Founding Engineer (Full Stack)

ABOUT THE ROLE This is a founding engineering role at a seed-stage construction technology startup building AI-powered tools that automate blueprint analysis, material takeoffs, and cost estimation. You will be one of the earliest engineers on a small, high-ownership team, shaping both the product and engineering culture from the ground up. The work directly supports making housing and infrastructure development faster and more affordable. WHAT YOU'LL DO - Build intuitive, polished UIs that surface computer vision model outputs to end users. - Tackle complex geometry problems, streaming systems, and sophisticated user interactions. - Ship prototypes rapidly and iterate continuously based on real user feedback. WHAT WE'RE LOOKING FOR - Strong React and TypeScript skills paired with full-stack engineering ability. - Python proficiency and comfort solving open-ended, math-oriented problems. - Demonstrated ability to take a product from 0 to 1, ideally with real traction or paying customers. - Solid computer science fundamentals, or an exceptional project portfolio demonstrating equivalent ability. - Experience as a founding engineer, early startup employee, or founder is a strong plus. - Familiarity with construction, real estate, or PDF workflows is a bonus. - Proficiency with Tailwind CSS is a nice-to-have. - Empathetic, honest communicator who is genuinely motivated by impact over compensation. - Exceptional new graduates with strong hustle and a quick learning curve are welcome to apply. - US citizenship required; visa sponsorship is not available. COMPENSATION & BENEFITS Base salary: $100,000 to $180,000 USD annually. Equity is expected given the founding-team nature of the role. Visa sponsorship is not available. LOCATION On-site in San Francisco, California, United States, five days per week.