Chi Zhang
Data Scientist
Beijing, China
Summary
👤
SeniorChi Zhang is a Senior Data Scientist based in San Francisco with eight years of hands-on experience turning large-scale user and monetization signals into product and business insights across tech and finance. Trained at Columbia Business Analytics and Tsinghua, Chi has driven core-signal and user-understanding initiatives at Pinterest and optimized ad conversion and payment products at Twitter and DiDi. Prior work in credit risk analytics at American Express and consulting at BCG sharpened a pragmatic, metric-driven approach to modeling and experimentation. Known for bridging cross-domain data problems, Chi combines strong big-data tooling with a knack for translating complex models into actionable product changes that improve user experience and revenue.
8 years of coding experience
Github Skills (6)
forecasting10
machine-learning10
time-series10
deep-learning10
time-series-forecasting10
data-science10
Github contributions (5)
DaoSword/data-science-collections
Aug 2022 - Feb 2023
Contributions:122 commits, 189 pushes, 1 branch in 6 months
DaoSword/Time-Series-Forecasting-and-Deep-Learning
Jul 2022 - Feb 2023
Resources about time series forecasting and deep learning.
Contributions:102 commits, 4 PRs, 544 pushes in 6 months
data-sciencedeep-learningforecastingmachine-learningseries-data
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