Yan Yan
Staff Data Scientist
Vancouver, British Columbia, Canada
Summary
👤
Senior🎓
Top SchoolYan Yan is a Staff Data Scientist with 11 years of experience applying machine learning to high-impact business problems across fintech and SaaS. Currently at Workstream, he progressed from Senior to Staff Data Scientist, building production ML systems and data-driven products. His background includes leading analytics and fraud/AML detection projects at DBS Bank, where he doubled unsecured lending fraud detection using XGBoost and scaled solutions on Spark for millions of transactions. He holds a Master of Data Science from UBC and a Computer Science honours degree from NUS, combining strong academic training with hands-on production engineering. Passionate about making technology improve people's lives, he also mentors data science capstones and has been selected for intensive Google Squared Data training, reflecting a blend of technical depth and industry recognition. An engineer who bridges research, big-data infrastructure, and operational ML, Yan excels at turning complex data into auditable, impactful systems.
11 years of coding experience
8 years of employment as a software developer
Master of Data Science, Master of Data Science at The University of British ColumbiaBachelor of Computing (Honours), Computer Science, Bachelor of Computing (Honours), Computer Science at National University of Singapore
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (17)
classification-model9
locate8
feature-engineering7
classification7
random-forest6
machine-learning5
data-science4
altair4
commerce4
scikit-learn4
python4
data-visualization4
plotly-dash3
openstreetmap3
charts2
Programming languages (3)
Github contributions (5)
ytz/DSCI_522_group-10
Nov 2021 - Dec 2021
Repository for DSCI 522 Group 10
Contributions:18 pushes, 11 branches in 22 days
datastructure
UBC-MDS/dsci_525_group18
Mar 2022 - Apr 2022
MDS DSCI 525 Group 18
Contributions:1 release, 1 review, 12 PRs in 27 days
mds
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