Bill Freeman
- Role
- Data Scientist at Kohl's
- Location
- Austin, TX, US
- LinkedIn followers
- 500 followers
About Bill Freeman
An Established Data Scientist with 5+ years of experience in enabling companies make…
Experience
Data Scientist
Jun 2022 — Present
Refactored code for training purchase prediction models from Scala to Python resulting in a 10x size smaller codebase, 2x faster processing time, and a more maintainable solution-Designed and ran hyperparameter tuning experiment that increased model performance from an AUCROC of 0.8 to 0.9 resulting in a more personalized search experience on Kohls.com-Utilized pyspark and GCP tools like Dataproc and Vertex AI to build models and monitor production.
Education
University of California, Riverside
Master of Science (MS), Physics
2011 — 2013
University of California, Riverside
Doctor of Philosophy (PhD), Astrophysics
2013 — 2017
Louisiana State University
Bachelor of Science (BS), Physics with concentration in Astronomy
2007 — 2011
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