Description
& Requirements Who we are looking for
We’re hiring a Senior Front-end Developer to build high-performing web applications with React 17+ and Next.js 13+ . You’ll shape user experiences millions can feel fast, accessible, and reliable partnering closely with designers, back-end engineers, and client developers. Expect ownership across architecture, implementation, testing, and performance, with a strong bias to clean code and measurable outcomes.
Required skills & experience :
- 5+ years as Front-end (or Full-stack) Developer with production React.
- Strong commercial experience with React 17+ and Next.js 13+ (app router, server components).
- Excellent TypeScript and modern JavaScript (ES6+) .
- Deep knowledge of HTML, CSS, SASS, RWD ; accessibility fundamentals.
- Hands-on testing : Jest , Testing Library , Playwright / Cypress ; CI integration of tests.
- Proficiency with browser devtools, performance profiling, and network optimization.
- Comfortable with both functional and OOP paradigms; solid engineering fundamentals.
- Effective in distributed, multicultural teams; English B2 / C1+ for technical discussions with clients.
Nice to have :
Experience with other FE frameworks or hybrid / mobile tech ( React Native , Ionic, Flutter).Node.js (SSR / ISR, API routes, middleware, build tooling) and edge runtimes / CDN.Design systems, Storybook , tokens; strong WCAG practice.CI / CD pipelines, containerized dev, cloud hosting ( Vercel / AWS / Azure / GCP ); feature flags, analytics.Your future role
Design and build enterprise-grade front-ends with React / Next.js and TypeScript (app router, server components, RSC-friendly patterns).Plan & estimate with your squad; break down epics into incremental, testable work and deliver predictably.Implement features using modern patterns (hooks, server actions, streaming / ISR); integrate APIs and data layers.Own quality : unit tests (Jest / RTL), E2E (Playwright / Cypress), meaningful coverage, and robust PR reviews.Debug & optimize for Core Web Vitals (LCP / CLS / TBT), accessibility ( WCAG ), and cross-browser reliability.Translate designs into responsive, pixel-accurate UI (HTML / CSS / SASS) using component libraries / design systems.Refactor safely, pay down tech debt, and improve build times and bundle size.Mentor teammates; collaborate closely with Design, Product, and Backend; support client dev teams where needed.What we offer
Medical and health insurance,Multisport and other lifestyle benefits,Language courses,Friendly coworkers & team spirit,Multiple geographies and clients,Work for well-known brands,Exposure to trailblazing business and technology projects,A place in the first line of a digital transformation,Everyday opportunities to influence how and where we do our business,Build a flagship mobile experience for a once-in-a-generation global event,Work with top experts across product, design, and engineering- with modern tooling and real ownership,A culture that prizes clarity, craftsmanship, and momentum; hybrid work with meaningful in-person collaboration.