Facebook Mobile Apps.

* Working on mobile (Android) games.* Zynga Poker for Android

* Integration of partner mobile application (e.g. iPhone mail, iPhone Stocks, iPhone Weather, Samsung Finance Widget) with Yahoo properties (email, Finance, Weather).* Trouble-shooting customer-reported mobile integration issues* Development of Android apps* Yahoo Fantasy Football for Android* Yahoo Fantasy Baseball for Android

* Developed and maintained distributed components managing scheduling and collection activities in BDNA IT Asset Discovery System (Using Java, Oracle, SOAP, Apache TOMCAT, Servlet), which discovers devices and applications connected to IP networks, and generates IT inventory reports.* Implemented, enhanced and maintained BDNA Application Control System. * Designed and developed warranty information mining tool using Java and Oracle, which retrieves warranty information from vendors’ warranty web pages by constructing HTTP requests, processing HTTP responses, and parsing HTML pages.* Designed and implemented scan on demand system, which is a distributed system based on web service (SOAP, Jetty, Apache Axis) across Windows and Linux systems.* Designed and developed automatic configuration setting tool and installation tool for BDNA software (Using Linux shell script and Perl).Implemented, enhanced and maintained BDNA asset inventory reporting application.* Tuned up and optimized Oracle database queries.

* Designed and developed Memories of Bug Fixes using Java and MySQL. Memories of Bug Fixes is a project that data-mines software change repositories, and utilizes the previous bug fixes in the repositories to predict bugs in new changes.* Developed PSMetrics, which introduced 13 program slicing metrics for program, and used these metrics and machine learning algorithm to predicate bugs in source code. * Proposed and implemented the Program Slice Encoding algorithm, which generates semantic fingerprints for C functions by encoding program slices in each function to hash values.* Implemented CalDAV-neon, which extends neon, an HTTP and WebDAV client library, to support CalDAV protocol. CalDAV is a protocol enabling calendar access via WebDAV.* Developed Chrysant, which provides version controls to hypertext documents.

* Designed and developed a database-driven interoperability test suite for the WebDAV protocol using GNU C and MySQL on Linux.* Developed an enhanced interoperability testing tool for WebDAV servers based on Litmus using GNU C on Linux.