Andy H. is an AI technical leader specializing in machine learning and generative AI. They have served as a Tech Lead and Principal Engineer at Amazon from 2022 to 2025, where they focused on the development and operational management of AI/ML algorithms for personalization. Prior to that, from 2017 to 2021, Andy held the position of Tech Lead Manager at Walmart eCommerce, facilitating advancements in AI/ML for search and personalization. They worked as a Staff Data Scientist at Tesla from 2013 to 2017. Andy is currently pursuing a Bachelor of Science in Electrical and Electronics Engineering and a Bachelor of Arts in Economics at Tsinghua University, as well as a Master’s in Engineering Management at Dartmouth College.
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