Worked on enhancing the robustness of the shadps4-emu/shadPS4 project by addressing a critical stability issue in the system service event handling pathway. Focused on C++ system programming, the developer implemented a targeted bug fix that prevents crashes by ensuring event pointers are validated before memory access during event reception. This approach eliminated the risk of undefined behavior and avoided unnecessary logging when event pointers are null, directly improving the reliability of the PS4 emulation stack. The work demonstrated strong debugging and error handling skills, resulting in a maintainable, well-documented commit that aligns with the project’s broader reliability objectives.