Who can apply: Only open to applicants in: New York.
Location as listed by the employer: “New York City”
Apply on Fonzi's site ↗
Opens the employer's official application page.
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About this role
Fonzi is hiring for a Senior AI Product Engineer role (full-time). See the official posting for full details.
Requirements
- TypeScript across the stack: Strong proficiency in TypeScript, Node.js, React, and Next.js—you'll move fluidly between backend and frontend
- Production AI experience: You've shipped LLM-powered features to real users—whether that's agentic systems, conversational AI, intelligent automation, or integrating models into applications. We care that you've done it…
- Product engineering mindset: You care about user experience, not just technical implementation. You'll help define the "what" not just build the "how."
- Database fluency: PostgreSQL experience—efficient queries, sensible schemas, understanding of how data flows through a system
- Startup velocity: 5+ years of experience with meaningful time in fast-paced environments where you owned problems end-to-end
- Ship-first mentality: You default to shipping and iterating. You're deliberate about trade-offs but allergic to over-engineering.
- AI coding tool mastery: You're fluent with tools like Claude Code, Cursor, Copilot, or similar. You don't just use them—you've developed workflows that make you dramatically faster. You understand when to lean on AI ass…
Summarized from the employer's posting — check the full posting for every requirement.
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