Frontend Developer building intuitive and seamless cross - platform sports betting applications at iGaming startup. Focusing on coding, debugging, and enhancing user experience in Lisbon.
About the role
- Senior Frontend Engineer developing modern, performant SPAs with TypeScript and React. Leading UI design initiatives while collaborating with cross-functional teams.
Responsibilities
- Design, build, and maintain React-based SPAs using TypeScript.
- Translate complex UI/UX wireframes into pixel-perfect, responsive, and accessible web experiences.
- Write clean, maintainable, and well-tested code following modern best practices.
- Collaborate closely with cross-functional teams to ensure seamless integration of UI with APIs and backend services.
- Optimize applications for performance, scalability, and accessibility.
- Contribute to design systems, reusable components, and documentation to improve development velocity.
- Stay current with evolving frontend technologies, frameworks, and tooling.
Requirements
- 6+ years of professional experience as a Frontend/UI Engineer (or similar role).
- Expert proficiency in: TypeScript
- React (including hooks and context APIs)
- HTML5 & CSS3 (semantic markup, responsive layouts, accessibility best practices)
- Deep experience with at least one modern CSS framework or library (MUI, TailwindCSS, or similar).
- Strong understanding of modern SPA architecture, state management, and performance optimization.
- Familiarity with build tools such as Vite, Webpack, or similar.
- Solid grasp of testing frameworks (Jest, React Testing Library, or equivalent).
- Proven experience implementing secure authentication and authorization flows using frameworks such as Auth0 or similar identity management solutions.
- Ability to travel to the company’s Madison, WI location once per month for on-site collaboration.
Benefits
- Health insurance
- Paid time off
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