Worked on the libsdl-org/SDL repository to enhance the stability of the Metal backend, specifically addressing memory pressure scenarios on Apple devices. Focused on low-level graphics programming using C and Objective-C, the developer identified and resolved a bug in the Metal renderer by introducing nil checks for MTLBuffer allocations. This defensive programming approach ensured that out-of-memory conditions were handled gracefully, preventing crashes and reducing rendering outages. The work demonstrated proficiency in Metal API integration and graphics debugging, resulting in improved platform reliability and robustness for SDL applications operating under constrained memory environments, with a direct impact on user experience and stability.