AUFGABEN Designing and executing structured test plans to ensure complex, AI-driven applications meet high quality standards and deliver reliable results. Applying suitable testing strategies for AI and machine learning components, including handling data-driven systems and non-deterministic behavior. Developing and maintaining scalable test automation and frameworks to optimize coverage, efficiency, and risk mitigation. Collaborating with team members across disciplines to conduct test analysis and identify testing needs early in the development process. Evolving and taking ownership of the overall test strategy, coordinating testing efforts across team boundaries to ensure alignment and consistent quality standards. Driving collaboration and continuous improvement by actively sharing knowledge within the team, across the broader quality engineering community, and through cooperation with Enterprise IT. QUALIFIKATIONEN 3–5 years of professional experience in Quality or Test Engineering are expected; an ISTQB certification is considered a strong advantage. Experience in agile, team-based environments is required, with the ability to contribute to both team velocity and quality assurance. Proficient coding skills in Python are used to develop reliable test automation, define clear acceptance criteria, efficiently identify defects, and create meaningful quality metrics. Familiarity with modern test automation frameworks and tools is highly valued as well as experience with Azure DevOps for planning, test management, and CI/CD integration. A proven track record in defining test strategies, quality standards, and coordinating testing efforts across teams or releases is considered a strong asset. Exposure to AI-related or data-centric testing scenarios is considered an advantage. Proficiency in English and German WEITERE INFORMATIONEN Join Our Team! We are looking for you! In addition to a secure job in a pleasant and collegial atmosphere, we offer you an interesting and international work environment. We embrace flat hierarchies and an open-door policy. Furthermore, you will have access to a wide range of internal and external training opportunities for your professional and personal development. Mobile working is possible within the framework of our company regulation. Flexible working hours, social benefits, and a high degree of independent work complete our offer.