Graham is a software engineer at NVIDIA, where he works in the RAPIDS team, maintaining Numba and its CUDA target.
RAPIDS is a suite of GPU accelerated open-source Python tools that mimic APIs from the PyData stack including those of NumPy, Pandas and SciKit-Learn. Numba is a Just-in-Time compiler for Python focused on array oriented numerical code, that makes Python code run at native speeds on CPUs and GPUs. It is an integral part of many science / AI software stacks, including RAPIDS.