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Senior Frontend Engineer (React) at Vizrt. As a Senior Frontend Engineer, you’ll lead development of cutting-edge web applications, focusing on usability, performance, and visual excellence. You’ll collaborate closely with designers, backend engineers, and product managers. This is a chance to influence both user experience and front-end architecture on a scale, working in a supportive, remote-first team. . Key Responsibilities . . Architect, develop, and maintain scalable front-end applications using React and modern JavaScript/TypeScript. . . Translate complex business and design requirements into intuitive, high-performance user interfaces with meticulous attention to detail. . . Collaborate closely with design and UX teams to deliver visually stunning and seamless user experiences. . . Drive optimization for speed, reliability, and scalability across applications. . . Mentor and upskill team members through code reviews and by promoting front-end engineering best practices. . . Lead architectural decisions related to state management, routing, modular component libraries, and overall front-end strategy. . . Champion modern automated testing frameworks (Jest, Testing Library, Cypress, Vitest) and streamline CI/CD workflows for rapid, reliable delivery. . . Proactively research and adopt emerging technologies and advocate for continuous improvement across the front-end organization.. . . 5+ years of professional experience building front-end applications using React. . . Mastery of React ecosystem (Hooks, Context API, Redux or similar state management, etc). . . Expertise in JavaScript and TypeScript. . . Deep knowledge of HTML5, CSS3 (SASS, CSS-in-JS, styled-components), responsive design, and accessibility (a11y). . . Experience integrating with REST APIs. . . Familiarity with frontend tooling: Webpack, Babel, Vite, or similar. . . Understanding performance optimization, security, and cross-browser compatibility. . . Effective communicator, self-driven, and productive in a remote/distributed team. . . Nice to Have . . Expertise in animation libraries (Framer Motion, GSAP). . . Contributions to open-source React projects. . . Exposure to backend concepts (Node.js, API design, cloud functions). . . Exposure to the broadcasting industry.. . Company Location: Portugal.