Hub.xyz

You'll design and ship backend APIs and React interfaces for Hub's real-world AI training data pipeline. Your code will process data from 500,000+ contributors for top-tier tech companies. As a founding engineer, you'll own features end-to-end in a high-ownership, async-first environment.

You'll **own Hub's entire Brazil operation**, managing Scouts, logistics, and local partnerships in São Paulo. Your impact is **building the on-the-ground network** that powers AI data collection. This role stands out because **you're the first person in the country** with full ownership from day one.

You'll own Hub's social media presence in Brazil, growing our Instagram and TikTok. You'll tell real stories about people training AI. This role puts you on the ground in **São Paulo** building from scratch.

You'll be a founding engineer building **FastAPI backends** and **React frontends** for Hub, a YC-backed company providing real-world training data to leading AI labs. Your work will directly power the data pipeline processing contributions from 500,000+ people across 150+ countries.