Founding Full-Stack Engineer Jobs - May 2026

Seed-stage (VC backend) company building a vertically integrated design and manufacturing platform for precision mechanical parts. Developing proprietary CAD/CAM software on top of its own manufacturing facility, with customer-facing design software, an ML en…

Seed-stage startup hiring two founding engineering roles to work in-person at the NYC office: (1) Founding Principal/Staff Full-Stack Engineer — 8+ years experience, strong backend and systems foundation, ownership of architecture end-to-end; hardware experie…

Hi! I’m Nicole (ex-Google AI), cofounder of Gambit Robotics with Eliot Horowitz (cofounder/CTO MongoDB). We’re hiring for two founding engineering roles to work directly with us in our NYC office (in-person only): 1) Founding Principal / Staff Full-Stack En…

Contract-to-hire role for a Founding Full-Stack Engineer to build a high-performance, gamified "Command Center" web app (not a CRUD app) featuring a dynamic AI companion. Work includes turning an MVP concept into a secure, living product with strong micro-int…

Alfie.io builds AI-powered tools that help small and mid-sized e-commerce brands reach new customers who are already interested in their products. We automate outreach, rankings, and discovery of affiliates, creators and ambassadors using LLM-driven workflows…

Miniswap is a marketplace for complex hobbies, starting with Warhammer. We're backed by Y Combinator and have just closed our seed funding round. In the past six weeks since we launched, users have listed $150,000 of tabletop wargaming miniatures for sale on …