Fullstack Product Engineer / React + Node / Onsite (Flatiron NYC)

Fullstack Product Engineer — NYC (On-site, 5 days/week) Comp: $150K–$300K + highly competitive equity Experience: 3–10 years building 0?1 products Visa: Available A fast-growing AI company in NYC (Flatiron) backed by top-tier investors recently raised a $30M Series A and is building end-to-end AI systems for accounting and finance workflows. The team is scaling quickly and is hiring a Fullstack Product Engineer to own major product surfaces and ship real, production-grade features used by customers daily. What You’ll Do Own product features end-to-end—from idea ? design ? build ? deploy. Architect full-stack systems spanning frontend, backend, and APIs. Work closely with users and internal teams to shape product direction. Drive high-quality execution in a fast, iterative environment. Contribute to engineering culture and mentor teammates. What We’re Looking For Deep experience in at least one full-stack language + strong product sense. Background in high-velocity environments (early-stage startup or quant-style engineering team). Demonstrated ownership and meaningful impact in past roles. Strong tenure (2+ years) and evidence of progression. Strong academic foundation (top global university, strong GPA). Passionate about solving complex problems in a collaborative, in-person setting. Bonus Skills Product management instincts: user research, iteration, feedback loops. Experience with AI/LLM-integrated products. Why Join Backed by world-class ML + fintech investors. 10× revenue growth in the past 5 months. High ownership from day one; build at the edge of ML + finance. Work alongside top engineers, ML researchers, and domain experts—all on-site in NYC. High risk, high reward environment with significant equity. Interview Process Initial recruiter screen Founder/lead screening Coding interview Technical deep-dive or live coding Onsite (3–4 hours) covering technical, communication, and culture fit References If you're excited to build ambitious AI products and want to own meaningful surface area in a rapidly scaling environment, this role is for you. #J-18808-Ljbffr Motion Recruitment Partners LLC