Dong Ahn is a distinguished engineer at NVIDIA in the AI Data-Infra Optimization group building end to end reliability systems for model builders. Before joining NVIDIA, Dong worked for the Development Environment Group (DEG) in Livermore Computing for 20 years. Dong has worked on several code-development tools and next-generation resource management and scheduling software framework projects with a common goal to provide highly capable and scalable software ecosystems for large computing systems.