Jinseung Lee Email & Phone Number

대한민국 경기도 성남

Developed delivery optimization logics and designed targeting options in the field of performance advertisement systems. All the logics are solid for global diverse markets.- Designed and developed Budget Pacing model to spend daily budget smoothly.- Designed and developed Auto Bidding model to improve ROI of advertisers.- Monitored and tuned all the logics I developed to get better performance.- Designed one solid logic for three country markets. - Developed dashboards of KPIs and visualization tools for inner operators

대한민국 경기도 성남

Data Analyst Expert (Nov 2015 ~ MAY 2016)Developed LTV (Life Time Value) model in the field of membership point service.Data Product Manager (DEC 2014~ OCT 2015)- Led and built statistics of Syrup Store (big data based-CRM service) for store owners.Product Manager (JUN 2013 - NOV 2014)- Generated reports, and made Aquamarine (app information site) with 25 million users' app usage history.- Designed data-based marketing promotions in order to increase sales on mobile application store area.Data Analyst (JAN 2012 - MAY 2013)- Designed BI dashboard of T map (mobile car navigation application).- Extracted insights for T ad (mobile banner advertisement service) operators to elaborate a targeting system.Data Visualization Expert (JAN 2012 - MAY 2016)- Developed numerous reports using D3.js and Google Visualization API for business teams.- Lectured a self-study group for coworkers who are interested in data visualization for 10 weeks.- Lectured in-company education courses about data visualization at three times.

대한민국 경기도 수원

Developed softwares of LCD displays on washing machines and electronic cooktops. Details available upon request.

Master'S Degree, Data Mining

Bachelor'S Degree, Computer Engineering