During March 2025, this developer focused on backend improvements for the eclipse-scout/scout.rt repository, addressing a UI inconsistency related to JSON tag ordering in the JsonTagField component. By replacing the use of HashSet with LinkedHashSet in Java, they ensured that tag insertion order is preserved during JSON input processing, resulting in more deterministic and user-friendly UI behavior. To safeguard this enhancement, a regression test was added to verify correct tag ordering and prevent future issues. Their work demonstrated proficiency in Java, backend development, and JSON input handling, contributing to improved data consistency and test coverage within the project.