In February 2025, Jing Deng focused on stabilizing the test code within the confluentinc/schema-registry repository. He addressed technical debt by cleaning up test imports and simplifying collection initializations, which improved both readability and maintainability of the Java-based test suite. Jing resolved cross-branch merge conflicts, aligning the test code with the master branch and streamlining future integration efforts. His work involved updating legacy collection creation methods and ensuring consistency across branches, which reduced friction during merges. Utilizing Java and unit testing skills, Jing’s contributions enhanced the reliability of the test infrastructure, though his efforts were concentrated on bug fixes rather than feature development.