Founding Full-Stack Engineer – Startups/funding round companies

San Francisco 6 days agoFull-time External
Negotiable
Scope/Responsibilities of Role: • Own large portions of the AI Experience Generation product. • Add features to Next.js frontend and deploy scalable Golang backend code. • Tune, optimize, and load test servers to handle 10x growth (hundreds of millions of users). • Design data systems and ML training infrastructure for automated experimentation. • Collaborate directly with founders and customers to design new experiences. Must Have Skills for Role: • 1+ years of experience at a US-based company; ideally a fast growing Seed Stage to Series B • Experience on systems that deal with extremely large scale • Strong full-stack foundation (Next.js/React and Backend). • Experience with Golang (or ability to deploy scalable Go code). • Strong first-principles problem-solving skills. • Ability to own features end-to-end (writing PRDs/specs through to testing). • Experience working on user-facing products and talking to customers. • Bachelors degree or higher in Computer Science or similar field. Nice to Have Skills for Role: • ML/AI/LLM integration experience. • Building scalable systems with demanding SLAs. • Background with design tools, chat experiences, or "vibe coding" tools. • Previous founder experience or high-growth startup experience.