Founding Engineer (Europe)

ABOUT THE ROLE Join an early-stage AI infrastructure startup as its first engineering hire. You will work directly with the founder to evolve a working AI-powered service business product into reliable infrastructure that can scale to a large user base. WHAT YOU'LL DO - Design and build scalable architecture, data models, and infrastructure for the product. - Develop the agent runtime, including orchestration, memory, verification, and multi-agent workflows. - Work across backend, infrastructure, frontend, and AI agents to deliver what the product needs. - Set technical direction and establish engineering practices as the team grows. - Ship improvements regularly to businesses using the product in recruiting and web agency services. WHAT WE'RE LOOKING FOR - At least 2 years of experience shipping production software, or an equivalent record as a founder, solo builder, or exceptional early-career engineer. - Experience building and operating LLM or AI agent systems used by real customers. - Strong full-stack range, with the ability to take work from backend and infrastructure through to the user interface. - Experience scaling a working prototype into production infrastructure, and making technical decisions independently in an early-stage team. - A track record of shipping frequently and explaining the difficult technical decisions behind your work. - Founder experience or experience building agent orchestration, memory, evaluations, verification, or multi-agent workflows is valuable. - Based in Europe and willing to relocate to San Francisco within the first year. COMPENSATION & BENEFITS Annual compensation is €80,000 to €140,000. Visa sponsorship and relocation support are available for the move to San Francisco. LOCATION Remote within Europe initially, with relocation to San Francisco expected within the first year.