Changyao Chen
Staff Machine Learning Engineer at Columbia University in the City of New York
New York, New York, United States
Summary
👤
Senior🎓
Top SchoolChangyao Chen is a Staff Machine Learning Engineer in New York with nine years of experience applying production ML and data-science practices at scale across retail, real estate, and e‑commerce. He couples a PhD in Mechanical Engineering and a deep research background in MEMS/NEMS, nanofabrication and nonlinear dynamics with hands-on expertise in Python, scikit-learn, Hadoop, AWS and model deployment (Flask, Docker, Kubernetes, Airflow). At Instacart and previously at WeWork and Macy’s he has built end-to-end pipelines, pricing and personalization systems, and production inference services that drove company-wide experiments and executive reporting. He also teaches data science for mechanical systems at Columbia, bridging academic modeling rigor with practical ML engineering. Notably, his career blends patented experimental hardware work and large-scale software systems, giving him an unusual ability to translate complex physical models into deployable data-driven products.
9 years of coding experience
16 years of employment as a software developer
Ph.D., Mechanical Engineering, Ph.D., Mechanical Engineering at Columbia University in the City of New YorkB.S., Mechanical Engineering, B.S., Mechanical Engineering at Tsinghua University
Chinese, English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (53)
python10
data-science10
scikit10
statistics10
machine-learning10
scikit-learn10
data-analysis10
generative-adversarial-network9
dtw9
classification9
overlap9
least-squares9
regression9
principal-component-analysis9
knn9
Programming languages (7)
Github contributions (5)
changyaochen/changyaochen.github.io
Apr 2018 - Feb 2023
Personal blog site: https://changyaochen.github.io
Contributions:282 commits, 90 PRs, 305 pushes in 4 years 11 months
blog-sitejekyll
changyaochen/rbo
Feb 2018 - Mar 2021
Contributions:1 review, 48 commits, 19 PRs in 3 years 2 months
overlap
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