> Markdown version of [/jobs/ext/2789853-senior-frontend-developer-all-genders](https://www.wearedevelopers.com/jobs/ext/2789853-senior-frontend-developer-all-genders). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Frontend Developer (all genders) - **Company:** Contabo GmbH - **Location:** München, Germany - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), OAuth, Open Source Technology, E2e Testing, Svelte, TypeScript, Network Routers, Cypress (Programming Language), Webpack, Material UI, Playwright, Front End Software Development, Restful APIs, Terraform, Docker - **Published:** September 8, 2026 - **Apply:** https://www.adzuna.de/details/5875513325 ## About the Role * TypeScript 5.9 - strong production experience, you use the type system to actually prevent bugs * Svelte 5 including client-side routing (svelte5-router); deep prior Svelte experience is not required if you're strong in TypeScript and a comparable modern reactive framework * REST APIs - building and consuming them; comfortable with APIs that are still evolving * Docker, Webpack 5, PostCSS - containerized builds and frontend tooling are not foreign territory * Svelte Material UI (SMUI) or comparable component library experience * E2E testing with Playwright and/or Cypress * Keycloak.js or comparable SSO/OAuth implementation experience * Fluent English skills are a must have and German language skills are a plus ## Description You'll become an integral part of a new team which is going to be responsible for the creation and maintenance of Contabo's new product line. You'll be part of a new team in a green field scenario making design, code and infrastructure decisions based on our product strategy and time-to-market. We're looking for brave, pragmatic risk takers who find a balance between speed and perfectionism, who participate in on-call but also proactively work with the team on improving the redundancy and up-time of our systems. Your main focus is going to be on everything our customers can touch or use to interact with our platform - mainly GUI but also other cloud-native open source tools like terraform or CLIs etc, making sure we develop in the open with an active presence. You'll be building on-top of an API teams and working closely with UX designers to build the best customer experience possible. Since the product is new you'll have the chance to develop from the ground up, develop fast, fix fast and bring learnings back into the team. Standardise API's but also join in on shaping the design of the product with integration to design frameworks.What convinces us ## Related Videos - [Svelte ♥ TypeScript and so will you](https://www.wearedevelopers.com/videos/493-svelte-typescript-and-so-will-you) - [Build and Deploy a Fullstack App with Open Source Tooling](https://www.wearedevelopers.com/videos/775-build-and-deploy-a-fullstack-app-with-open-source-tooling) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [Keeping applications secure by evolving OAuth 2.0 and OpenID Connect](https://www.wearedevelopers.com/videos/100152-keeping-applications-secure-by-evolving-oauth-2-0-and-openid-connect) - [On tour with heroes == Moving from Angular to WebComponents](https://www.wearedevelopers.com/videos/63-on-tour-with-heroes-moving-from-angular-to-webcomponents) - [Why I Recommend Svelte to Every New Web Developer](https://www.wearedevelopers.com/videos/132-why-i-recommend-svelte-to-every-new-web-developer) ## Related Articles - [Frontend Developer Salary in Germany [2023]](https://www.wearedevelopers.com/magazine/195-frontend-developer-salary-in-germany-2023) - [The Best 7 Frontend Frameworks for Developers in 2025](https://www.wearedevelopers.com/magazine/400-the-best-7-frontend-frameworks-for-developers-in-2025) - [c't <webdev> 2023](https://www.wearedevelopers.com/magazine/307-c-t-webdev-2023) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Backend Developer Salary in Germany [2023]](https://www.wearedevelopers.com/magazine/196-backend-developer-salary-in-germany-2023) - [Dev Digest 133 - Back to Front](https://www.wearedevelopers.com/magazine/474-dev-digest-133-back-to-front)