Joey Wang is an experienced technical leader currently serving as a Member of Technical Staff at Perplexity since June 2025, focusing on the evaluation platform to enhance AI performance. Prior to this role, Joey worked at Pinterest from May 2017 to June 2025, where positions included Engineering Manager II for Ads ML Training Infrastructure, Tech Lead for Ads ML Training Infra, and Senior Software Engineer for Ads Serving Infra. Key contributions at Pinterest involved developing a data lakehouse for ads training, transforming data warehouse architecture, and scaling ads serving infrastructure for machine learning features. Joey holds a Bachelor’s Degree in Electrical and Computer Engineering from UM-SJTU Joint Institute, a Master of Science in Computer Science from the University of Michigan - Rackham Graduate School, and a Bachelor of Science in Computer Science from the University of Michigan.
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