Worked on backend reliability and maintainability improvements for the FlagGems repository, focusing on device management using Python. Addressed a critical bug in device capability checks by centralizing the retrieval logic into a single utility function, which reduced code duplication and improved consistency across modules. This refactoring lowered the risk of regressions and made future enhancements more straightforward. By consolidating device checks, the codebase became easier to maintain and test, enabling faster bug resolution. The work demonstrated a methodical approach to backend development, emphasizing clean architecture and robust device capability handling, with a focus on long-term maintainability and cross-module consistency.