Worked on the Wynntils/Wynntils repository to enhance the performance and reliability of item overlays in a game development context. Focused on optimizing the ItemTextOverlayFeature by introducing a caching strategy for roll marker values, which reduced CPU overhead and improved rendering consistency across various scenarios. Leveraged Java and software development best practices to implement these changes, resulting in lower latency during overlay refreshes and a smoother user experience. Maintained high code quality through spotless formatting and collaborated effectively with co-authors. The work demonstrated a targeted approach to performance tuning and reliability improvements within a Java-based game development environment.