Contributed to the Forsakringskassan/designsystem repository by enhancing the reliability and accessibility of the Table component through targeted test automation. Focused on expanding Cypress-based QA coverage for features such as empty data handling, column spanning, and accessibility improvements for expandable rows and row headers. Developed and maintained end-to-end tests in JavaScript and TypeScript, ensuring robust validation of selection states during filtering and sorting, particularly for bulk operations in admin user interfaces. Emphasized test-driven development and Git-based collaboration, aligning test coverage with project requirements to reduce regression risk and improve release confidence across the design system’s front end components.