Job Description
This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers. She will pick the best candidates from Jack's network The next step is to speak to Jack. Job Title: Founding Product Engineer Salary: $130K-$160K + 0.20%-0.40% Equity Company Description: Asteroid - YC-backed startup building browser-based AI agents Job Description: You will invent new design paradigms for human-agent supervision at scale. As a founding engineer, you'll own the entire user experience from greenfield design systems to mission-critical browser agent interfaces. This role is for a product-obsessed builder with elite taste who wants to define how the world interacts with the next generation of AGI. Location: San Francisco, USA Why this role is remarkable: Shape the interface of the future by designing how humans supervise agent workforces across complex, exception-heavy healthcare and enterprise workflows. Join a world-class founding team backed by Y Combinator (W25) and top angels from OpenAI and Hugging Face in a high-growth environment. Enjoy complete greenfield ownership over the platform's UX and design system, moving far beyond simple chat windows into novel AI-native interactions. What you will do: Build and own the end-to-end platform UX, including a unified design system and core frontend features using TypeScript and Go. Drive user adoption by conducting interviews, reviewing PostHog sessions, and iterating on onboarding to make complex agent executions intuitive. Function as a full-stack owner, building features from backend infrastructure to polished landing pages and customer-facing tools. The ideal candidate: Has 3+ years of experience shipping B2B prod