// front-end engineer · web performance · accessibility

Ethan Park

Front-End Web Developer
[email protected]/(206) 555-0173/Seattle, WA
linkedin.com/in/ethanpark/github.com/ethanpark/ethanpark.dev

Summary

Front-end web developer with 6 years building fast, accessible, component-driven interfaces in React, Next.js, and TypeScript. Ship production UI that hits 95+ Lighthouse scores and passes Core Web Vitals, drives measurable conversion lift, and scales through shared design systems. Comfortable owning features end to end — from Figma handoff to A11y-audited, performance-budgeted release.

Skills & Stack

Languages
JavaScript (ES2023), TypeScript, HTML5, CSS3, GraphQL
Frameworks
React, Next.js, Vue 3, Remix, Node.js, Astro
Styling / UI
Tailwind CSS, CSS Modules, Sass, Radix UI, Storybook, design systems
Quality
WCAG 2.1 AA, Lighthouse, Core Web Vitals, Jest, React Testing Library, Playwright, Cypress
Tooling
Vite, Webpack, Git, GitHub Actions, Figma, Vercel, REST APIs

Experience

Senior Front-End DeveloperApr 2022 – Present
Brightline Commerce · Seattle, WA
  • Rebuilt the storefront in Next.js + TypeScript, lifting mobile Lighthouse performance from 58 to 96 and cutting Largest Contentful Paint from 4.1s to 1.6s.
  • Led a checkout redesign that improved conversion 18% and reduced cart abandonment 11% through faster, more accessible flows.
  • Built and documented a 60+ component design system in Storybook, adopted by 4 squads and cutting new-feature build time roughly 40%.
  • Drove WCAG 2.1 AA compliance to 100% of audited pages, resolving 140+ accessibility issues and adding keyboard and screen-reader test coverage.
Front-End DeveloperJun 2019 – Apr 2022
Northpeak Media · Portland, OR
  • Shipped 30+ React features for a publishing platform serving 2M monthly visitors, holding all Core Web Vitals in the green.
  • Migrated a legacy jQuery UI to a Vue 3 component library, reducing JavaScript bundle size 34% and page weight 1.2 MB.
  • Introduced Jest and React Testing Library, raising front-end test coverage from 22% to 81% and cutting UI regressions 45%.
  • Partnered with design to standardize responsive breakpoints, eliminating layout bugs across 12 supported device sizes.
Junior Web DeveloperAug 2017 – Jun 2019
Cedar & Co. Studio · Portland, OR
  • Built 25+ responsive marketing sites in HTML, CSS, and vanilla JavaScript, averaging 90+ Lighthouse accessibility scores at launch.
  • Cut average page load time 1.8s by implementing lazy-loading, image optimization, and critical-CSS inlining.

Education

University of Washington — B.S. Informatics (Human-Computer Interaction), 2017
Dean's List · UW Web Accessibility Club, lead organizer

Certifications

Meta Front-End Developer Professional Certificate · 2021
IAAP Web Accessibility Specialist (WAS) · 2023