United to grow leaders
in a digital world.

Frontend Developer (all genders)

  • Full Time
  • Barcelona, Provinz Barcelona, Spanien
  • MacGyver
  • Eagle eye

As a Frontend Developer at MMT, you are part of the digital changemakers. We create experiences, platforms, and partnerships that enable companies to realize digital value faster. In your role, you will work on diverse projects and technologies, developing innovative frontend solutions and leveraging modern technologies to build high-performance, user-centric web applications. You will contribute valuable ideas and support implementation without being solely responsible for overall performance.

You are curious about the connection between UDG and MMT? Both companies are part of global agency group MSQ and kick off great projects together. 

You will work closely with a talented team. Your focus will be on frontend development – from implementing modern, high-performance, and user-friendly interfaces to optimizing the user experience. You will work with current web technologies, implement interactive features, and ensure that designs are implemented accurately and functionally. Additionally, you will support the team in quality assurance and performance optimization of the applications.

What we offer.

  • Deepen your React and JavaScript ecosystem expertise
  • Strengthen core front-end fundamentals, ensuring a deep understanding of modern HTML, CSS, and JavaScript
  • Explore other front-end frameworks such as Vue.js, Svelte, or Angular
  • Develop advanced performance optimization and web accessibility knowledge
  • Gain experience in leadership and mentoring
  • Contribute to developer communities via blogging, open-source projects, and conference talks

What you do.

  • Develop and maintain front-end applications using React.js, TypeScript, and Next.js (App Router, Server Components, data fetching)
  • Build and maintain component libraries with Storybook
  • Ensure robust testing using Jest and React Testing Library
  • Implement responsive design and Tailwind CSS best practices
  • Work closely with back-end .NET developers to integrate APIs effectively
  • Lead by example in mentoring junior developers and fostering a culture of collaboration
  • Stay updated with industry trends and share knowledge through blogging, talks, or contributions to open-source projects

 

What you bring along.

  • Strong knowledge of HTML, CSS, and JavaScript fundamentals and best practices
  • Strong experience with React.js (hooks, context, components)
  • Proficiency in TypeScript for large-scale React applications
  • Hands-on experience with Next.js (App Router, Server Components, data fetching)
  • Expertise in CSS methodologies (Tailwind CSS, SASS, responsive design)
  • Experience with Storybook for component-driven development
  • Strong background in testing frameworks (Jest, React Testing Library)
  • Understanding of performance optimization techniques (code splitting, lazy loading, caching)
  • Familiarity with CI/CD pipelines, containerisation (Docker, Kubernetes) is a plus
  • Experience with Razor/.NET is a strong benefit