Senior Software Engineer, Distributed Data Systems

ABOUT THE ROLE This is a rare greenfield opportunity to build the data platform for the agentic era. You'll join a small, high-output engineering team at a fast-moving NYC-based AI data analytics startup — working on a brand-new OLAP lakehouse project designed to turn messy enterprise data into trustworthy, real-time answers at scale. As query behavior shifts to be driven largely by AI agents, the architecture of the underlying data platform matters more than ever. If you get genuinely excited about JOIN order optimization or have implemented a query optimizer for fun, this role was written for you. Visa sponsorship is available for this role. WHAT YOU'LL DO - Design and implement core components of a greenfield distributed OLAP lakehouse platform. - Focus deeply on join optimization, query planning, and query performance at scale. - Build reliable, scalable data infrastructure to support enterprise-grade analytics workloads. - Collaborate across infrastructure, backend services, and f