TechMid-level (3–5 years)
Frontend Developer resume example: Mid-level (3–5 years)
Sample summary for Carlos Rivera
Frontend engineer with 4 years building fast, accessible web applications at product-led SaaS companies. Known for component architecture that scales, obsessive performance optimization, and collaboration between design and engineering that produces pixel-perfect UIs.
Key skills
ReactTypeScriptNext.jsGraphQLTailwind CSSStorybookCypressPerformance OptimizationAccessibilityDesign SystemsWebpackVitest
Sample experience
Frontend Engineer
2021 – Present
Harbor Analytics · Miami, FL
- •Rebuilt the core dashboard in React + TypeScript; reduced bundle size by 48% and improved LCP from 3.8s to 1.4s
- •Built shared component library with 80+ components used across 4 product areas and 12 engineers
- •Implemented automated accessibility checks in CI, catching 35 a11y regressions before they reached production
- •Led migration from CRA to Next.js, enabling SSR and reducing TTFB by 60% for search-driven landing pages
Frontend Developer
2020 – 2021
Roam App · Remote
- •Built interactive map feature using Mapbox GL used by 80K monthly active users
- •Improved app Lighthouse score from 61 to 94 through image optimization and critical CSS extraction
- •Introduced Storybook for component documentation, reducing miscommunication between designers and engineers by 50%
Tips for your Frontend Developer resume
Mid-level frontend resumes should show ownership of architecture decisions, not just feature work. Include metrics: bundle sizes, Lighthouse scores, LCP, component library adoption. Show that you push for performance and accessibility proactively, not just when asked.
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