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Nicolas Koumchatzky is an accomplished technology leader specializing in AI and machine learning infrastructure, currently serving as Compute Platform Lead at Hudson River Trading since April 2023. Prior experience includes a role as Senior Director of AI Infrastructure at NVIDIA, overseeing a distributed organization of over 200 members and managing the development of the MagLev ML platform. Nicolas held key positions at Twitter, first as Head of Twitter Cortex and previously as Staff Engineer, where significant contributions included the development of the initial deep learning platform. Early career achievements include leadership roles at MADBITS and DeriveXperts, with a strong focus on quantitative methods and research. Academic credentials feature advanced degrees from École Polytechnique and ENSAE Paris, coupled with a brief tenure as a professor at Université Paris Dauphine.