Senior QA / Test Engineer (w/m/x/d)

• Join the ride! You assure quality across our consumer mobile app and our business web platform, from
• test design to production monitoring. You build the automation, define what release-
• ready means, and contribute to the final human sign-off before each release.
• We build fast with AI-assisted tooling, so independent, rigorous checking matters more
• than ever. Your work lets every team ship quickly and with confidence.

Note: This role is Berlin based.

• Your Responsibility Design test strategy and acceptance criteria together with development and product
• Build and maintain mobile and web end-to-end automation and run it in CI
• Test APIs and backend services, including contract and data validation
• Run performance, load and security testing across mobile, web and APIs
• Assist in release validation and the final human sign-off on every release
• Set up production monitoring and follow findings through to a fix
• Effectively deploy and use AI agents

• Your Experience 5+ years in QA automation, site reliability or a closely related engineering role
• Proficiency in TypeScript or JavaScript and Python, and a firm grasp of backend, frontend and database concepts
• Mobile end-to-end automation with Appium, Detox or Maestro on iOS and Android
• Web end-to-end automation with Playwright; Selenium or Cypress also welcome
• API, performance and security testing, including OWASP basics, with tools such as Postman and k6
• CI pipeline authoring, such as GitLab CI or GitHub Actions, and SQL for data validatio