eCommerce development/engineering team to develop and maintain the SAP hybris software including B2B and B2C store front, back office such as CS cockpit, PCM and HMC etc. using Java, J2EE, Javascript, jQuery, JSP, Bootstrap, CSS, AJAX, Spring, SOAP and REST web services, ZK framework etc. and Oracle DB.

Worked on the new enhancements, maintenances and supports of Hobsons High Education CRM online web application Radius using Ext JS, Ajax, Java, Spring, Web service, JavaScript, JSP, HTML, jQuery, Struts, ActiveMQ and MySQL on Mac/Windows, also using SAS/Mickey APIs on data persistence. Made Radius dynamic forms compliance with web accessibility and added Google Analytics/GTM to Radius to track visitors interactions with Radius web applications; Enhanced different online payment gateway such as PayPal, Authorize.Net, CashNet, TouchNet, Sallie Mae Campus Solutions and Bean Stream etc.

Ebiz Platform & Framework development team. - Led a sBoB (Small Business Online Banking) project in Platform team in the requirement, architecture, design, coding and testing in creating new APIs and Web Services (as the service producer) to enhance the existing system.- Designed and implemented the enhancements for JFP (Java Financial Platform) Contextual Offer – an integration layer using web services as the service consumer.- Designed and implemented development tools: Web Menu Editor Tool using Spring 3, YUI (Yahoo Widgets), JSP, JavaScript, jQuery, Ajax, Apache Common Digester and Oracle10g database; and ASDP development tool as an Eclipse Plug-in using Eclipse RCP, SWT/JFace, etc.- Involved in PII web data masking plug in project using jQuery and ASDP (Application Service Design Pattern) project in the JFP dev team using Struts, Spring and Spring Web Flow, Ajax, JAX-RS, Web Services and Oracle10g. - Involved in project planning/estimates and defects management, etc.

Took initiatives in designing and developing the custom enhancements of IBM WebSphere Customer Center (WCC, renamed to MDM) based on Fifth Third Bank’s business and requirements using Java/J2EE, IBM WebSphere, IBM RAD, XML, DB2, Spring framework, WSDL and Web Services as well as webMethods in Fifth Third Bank ECIF projects.

Same as in Fifth Third Bank.

Joined Convergys as CACS developer at SprintBU/TSG; then moved to TelecorpBU(DobsonBU)/MSG to take the initiatives in new client Telecorp and Dobson custom CACS development; and then merged to Application Service Development group to develop/maintain CACS for different clients; and moved back to SprintBU to work on core and custom CSM and Geneva software. Had been designing and developing different application softwares for Convergys products such as CSM, Atlys and P2K, etc using Java/J2EE, Eclipse, WebLogic, XML schema, Oracle and C++, etc.

Developed custom MAF (message acquisition and formatting) system for telephony data processing for different clients using C, Pro*C, Oracle and Cobol.