Product Engineer (Frontend)

Product Engineer (Frontend) | YC-Backed AI Startup | Founding Team | San Francisco Help build the AI platform that's redefining outbound. Ghost is partnering with a YC-backed AI startup that's transforming how the fastest-growing startups generate pipeline. Having raised $5.2M, this five-person team is building an AI-powered outbound platform that finds hyper-targeted prospects, monitors buying signals, and automates personalised outreach at scale. The product is already powering outbound for 40+ YC-backed companies, including some of Silicon Valley's fastest-growing startups. Founded by repeat YC founders (Harvard & MIT Computer Science) who previously built and exited a company to a global enterprise, they're now looking for a Product Engineer to own the entire frontend experience and help shape the next generation of AI-native software. Why join? This isn't just another frontend engineering role. You'll become the owner of the product experience—working directly with customers, influencing product direction, and shipping features that thousands of users interact with every day. You'll work alongside the founders, move incredibly fast, and have the autonomy to turn customer feedback into polished, intuitive product experiences. Why you'll love it: Join a YC-backed startup with $5.2M raisedBuild AI products already trusted by 40+ YC companiesWork directly with experienced repeat foundersOwn the frontend and product experience from day oneMeaningful early-stage equitySmall, high-calibre team where every line of code mattersRelocation support available What you'll build You'll own the frontend experience from concept to production. Responsibilities include: Building beautiful, intuitive user experiences using React, TypeScript and Next.jsSpeaking directly with customers to understand pain points and rapidly turn feedback into product improvementsTransforming ambiguous feature requests into elegant product experiencesOwning frontend product tickets end-to-endCollaborating closely with the founders to shape product directionHelping remove the design bottleneck by shipping exceptional UI at startup speed We're looking for someone who... 1-4 years of experience in frontend/full-stack engineering with strong product-senseGraduated from a top 20 US school Has strong React, TypeScript and Next.js experienceHas exceptional product intuition and UI/UX sensibilityEnjoys talking directly with customers and solving real user problemsHas built and shipped frontend products in productionIs excited by AI, LLMs and modern AI-native developmentThrives in fast-moving startup environments with high ownership Experience as a founder, founding engineer, startup operator, or even a former Product Manager who can code is highly valued. Tech Stack TypeScript • React • Next.js • Python • AI/LLMs • Prompt Engineering The best startup careers aren't found—they're built. If you're looking for a role where your impact compounds from day one, we'd love to hear from you 👻