Experienced data scientist with modeling and coding skills in advertising and marketing domains- Designed and developed Ad delivery optimization logics including Budget Pacing and Auto Bidding to improve ROI of advertisers on diverse country markets with 40+ million USD monthly sales.- Generated 34 million USD in T store (mobile applications store) by analyzing user mobile application experience and extracting suitable winback target users.- Led and developed Aquamarine project (which I initiated), featuring mobile app info, monthly app reports, and app search with user mobile application usage data.- Analyzed multiple large dataset about user behavior, advertisement data, and commerce transactions by Hive, Spark and R.- Created numerous data visualization reports using various open APIs and libraries and delivered more meaningful and understandable insights to clients who are not familiar with data.
Listed skills include Data Mining, Data Analysis, Data Visualization, Data Warehousing, and 10 others.