Walter Yu
Principal Transportation Engineer
Sacramento, California, United States
Summary
👤
Senior🎓
Top SchoolWalter Yu is a Principal Transportation Engineer with over 15 years at Caltrans, blending civil engineering rigor from UC Berkeley with data science and information systems training from Harvard Extension and UC Berkeley Extension. He leads statewide programs including Clean California and Zero-Emission Vehicle Infrastructure, coordinating cross-functional teams to deliver complex projects on scope, schedule, and budget. Walter’s background spans field engineering, stormwater compliance, and enterprise data governance, where he chaired the Enterprise Data Stewards Committee and served as Caltrans Open Data Coordinator. He also brings software and civic-tech engagement—teaching RailsBridge, contributing to StormSavvy, and volunteering with Code for America—so he pairs technical leadership with hands-on tooling and community-driven problem solving.
14 years of coding experience
19 years of employment as a software developer
Bachelor of Science (B.S.), Civil Engineering, Bachelor of Science (B.S.), Civil Engineering at University of California, Berkeley
Chinese, Spanish
Stackoverflow
51reputation
9kreached
2answers
0questions
Github Skills (13)
heroku6
sinatra6
weather6
noaa6
ruby6
classification6
python5
machine-learning4
deep-learning4
computer-vision4
image-classification4
buffer3
find-and-replace2
Programming languages (3)
Github contributions (5)
walteryu/e63-final
Sep 2018 - May 2020
Contributions:185 commits, 17 pushes, 1 branch in 1 year 8 months
walteryu/e63
Sep 2018 - Dec 2018
Contributions:163 pushes, 1 branch in 2 months
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