Founding Engineer - Full Stack

ABOUT THE ROLE A fast-moving, Y Combinator–backed AI martech startup is looking for a Founding Engineer — Full Stack to join a tiny founding team at the cutting edge of AI brand intelligence. You'll help build the systems that let brands understand and influence how large language models perceive, discuss, and recommend their products — a genuinely novel problem space sitting at the intersection of AI research, product, and engineering. This is a high-ownership, zero-fluff role. You'll work directly alongside founders, stay close to customers, and ship end-to-end features in a fast-paced startup environment. You'll also help define what great engineering looks like for a team that builds with AI agents every day. WHAT YOU'LL DO - Own problems end-to-end — from high-level customer insight all the way through research and infrastructure. - Maintain a tight feedback loop with customers and the leadership team; move fast and ship. - Help shape the engineering culture and practices of a brand-new team. - Continuously reinvent patterns and best practices for working alongside AI agents as collaborative teammates. WHAT WE'RE LOOKING FOR Must-haves: - 1+ years of experience on software eng... Click Apply to read the full job description.