CV example

Frontend Developer CV Example

Creative frontend developer with 4+ years building responsive, accessible web apps for fintech and e-commerce. React, TypeScript specialist at Monzo serving 6M+ users. Reduced bundle sizes by 40%, led TypeScript migration, achieved WCAG 2.1 AA compliance.

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  • Technology
  • Mid level
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Roles3
Skills19
Years of experience7
Qualifications2
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Alex Chen

Frontend Developer

Profile

Creative and detail-oriented frontend developer with 4+ years of experience building responsive, accessible, and high-performance web applications for fintech and e-commerce platforms. Specialist in React, TypeScript, and modern CSS with a strong focus on component architecture, testing, and developer experience. Currently at Monzo where I maintain customer-facing applications serving 6M+ users, led the TypeScript migration across 3 codebases, and reduced bundle sizes by 40%. Previously at Deliveroo building real-time UI features handling 50k concurrent connections. Passionate about accessibility, web performance, and crafting intuitive user experiences.

Experience

Frontend DeveloperMar 2022 – Present
Monzo

Build and maintain customer-facing React applications for the UK's leading digital bank, serving 6M+ active users across web and mobile-web platforms.

  • Led migration from JavaScript to TypeScript across 3 major frontend codebases (120k+ lines of code), reducing runtime errors by 65% and improving developer onboarding time by 2 weeks.
  • Reduced main bundle size by 40% through code splitting, lazy loading, tree shaking, and migration from Webpack to Vite — improving First Contentful Paint by 1.2 seconds.
  • Implemented comprehensive accessibility improvements across the web banking platform, achieving WCAG 2.1 AA compliance and enabling 15k+ screen reader users to access full functionality.
  • Built and maintained 25+ reusable UI components in the internal design system library, adopted by 4 engineering squads.
  • Introduced visual regression testing with Chromatic, catching 30+ UI bugs before production release in the first quarter.
  • Mentored 2 junior developers through pair programming sessions and structured code review feedback.
  • Participated in on-call rotation for frontend infrastructure, resolving 10+ production incidents with minimal customer impact.
Junior Frontend DeveloperSep 2020 – Feb 2022
Deliveroo

Developed responsive UI components for the customer-facing ordering platform used by millions of users across the UK and Europe.

  • Built real-time order tracking interface using React and WebSocket connections, handling 50k concurrent users during peak dinner hours with zero downtime.
  • Developed 40+ reusable components in Styled Components following atomic design principles, reducing development time for new features by 25%.
  • Reduced page load time by 35% through image optimisation (WebP conversion, lazy loading), CDN configuration, and critical CSS inlining.
  • Implemented A/B testing framework for checkout flow experiments, contributing to a 12% increase in conversion rate.
  • Wrote 200+ unit and integration tests using Jest and React Testing Library, maintaining 85% code coverage.
  • Collaborated daily with UX designers, backend engineers, and product managers in cross-functional agile squad.
Web Developer InternJun 2019 – Aug 2019
BBC

Summer internship in the BBC Digital team working on internal tools and prototypes.

  • Built prototype interactive data visualisation for BBC News using D3.js and React.
  • Contributed bug fixes to the BBC's open-source design system.
  • Presented intern project to department of 40+ developers at end-of-summer showcase.

Skills

  • React
  • TypeScript
  • JavaScript (ES6+)
  • HTML5 & Semantic Markup
  • CSS3 / Sass / Tailwind CSS
  • Next.js
  • Redux / Zustand
  • Jest & React Testing Library
  • Cypress
  • Storybook & Chromatic
  • Git & GitHub
  • Figma
  • Webpack / Vite
  • REST APIs
  • GraphQL
  • Web Accessibility (WCAG)
  • Performance Optimisation
  • CI/CD (GitHub Actions)
  • Agile / Scrum

Education

BSc Computer Science (First Class Honours)University of Leeds (2017–2020)
A-Levels: Computer Science (A*), Mathematics (A), Physics (A)Leeds Grammar School (2015–2017)

Certifications

  • AWS Cloud Practitioner
  • Meta Frontend Developer Professional Certificate
TipsCV

How to adapt this frontend developer CV

  • Open with a three or four line profile that names the job you want and your strongest results.
  • Turn duties into achievements: start each bullet with an action and end it with a result, such as time saved, money made or targets beaten.
  • Match your skills to each advert. This example leads with React, TypeScript and JavaScript (ES6+); keep the ones that are true for you, in the employer's own words.
  • Keep it to two pages, most recent job first, and give the most space to your last two or three roles.

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