optimization or have ever implemented a query optimizer for fun, this role was written for you.

The company is well-funded (Series A/B stage) and backed by notable strategic investors. Hiring decisions can be made within 72 hours of an onsite interview, and interview travel is covered.

Visa sponsorship is available.

### What You'll Do

• Work on a greenfield OLAP lakehouse project, building the data platform for the agentic era — where AI agents drive the vast majority of queries.
• Design and implement distributed data system components with a strong focus on join optimization and query performance.
• Collaborate fluidly across infrastructure, services, and frontend to deliver end-to-end data platform features.
• Ship reliable, scalable data infrastructure that powers enterprise-grade analytics at scale.
• Contribute from zero to one — this is early-stage, high-ownership work.

### What We're Looking For

Required

• 4+ years of experience as a data systems, backend, infrastructure, or platform engineer.
• Proficiency in Haskell and/or TypeScript (the core tech stack).
• Strong data focus — you think deeply about data quality, correctness, and performance.
• Experience building products from zero to one; prior startup experience (ideally VC-backed) strongly preferred.
• Experience with **distributed sy...