Wei Zhang is a Staff Research Scientist at Meta since August 2024, specializing in enhancing Meta AI's web search capabilities within the GenAI organization. Prior experience includes a role as a Senior Research Scientist and Research Scientist at Meta from April 2020 to August 2022, focusing on user representation learning for large-scale ads models. Wei Zhang also served as a Graduate Teaching Assistant and Graduate Research Assistant at the University of Wisconsin-Madison, where the design and development of machine learning models for healthcare were primary research interests. Academic qualifications include a Doctor of Philosophy (PhD) and a Master's degree in Computer Science from the University of Wisconsin-Madison, as well as a Bachelor of Science in Computer Science from Shanghai Jiao Tong University.