String G.
Senior Data Scientist @ TransUnion | Ex-BlackRock
- Role
- Senior Data Scientist at TransUnion
- Location
- Sunnyvale, CA, US
- LinkedIn followers
- 500 followers
About String G.
An analytics professional with 5+ years of data science experience in digital AdTech and Financial Services. Skilled in employing data mining techniques, statistical methods, machine learning algorithms and AI/GenAI methods to build predictive models, design visualization dashboards, and pitch report tailored to meet the needs of both internal and external stakeholders.I can be reached via email at z••••••••@wustl.edu.Currently on H-1B visa.
Experience
Senior Data Scientist
Aug 2024 — Present · Chicago, IL, US
Marketing-Mix Model Leveraged machine learning techniques to build marketing/media mix models multi-touch attribution (MTA) models and A/B tests to optimize clients’ advertising budgets and reveal the business drivers• Designed Hierarchical Bayesian statistics model structure and unified time-series modeling, performed variable transformations (EDA) and variable selections, and generated model insights into client-friendly reports on ROI analysis, dynamic forecasting, simulation and optimization on multi-step conversion activities in the consumer journeys• Stress tested media plans against business goals, addressed synergy impact across business drivers, and created audience segmentation. Sample clients include Spectrum, AT & T, Bank of America, USAA, SimpliSafe, and General Motors• Designed interactive visualization tools to surface trends, inflection points, and sensitivity drivers for technical audiences• Actively explored and prototyped AI/ML and GenAI-enabled analytics workflows to enhance domain expert productivity, automate exploratory analysis, and support next-generation modeling decision systems
Education
Washington University in St. Louis
Master of Science - MS, Business Analytics
Georgia Institute of Technology
Master of Science, Computer Science
Huazhong University of Science and Technology
Bachelor of Management; Bachelor of Literature, International Business
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