Worked on enhancing Vulkan backend correctness within SDL and its extension, focusing on stability and rendering reliability for cross-platform applications. Addressed two critical bugs in the libsdl-org/SDL and shadps4-emu/ext-SDL repositories by correcting clear value indexing for color targets and resolving attachment indexing in Vulkan render passes. Utilized C, Vulkan, and SDL to implement precise fixes that reduce rendering artifacts and edge-case failures. Demonstrated strong debugging and patch hygiene by delivering well-documented, targeted changes across multiple repositories, ultimately improving the robustness of Vulkan-based graphics workflows and reducing downstream bug reports for developers relying on these libraries.