ph3Job Description /h3 pAs a bSenior Frontend Developer /b, you will play a key role in building high-quality, scalable, and user-centric web applications. You will take ownership of frontend architecture in collaboration with the UX/UI Technical Leader, ensuring a seamless and performant user experience across our products. /p pYou will work closely with product managers, designers, and backend engineers to translate business requirements into elegant and efficient frontend solutions. /p h3Responsibilities /h3 ul liDesign, build, and maintain scalable, high-performance frontend applications. /li liOwn and evolve frontend architecture, ensuring maintainability and scalability. /li liCollaborate closely with UX/UI designers to deliver intuitive and visually consistent user experiences. /li liTranslate product and design requirements into clean, efficient, and reusable code. /li liPromote best practices in frontend engineering (Clean Code, testing strategies, component design). /li liImplement and maintain design systems and reusable component libraries. /li liOptimize application performance (loading time, rendering, responsiveness). /li liEnsure cross-browser compatibility and responsiveness across devices. /li liIntegrate frontend applications with REST APIs and/or GraphQL services. /li liContribute to CI/CD pipelines and improve frontend delivery workflows. /li liSupport and mentor other developers through code reviews and knowledge sharing. /li liContribute to technical documentation and ensure shared understanding across the team. /li /ul h3Qualifications /h3 ul li5+ years of experience developing modern frontend applications. /li liStrong proficiency in bJavaScript /b and bTypeScript /b.



/li liSolid experience with at least one major framework: bVue /b, bAngular /b, or bReact /b. /li liStrong knowledge of bHTML /b, bCSS /b, and preprocessors (bSCSS /b, bLESS /b). /li liExperience building scalable frontend architectures and component-based systems. /li liHands‑on experience integrating with REST APIs and/or GraphQL. /li liStrong understanding of frontend performance optimization techniques. /li liExperience with state management solutions (e.g., Vuex, Redux, NgRx, or similar). /li liFamiliarity with modern testing practices (unit, integration, end‑to‑end). /li liExperience with Git and collaborative workflows. /li liExperience working in Agile environments. /li liStrong communication skills and fluency in English. /li /ul h3Preferred Skills /h3 ul liExperience with design systems and UI component libraries. /li liKnowledge of accessibility standards (WCAG) and best practices. /li liFamiliarity with SSR/SSG frameworks (e.g., Next.js, Nuxt). /li liExperience with modern build tools (Vite, Webpack, etc.). /li liFamiliarity with cloud environments and frontend deployment strategies. /li liExperience with CI/CD tools (Azure DevOps, GitHub Actions, etc.). /li liUnderstanding of web security best practices (CORS, CSP, XSS prevention). /li liExposure to Domain-Driven Design (DDD) concepts. /li /ul h3Benefits /h3 ul liJoin a globally recognized and stable company, a leader in the Testing, Inspection, and Certification (TIC) industry. /li liEnjoy a bflexible schedule and a hybrid work model. /b /li liAccess continuous learning opportunities through SGS University and Campus. /li liCollaborate in a multinational environment with colleagues from various continents. /li /ul /p #J-18808-Ljbffr

📌 Senior Frontend Developer (Madrid)
🏢 SGS
📍 Madrid