Senior Frontend Developer – JavaScript / TypeScript, CMS Integration

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TWT Group

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SaaS • Enterprise • eCommerce

TWT Group is a digital enabler specializing in creative technology solutions. They offer a range of services aimed at optimizing digital accessibility, enhancing direct-to-consumer e-commerce and marketing, ensuring data privacy compliance, and transforming customer relationships with innovative technologies. Their impactful solutions support industries including retail, financial services, pharma, health tech, and logistics with a strong emphasis on digital innovation, seamless integration, and efficiency. TWT Group positions itself as an engineering partner providing professional services from concept to launch and operation, certified to ISO standards.

201 - 500 employees

Founded 1995

☁️ SaaS

🏢 Enterprise

🛍️ eCommerce

📋 Description

• Development, implementation and continuous improvement of modular, reusable frontend components and features in a modern JavaScript/TypeScript tech stack (preferably with experience in reactive frameworks such as Vue.js & Nuxt, React & Next, Angular) • Design and implementation of scalable modules for headless and traditional CMS systems, including API integration, data sources and custom content models • Building, maintaining and enhancing a Storybook-based component library for client-specific solutions and internal frameworks • Ensuring a clean codebase through automated tests (unit, integration, visual regression) and structured technical documentation • Close collaboration with backend teams, UX/UI design, project management and QA to deliver high-quality digital products • Active contribution to our software architecture, development processes and tooling landscape • Communication with colleagues and clients to clearly convey technical concepts and accurately capture requirements

🎯 Requirements

• Experience developing secure, stable and high-performance JavaScript/TypeScript applications • Knowledge of reactive frameworks such as Vue.js/Nuxt, React/Next, Angular, including routing, state management, SSR/SSG and API integration • Familiarity with common CMS platforms, e.g. TYPO3, Shopware 6, Magento, Sitecore, Storyblok, Directus, Contentful • Experience creating and maintaining component libraries using Storybook (Component Driven Development) • Strong knowledge of modern HTML & CSS standards, W3C specifications, WCAG 2.2, responsive design and current ECMAScript features • Routine in cross-browser and cross-device testing • Experience with CI/CD pipelines (e.g. GitLab CI, GitHub Actions, Azure DevOps or similar tools) • Accessibility expertise: Able to plan, evaluate and implement accessible features • Experience with performance audits (Lighthouse, WebPageTest) and optimizing load times, Core Web Vitals and rendering flows • Solution-oriented, structured working style and the ability to balance pragmatic and long-term decisions • Strong communication skills and active participation in an open feedback culture

🏖️ Benefits

• Flexible working models: remote, workation or hybrid options & time-off compensation for a balanced work-life balance • Personal needs: tailored solutions for everyone (e.g. choice of operating system, Deutschlandticket, corporate benefits) • Family friendly: a working environment that considers family needs • Events: Christmas party, summer party, regular shared breakfasts, and more • Modern workplace: comfortable locations: each site has its own character • Sustainability @ Work: company forest, green electricity & a climate-friendly vehicle fleet: we aim to be environmentally responsible • Skills & development: we want to grow with YOU. We invest in you through individual training and development measures • Social security: task forces that address topics like diversity, inclusion & mental health • Pets @ Work: dogs are 100% welcome and even have their own dog beds