Planning and implementation of manual and automated software and system tests for web applications, Execution of reviews of requirements and derivation of the resulting manual and automated test cases (functional/non-functional) for feature tests and regression tests, Creation and maintenance of test documentation and reporting of test results, Ensuring test coverage and quality standards according to the agreed test strategy in the project, Further development of project-specific test strategies and test methods, Integration and evaluation of automated tests in the CI/CD pipeline, Documentation, analysis, and tracking of errors (bug tracking)