job_description.job_card.job_descriptionTitle : Product Design Engineer (UI Systems) — Onsite / Hybrid CaliforniaLocation : California (SF Bay Area preferred), onsite 3–4 days / weekRole overviewYou’ll be “chained to the founder’s hip” to translate vibe-coded prototypes into robust components and tokens. You’ll own the command‑palette UX, screen flows, accessibility and ergonomics—shipping preview links multiple times per week.ResponsibilitiesBuild and own design tokens + component library (ShadCN / Tailwind / React / TS).Convert founder prototypes into reusable components; enforce consistency.Create full-screen clickable prototypes with dummy data for new flows.Partner with TPM to ensure acceptance criteria are testable and observable.Instrument and reduce clinician clicks; improve keyboard-first ergonomics.Qualifications5+ years building complex React / TS apps; proven design systems ownership.ShadCN / Tailwind, Command‑K patterns, accessibility, performance hygiene.Storybook or similar; Playwright / Cypress familiarity for UI regressions.Portfolio showing keyboard-first, preview-heavy workflow products.Nice to haveHealthcare UX, EMR / EHR familiarity, MCP / SDK tool calling awareness.CompensationCompetitive base + outcomes bonus tied to preview velocity, UX quality metrics.