Over six months, contributed to aws/aws-ofi-nccl and ofiwg/libfabric by building and refining features for high-performance networking and GPU interoperability. Delivered RDMA protocol enhancements, CUDA and ROCm backend support, and robust error handling, using C and C++ for low-level system programming. Improved developer experience through clearer error messaging and codebase refactoring, while optimizing memory management and addressing logic for reliability across diverse hardware. Added fi_writedata support and comprehensive testing in libfabric’s CXI provider, and ensured build system correctness for Neuron support. The work demonstrated disciplined version control, thorough documentation, and a focus on maintainability and cross-platform compatibility in complex environments.