During their work on ROCm/rocprofiler-sdk, Bewelton expanded hardware support by adding GFX12 performance counters and introduced dynamic YAML-based counter loading, enabling users to define custom metrics for new GPUs. They improved documentation to clarify kernel serialization and timing accuracy, making performance data more accessible and reliable for developers. Using C++, YAML, and Python, Bewelton focused on both API development and technical writing to enhance usability and flexibility. In the ROCR-Runtime repository, they addressed a low-level signal handling race condition, improving runtime stability by aligning event age tracking. Their contributions reflect depth in hardware architecture and runtime systems engineering.