Ava Chen
Senior Product Engineer
San Francisco, CAava.chen@example.com+1 415 555 0132avachen.devgithub.com/avachenlinkedin.com/in/avachen
Summary
Product-minded engineer with 8+ years shipping thoughtful web products at scale. I turn ambiguous problems into fast, accessible interfaces — and leave teams with systems that are easier to maintain than the ones I found.
Experience
Senior Product EngineerLumen Labs2021 — Present
- Led the rebuild of an analytics dashboard used by 40k+ teams, cutting time-to-insight by 38%.
- Shipped a design-system migration across 120 screens with zero downtime and 96% test coverage.
- Mentored 6 engineers and introduced RFC reviews that reduced rework by a third.
Frontend EngineerNorthwind Studio2017 — 2021
- Built the checkout flow for a marketplace processing $80M/year, lifting conversion 12%.
- Cut the initial bundle by 45% with route-level code splitting and performance budgets.
Selected Projects
MarginOpen-source reading app2024
- 3.2k GitHub stars; local-first sync built on CRDTs with a 28kb core.
- Wrote the accessibility guide adopted by 40+ contributors.
Skills
- Languages: TypeScript, Go, Python, SQL
- Craft: React, Astro, Node.js, design systems, accessibility
- Platforms: Cloudflare, AWS, Postgres, Playwright
Education
B.S. Computer ScienceUniversity of Washington2013 — 2017
Graduated with honors · HCI research assistant
Languages
- English (native) · Mandarin (professional)