Yen-chenย Chou
Principal Machine Learning Scientist at Grainger
Evanston, Illinois, United States
Summary
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Top SchoolYen-chen Chou is a Principal Machine Learning Scientist with eight years of experience building production AI/ML systems that drive measurable business impact. Based in Evanston, IL, he has led recommendation, sales operations, and supply-chain ML initiatives at Grainger, delivering multi-million dollar revenue gains and double-digit improvements in sales effectiveness. He excels at end-to-end deliveryโmodeling, feature engineering, distributed data pipelines, and robust monitoring for drift and model qualityโand has repeatedly reduced pipeline bottlenecks and operational overhead. His background spans research and applied roles, from session-based neural nets for real-time personalization to production measurement systems using S3 and DynamoDB. He also has hands-on volunteer experience leading teams to improve CTR and streamline pandemic-related analytics pipelines. Practical and metrics-driven, he combines strong statistical foundations with product-focused engineering to put ML into everyday use.
8 years of coding experience
5 years of employment as a software developer
Master of Science - MS Applied Data science, Master of Science - MS Applied Data science at University of Southern CaliforniaBachelor of Business Administration - BBA statistics and information science, Bachelor of Business Administration - BBA statistics and information science at Fu Jen Catholic University
Stackoverflow
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Github Skills (26)
san3
data-mining1
python1
machine-learning1
pyspark1
capability1
amplify1
redux1
spatial-data1
spark-ml1
emr1
programming-language1
tableau1
spark1
react-redux1
Programming languages (4)
Github contributions (5)
yenchenchou/mle-career-path
Jul 2020 - Jan 2024
Record a list of reading resource and progress from a entry level data scientist to a machine learning engineer
Contributions:162 pushes, 3 branches in 3 years 6 months
data-scienceentry-levelmlmachine-learningscientist
yenchenchou/Airbnb-Interactive-Visualization
Sep 2019 - Dec 2019
Contributions:98 commits, 4 branches in 2 months
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