- Led 3 global teams with 50+ developers to perform the transformation of Data Platform which supports both online retailing and 11,300+ stores in 20 countries including pharmacy- Collaborated over 140 teams to adopt the best-practice cloud native managed services to empower the omnichannel experience with high availability and dynamic scaling, resulting in a ~40% improvement in the launch efficiency- Conducted the market & customer analysis, and aligned with company’s strategies to prioritize the Framework teams’ product backlogs, and implemented best-practice Agile/Scrum methodologies resulting in 25% faster delivery time

- Key contributor to the patented global unique alternate key(AKGI) for DBMS, which deployed over 3200 database instances.- Implemented a standardized data access pattern based on abstract APIs, offered a DB-agnostic persistence solution for app developers with 30% productivity improvement- Introduced and drove the adoption of Agile Ensemble programming (Mob/teamprogramming) into data framework teams which reduced 75% of onboarding time

* Implemented the backend service for the Yahoo - Comscore vCE Integration report through the new generation reporting platform which ensures and verifies the advertisers' campaign performance using Java, RESTful web service, Hibernate, Druid data store and Hive data warehouse.* Made significant contribution to important features for Yahoo’s Advertising and Publisher exchange Platform (APT) such as Mobile, Live Revision, and AIC migration in the Agile environment using Java, JBoss, JSP, AJAX, JSON, Struts 2, SOAP, Hibernate and JDBC* Lead developer for the media planning tool (MPA) designed to influence large advertising spend by identifying high value supply inventory based on user reach, composition and volume using Mojito framework, Node.js, RESTful Service, Maven and SQL* Employed behavior driver development techniques using Cucumber to allow strong collaboration among developers, QA and business partners.

• Created/Maintaining a java-based Lab Information Management System (LIMS) to assist lab technicians to create, record, track and exchange lab results between different teams.• Developed new tools to assist the data analysis and visualization for legacy records which improved the report delivery efficiency by 90%

- Initiated and led the end-to-end development of a health-care platform under HIPAA compliance, used by >300 hospitals and facilities, increasing the response efficiency by 90% and saving the paper-based fax cost > $1.2M annually- Adopted Agile practice for the development of the online patient clinical file transmitter using JAVA, MS SQL, JDBC, XML and JavaScript

• Developed a cross-platform display and analysis application for multi-modal medical images(PET/CT) using JAVA and C++, OpenGL and JGoodies• Created a Graphical User Interface to assist the multi-model 2D and 3D medical image rendering, display and analysis for both single and serial clinical studies• Initialized and managed open source community at http://fusionviewer.sourceforge.net/