ppWe are looking for a highly-skilled bSenior Frontend Engineer /b to join one of our development teams. In this role, you will be responsible for developing and implementing user interface components using React.js with technologies such as TypeScript, GraphQL, Jest, Cypress, and Vite, as we build the future of AI-powered digital advertising. /ppYou will also be responsible for testing, profiling, and improving front-end performance and documenting our front-end codebase, and mentoring your team-mates, planning tasks, and estimating workloads. You'll be working within a cross-disciplinary team under the Engineering Manager to contribute to our multi-tenant SaaS product. /ppTo ensure success as a senior frontend engineer, you should have in-depth knowledge of React concepts, excellent front-end coding skills, and a great understanding of progressive web applications. Ultimately, a top-class Senior Frontend Engineer should be able to design, plan, and build modern user interface components to enhance application performance and coach other team-mates to achieve the same. /ph3YOUR PROFILE /h3ulli6+ years of professional experience in a similar position /liliProven expert knowledge of TypeScript, JavaScript, CSS, HTML, and front-end languages /liliQuality-focused mindset and deep passion for user experience and user interfaces /liliAI-first mindset, embedding AI and automation into product architecture, engineering workflows, and decision-making processes /liliGreat knowledge of common frontend tools including React.js, Vite, Jest, and Cypress.js /liliGreat experience with browser-based debugging and performance testing software /liliExcellent familiarity with git, npm, docker, and Jira /liliGreat Troubleshooting skills /liliGood project management skills /liliExtensive experience in mentoring teammates in a respectful,



empathic manner /li /ulh3YOUR RESPONSIBILITIES /h3ulliMeeting with the development team to discuss user interface ideas and applications /liliReviewing application requirements and interface designs /liliIdentifying web-based user interactions /liliDeveloping and implementing highly responsive user interface components using React concepts /liliWriting application interface codes using TypeScript following React.js workflows /liliTroubleshooting interface software and debugging application codes /liliDeveloping and implementing front-end architecture to support user interface concepts /liliProvide automated unit, e2e, and visual regression tests /liliMonitoring and improving front-end performance /liliDocumenting application changes and developing updates /liliParticipate in code and technical design reviews /liliWrite and review tasks and estimate workloads for yourself and others /liliProvide mentorship to team-members /li /ulh3BENEFITS /h3pFactor Eleven's tech department is an in-house tech start-up/scale-up and responsible for our SaaS product suite offering localized digital advertising to enterprises of all sizes and shapes. /ppWe're powering the engine that Factor Eleven is successfully built upon and elevate the possibilities of our product on a daily basis. We're fulfilling our ambitions as a top ad-tech provider by continuously leveling up the quality and expanding capabilities of the entire platform, as well as our engineering and product organization. /ppJoin our amazing team in our mission to move digital localized advertisement forward and enjoy the freedom, camaraderie, and perks of our fully remote operations. /ph3Our Perks Benefits /h3ulliTransparent, above-market salaries /lili100%-remote within Europe /liliClear expectations and regular feedback /liliFlexible work-hours and part-time models /liliBe part of a fast-growing, highly-skilled Team /liliRelocation and visa support /liliIn-person department and company events /liliHome office, co-working space, and work-together allowance /liliPersonal and professional development fund /li /ul /p #J-18808-Ljbffr

📌 Senior Frontend Engineer - React.JS (Europe, f/m/d) (Barcelona)
🏢 F11
📍 Barcelona