Senior Software Engineer (Warsaw)

The mission America's industrial base runs on systems built in the 1980s. Billions of dollars in critical components (F-35 parts, industrial assemblies, electronics, bolts and hoses) still move through email threads, Excel sheets and disconnected ERPs. We're replacing that with an AI-native platform that makes aerospace, electronics, industrial and defense supply-chain operations nearly autonomous.

Faster quoting. Faster procurement. Full visibility.

Real operational intelligence for the companies our nation depends on. Quick facts: YC W25 company, top 5% growth in batch Raised $10M+ from investors including Paul Graham, SV Angel, Pear VC and CRV Team of 20 co-living in our Warsaw & SF Hacker Houses 7-figure ARR, transacting ~$50M a week through our system

Our Full Stack Engineers work with the platform team and our forward deployed engineers to build the systems our customers run on. Most of that work means integrating with legacy ERPs and email-driven workflows that move real orders every day. Full-time, in person in our Warsaw office.

This is not a remote role. Backend-leaning: Svelte, TypeScript, Postgres Design, build and maintain features end to end, from schema to UI Run several projects in parallel and get each one shipped Up to one week of international travel per quarter (SF HQ or customer sites) What we're looking for 5+ years of genuine full-stack experience Absolute grinder. Interested in co-living (though not required) You've shipped real full-stack pro