Worked on the uber/NullAway repository to streamline the nullness analysis and propagation APIs by refactoring the Java codebase. The main focus was on API simplification, specifically removing an unnecessary Predicate to reduce configuration overhead and clarify public API usage. This change involved a single-commit cleanup aligned with project issue #1297, resulting in improved maintainability and a smoother onboarding experience for new contributors. The work demonstrated strong skills in Java development, code refactoring, and static analysis, with careful attention to ensuring no functional changes were introduced. No bug fixes were recorded, as the month’s efforts centered on clean API design.