Weijun Chen

Weijun Chen has a robust background in data science and analytics, with experience spanning multiple prestigious companies. Starting as a Teaching Assistant at the University of Connecticut, Weijun moved on to roles such as Data Analyst Intern at Pentation Analytics, where skills in R code optimization and customer retention insights were developed. From February 2018 to March 2020, Weijun served as an Analyst and later as a Senior Analyst at Wayfair, contributing to sales programs and customer engagement strategies. Following this, Weijun worked at Slice in roles from Data Scientist to Senior Data Scientist, focusing on seller strategies. Weijun's experience includes an internship in Advanced Analytics at Travelers, employing advanced clustering techniques, and culminated as a Staff Data Scientist at Meta, contributing to in-app product analytics and machine learning initiatives from August 2021 to August 2025.