Founding Product Engineer

About the Role Join an early-stage engineering team building AI-powered software for industrial ingredient manufacturers. You will work closely with the founding team and own products end to end, from customer discovery to shipped software, across backend systems, AI agents, frontend, and infrastructure. What You'll Do Speak with ingredient manufacturers to understand their workflows and turn customer needs into product features. Build backend systems that ingest and process documents from customer ERP systems and inboxes. Develop AI agents that help complete complex compliance and food safety documents. Own product work from problem definition and scoping through implementation, launch, and iteration. Ship quickly, incorporate user feedback, and adapt to the needs of an early-stage company. What We're Looking For At least 4 years of professional experience, with substantial hands-on software engineering and production coding. Experience as a product manager who transitioned into engineering, or as a sole or first product engineer with end-to-end product ownership. A track record of shipping products or major features used by real customers, with the ability to discuss product tradeoffs. Strong full-stack skills, including backend systems, customer-facing interfaces, and relational database design. Experience building services that ingest and process real-world data. Kotlin, Spring Boot, PostgreSQL, React, Next.js, and GCP are relevant technologies. Production experience with LLMs, agents, retrieval, search, or document processing is a plus. Experience with food manufacturing, supply chain, or other legacy industries is also valuable. Compensation & Benefits Base salary is $180,000 to $250,000 annually, plus 0.5% to 1.5% equity. Visa sponsorship is not available. Location Full-time, on-site in San Francisco, California.