Lena Fischer
Frontend Developer — React, TypeScript, Performance
Remote (EU) · lenafischer.dev · github.com/lenafischer · linkedin.com/in/lenafischer
Summary
Frontend developer with 5 years building fast, accessible product UIs. Cut LCP from 4.2s to 1.6s, shipped a 40-component design system adopted by 6 teams, and cleared 60+ WCAG violations on a checkout flow. Strong in React, Next.js, TypeScript, and Core Web Vitals.
Skills
- FrameworksReact · Next.js · TypeScript · JavaScript
- Styling & systemsTailwind · CSS-in-JS · Storybook · design systems
- PerformanceCore Web Vitals · LCP · CLS · INP · code-splitting
- AccessibilityWCAG 2.1 · ARIA · keyboard nav
Experience
Frontend Developer — Tessera Commerce
2021 — Present
Remote
- Built and shipped 40+ components in a Storybook-driven design system; adoption across 6 teams cut new-feature build time from 5 to 2 days.
- Cut LCP from 4.2s to 1.6s on the marketing site by deferring third-party scripts, adopting next/image, and font-display: swap; SEO impressions +28% the next quarter.
- Audited and fixed 60+ WCAG 2.1 AA violations across the checkout flow, unblocking an enterprise contract that required accessibility compliance.
- Led the migration of a legacy class-component codebase to hooks + TypeScript, cutting runtime type errors 45%.
Junior Frontend Developer — Pixelworks Studio
2019 — 2021
Berlin, DE
- Shipped responsive marketing pages for 15+ client campaigns with consistent Lighthouse scores above 90.
- Introduced Storybook to the team, improving component review and reuse.
Education
B.Sc. Media Informatics — Technical University of Munich
2015 — 2019