Yifei Zhou is a Growth Data Scientist at Moloco since September 2025, previously serving as a Staff Data Scientist at Slack from January 2019 to August 2025, where responsibilities included lifecycle strategy analytics, user engagement, and PLG data analytics. As a Senior Data Scientist, Yifei focused on growth marketing analytics, web experimentation, and marketing attribution. Earlier roles included Data Scientist positions concentrated on B2B enterprise funnel analysis and marketing qualified lead evaluation. Yifei's experience also encompasses a managerial role in customer analytics at Walmart eCommerce, leading projects on propensity models and customer churn modeling, and serving as a Stats216 Course Assistant and STA202 Course Grader at Stanford University. Yifei holds a Master’s Degree in Statistics from Stanford University and a Bachelor of Science in Mathematics from Nanjing University.
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