Zora Chen Email & Phone Number

Shanghai, China

Shanghai, China

- Lead development of a new data product eMars (eBay Marketing Activity & Reporting Service) to unify data from multiple channels, which streamlined the data flow and increased efficiency for analysts’ team by at least 30%- Conduct E2E FamX (Internal Ads Attribution Model) testing to detect potential data issues and recommend improvements that prevent about $400K in loss in a quarter- Manage cross-functional team of 12, analyze internal business requirements from 10+ teams, and provide customized solutions for building internal tools (dashboard, alert rule, table, etc.)- Create and present 20+ speeches to engage stakeholders and publicize team’s products

Shanghai, China

- Established new forecasting model to predict expense for new campaigns to assist company budget decision- Analyzed internal department expenses for past 5 years, scraped hotel data from third partner web, modified company traveling regulation, and reduced traveling expenses by 10K each month (Python)- Created cohort model to analyze user life cycle, customer acquisition cost, and retention rate cross different ads channels- Automated 80K+ transactional data processing for monthly financial statement and saved time by 90% (Python)

- Used random forest model, linear regression model, XGBoost model to predict value of real-time advertisement requests sending from supply side platform (SSP) with 91% accuracy and increased profits by 5% (Python)- Applied categorical encoding methods, such as target encoding, label encoding, one-hot encoding, binary encoding, to create over 100 new features to better represent Verizon’s issue - Collected, summarized progress of 4 team members biweekly, and reported it to client to discuss about further step

Columbus, Ohio Area

- Reconciled and published AP Reconciliation of approximately $40K monthly

Columbus, Ohio Area

- Instructed over 200 students on Excel functionality including V-lookups function, PivotTable, Macros and other data analysis tools during lab sessions; supervised students after lab sessions and advised on lab practices solutions (Excel)

Cairo, Egypt

- Secured hands-on training and valuable accounting knowledge by shadowing accounting and finance professionals and assisting on special projects. - Partnered with 10 team members for a charity sale project that raised $3,000 for business operations.

Master'S Degree, Analytics

Bachelor'S Degree, Accounting Major, Design Minor

Activities and Societies: Ascend Pan-Asian Leaders, International Students Community Service, Accounting Association, Dance Illumination.