• Developed and supported securities regulation application which is used daily by over 8000 users to ensure legal compliance.• Collaborated with business analysts to translate business requirements into technical solutions and to provide effort estimations regarding person-hours.• Implemented new requirements and enhance existing systems by timeline, including design, coding, testing and deployment with JAVA, JSP, Oracle Database, Struts, JDBC and Tomcat. • Provided day-to-day support, including application status monitoring, production issue identification and investigation, cooperating with appropriate teams to fix issues. • Completed unit tests and support system integration tests and user acceptance tests, addressing concerns to satisfaction of all users.• Deployed Web portal and standalone applications into the Linux environment.• Led MQ component upgrade with a third-party product (Solace), dealing with vendor and technical staff, building test prototype and implementing the solution with new technical standard while upgrading production system smoothly. Received company award.• Managed application release with version control tool, including CVS, SVN and MKS.• Developed and transitioned Client Value Report (CVR) application to Cloud platform with Storm, YAML, TOSCA blueprint.

• Developed a Java tool to transfer/convert financial data from the existing database to a new system.• Created web portal with JSF (Icefaces), Java and Oracle to generate the reports.• Investigated and fixed existing system issues, including program analysis, solution, and code fix.• Built and executed SQL script in the database to manipulate data according to the customer service request.verse impact.

• Developed payment module for a large telecom company to process INTERAC transactions, implementing the connection to the third-party institution and direct data exchange, resulting in substantial savings for transaction settlement.• Provided product process check solution for Research in Motion (RIM).• Created detailed design according to system design and business requirement, following OOA and OOD methodology.• Installed WebLogic server and configured resources, including database connection and JMS module.• Implemented solutions using JAVA, JSP, EJB3, XML, Ant, Hibernate, Spring and Eclipse. • Designed and implemented web services with SOAP, XML and Eclipse, delivered WSDL and XSD, and configured web services on WebLogic Server.• Consulted with a third-party financial organization to define and implement a software interface.• Planned and implemented testing and debugging of applications.• Adjusted message broker to attain optimal performance of data interchange with Socket.• Configured and programmed with Oracle Coherence 3.5 to improve the performance of data access.• Used Oracle Service Bus to integrate and deliver Web services.

• Developed a portal application based upon world-wide knowledge assets.• Collaborated with Architect and Project Manager to translate customer requirements into a Java-based solution. Provided detailed design to be implemented in a Java/J2EE environment.• Implemented design functions in WEBSPHERE environment using Java, XML, Hibernate3 in WSAD5 and RAD. Accessed and manipulated application data in DB2 database with SQL.• Deployed application to Linux on AIX server, configured the application, built task in Crontab and created DB connection.• Performed system test and user acceptance tests, defect analysis and bug fixing with ManageNow.• Participated in software design meetings, ensuring requirements and design specifications were complete.

Implemented Petrochemical process data platform to monitor production process in real-time.Updated the old system to improve Publishing client's advertisement quality on the InternetOversaw third-party software management, including version management, access control and software- related consulting. Identified and evaluated application implementation risks. Created new XML document including DTD according to the client's new business process.Coded and converted application data from legacy system into new system according to the business requests, using WSAD5 on Websphere application server.Worked as technical consultant to provide the software technical support, such as software installation, software version control and etc.

Developed Workflow software product used in EAI and BPM as a core middleware.Researched workflow international standards and analyzed product business requirements.Performed system architecture design and application programming interface design with Rational Rose. The designs followed the OOA and OOD methodology. Completed the user management function with SUN iPlanet LDAP server Completed application interface using Java, Struts, EJB2.1, XML, JBuilder, Eclipse3.2 and Oracle. Developed a Java-based simulation program to perform stress test, analyzed the test result and enhanced the system performance. Tested product on TOMCAT server and WEBLOGIC serverDeveloped a web-based Labor Hour Control System using JSP, HTML, IIS and SQL Server.Developed web-based Library Management System using ASP, HTML, IIS and Access.Provided production support and end-user training.

Developed Client/Server Human Resource Management Information Systems using PowerBuilder.