Senior UI Engineer - Remote (Germany)

Mondoo is creating a new way that helps companies keep their users and data safe from hackers around the world. We believe that core engineers who have both technical excellence and empathy to the developer experience will help our customers take action against attackers.Your impactYou will have a direct impact on the Mondoo Platform including our policy engine, resources, scale, and multi-region functionality. You will be helping teams to assess, scope, prioritize, triage and remediate security findings.Key ResponsibilitiesWe're seeking a skilled UI Engineer to join our dynamic team. In this role, you'll be responsible for designing, developing, and maintaining high-performance, scalable, and user-friendly web applications using React, TypeScript, and GraphQL. You'll work closely with our backend team to create seamless, efficient, and responsive user interfaces.Design and implement efficient, scalable, and reusable UI components using React and TypeScriptDevelop and maintain modern, responsive web applicationsIntegrate GraphQL APIs with the frontend, optimizing data fetching and state managementParticipate actively in our RFC (Request for Comments) process for UI/UX design and architecture decisionsImplement and maintain design systems and component librariesOptimize frontend performance and ensure cross-browser compatibilityCollaborate with UX designers to translate wireframes and mockups into high-quality codeWork closely with backend engineers to define and consume GraphQL APIsImplement robust error handling and loading states in the UIEnsure accessibility standards are met across all user interfacesParticipate in code reviews and contribute to best practices and coding standardsTroubleshoot and resolve complex UI issues in production environmentsStay up-to-date with emerging trends and technologies in frontend developmentRequired QualificationsBachelor's degree in Computer Science, Software Engineering, or related field5+ years of professional experience in frontend development with ReactStrong proficiency in TypeScript and modern JavaScript (ES6+)Experience with GraphQL, including querying, mutations, and state management with Apollo Client or similar librariesSolid understanding of responsive web design and cross-browser compatibility issuesProficiency in HTML5, D3.js, CSS3, and CSS-in-JS solutions (e.g., styled-components, Emotion)Experience with state management solutions (e.g., Redux, MobX, or React Context API)Familiarity with modern frontend build tools (e.g., Vite, Turbo, Webpack)Strong understanding of web performance optimization techniquesSolid understanding of version control systems (preferably Git)Strong written and communication skills with proven fluency in EnglishExcellent ability to articulate design decisions and participate effectively in the RFC processPreferred QualificationsExperience with server-side rendering (e.g., Next.js)Knowledge of frontend testing frameworks (e.g., Jest, React Testing Library, Vitest)Familiarity with CI/CD pipelines and DevOps practicesExperience with data visualization libraries (e.g., D3.js, recharts)Contributions to open-source React or TypeScript projectsExperience with progressive web applications (PWAs)Previous experience participating in or leading RFC processes for frontend architecturesProficiency in optimizing build processes and leveraging modern tools like Vite and Turbo for improved developer experience and application performanceApplication ProcessAs part of your application, please share links to your GitHub/GitLab repositories or a portfolio of projects that demonstrate your experience with React, TypeScript, GraphQL, and relevant frontend technologies. We're particularly interested in seeing examples that showcase your proficiency with modern build tools and performance optimization techniques.If you're passionate about creating exceptional user interfaces, building scalable and performant web applications, leveraging cutting-edge build tools, participating in collaborative design processes, and pushing the boundaries of modern frontend development, we'd love to hear from you!