Professional Summary

• Sr. IT consultant /engineer/architect position using my J2EE, B2B/B2C, Web Service and Integration Skills with 14 years professional experience
• Experience working for Computer Science Corp, Availity, Kaiser Permanente, AT T wireless, AmeriPath, France Telecom, Accor ect.

SKILLS

EXPERIENCE

Confidential

• Provide work to product owner to translate the client's business requirements into specific systems with good understanding of Healthcare Provider and Payor Business and Integration requirements and Enterprise Application Integration Architecture Design and Implementation.
• Review completed proposals for technical integrity, quantification of risk, and strategic direction prior to presentation to customer.
• clarify requirements , project scopes/phases , tasks estimate, architecture review of system design, code implement for seamless work flow integration solution from hospitals and providers' medical applications epic, mckesson, ecw ect to cleaning house's J2EE web portal, and to big payers' systems.
• Provide work with PM to monitor project status, issues , business solutions in scrum meeting.
• Provide requirements analysis, user story analysis, system analysis and design pattern. Implement web application for define clinical user group, role and security at different levels.
• Implement technology architectures to support high volume transaction billing/revenue cycle systems for X12 EDI
• Implement web portal to single sign-on to payer's applications
• Participate in all aspects of software implementation including requirements definition, design, configuration, development, testing, installation, end-user training, and go-live support

Technical Environment: SOA, EDI/X-12, Mirth, EMR ,eClinicalWorks/EPIC/AllScripts , HIPPA5010, HL-7, ICD-9/10, J2EE, Wicket, JSP/JSTL/CSS ,Servlet, Spring, hibernate, SOAP/WSDL/XML/ XSD, Jquery/Ajax/JSON/RESTFUL Webservice, JQuery/Angular/Node.js, Design Patterns, Jboss Application Server, SAML/OpenSSO, GIT/Accurve, gradle/ant /Maven, Log4j, JUnit, UML, Linux, Eclipse/Sublime, Oracle PL/SQL,Unix, .Net applications, Hudson/Jenkin, Agile/Scrum., Cognos, , Android, IOS 5.

Confidential

• Participated in gasp analysis, conceptual design, technical design, prepare technical design documents , development and implement efforts for SOA systems within the EMR, Pharmacy retail, e-script, e-Pharmacy system to suit customer's special need.
• Participated in definition, design, review of software architecture, design application frameworks and interface to integrate with client's systems.
• Implemented web application using JSF, J2EE, RichFaces and other web technologies.
• Implemented multi systems, business workflow and did unit, integrated end to end testes with client ESB. Coordinated Offshore development and test teams.
• Implementation of SOA and Web Services to connect to E-script, POS, Automated dispense system

Technical Environment: SOA, EDI/X-12, IVR, POS, PCI, EMR, PHR, EPIC ,medicare/EPIC, NHIN, HL-7/NCPDP, ICD-9, J2EE,SWING, JSF/JSTL/CSS, RichFaces ,Servlet, Spring, hibernate, JMS, Web Services, SOAP, WSDL, XML, XSD, Ajax/JSON, JavaScript, Design Patterns, Jboss Application Server, Weblogic , LDAP security server, CVS, Maven, Log4j, JUnit, UML, Linux, Eclipse IDE, Oracle PL/SQL,Unix, Agile/Scrum.

Confidential

• Participated developing a thorough understanding of business, functional requirements and development for 3 N-tiered hotels' booking website projects RedRoof.com, Motel6.com and StayStudio6.com. Also integrated booking website with another travel platforms Expedia.com, Travelocity.com and Pegasus using web service with industry xml data format.
• Hands on participation in new technology, infrastructure assessment and application implementation for credit card security using in 3 websites --- PCI compliance projects. Co-lead in architecture, design and development of commission junction project which increate company 3 millions /year in revenue.
• Built mobile version booking website includes architectural frameworks, prototypes, implemented and tested, demonstrated to senior level management team.
• Provide technical leadership and guidance to development including detail design, code review and code deployment. Estimated time for each task.
• Develop, build, deploy and maintain 3 websites and provide 24x7 support with teammate.
• As web administer to monitor traffic and performance tuning for websites.

Technical Environment: SOA, webservice, J2EE, Struts, JSP/JSTL/CSS, Servlet, EJB 3.0, hibernate, JMS, XML/XSTL/XSD/SOAP, Ajax, JavaScript, FLEX, Design Patterns, Jboss Application Server, WebSphere , RSA security server, CVS, Maven, Log4j, JUnit, UML, Linux, Eclipse IDE, Oracle PL/SQL, ASP.net2.0, Vb.net, ADO.net, C , SQLserver 2003, VisualStudio2005/2008 IDE, IIS 6.0, Unix, WAP, SMS/MMS, php. Cruise control

Confidential

• As team to scope of work and deliverables, worked with business users to gather and document user requirements and business process flows, provide high and detailed functional specifications for medical lab and billing system using rich client technology.
• Responsible for object-orientated analysis, design and implement of large scale SOA enterprise systems including writing use cases, function requirement, architecture design and multiple technologies chosen. Use Struts, Servlets, JSP, EJB, Hibernate, XML, XSL, AspectJ, JBPM, Oracle/BPEL Integration server, HL-7V3, ICD9/CPT, EDI, tiles framework and Design Patterns in SDLC methodology development. Co-Lead new design and architecture efforts for end-to-end integration from service provider to insurance payers through SOA.
• Provide detailed input to project teams regarding technical feasibility of proposed designs, technical risks and potential mitigation strategies
• Provided detailed input to project teams regarding estimated project costs, task lists, schedule and resource requirements as co-team lead. Build prototype and demo to management team.

Technical Environment: SOA, EDI, ICD9, HL-7,Swing, J2EE, JSF, JMS, Struts, Spring, Hibernate, AspectJ, JBPM, EJBs, XML/XSTL, Oracle10g, Oracle/BPEL integration server, ilog rule engine, Design Patterns, Jboss Application Server, CVS, Log4j, JUnit, UML, Linux, Eclipse IDE, RUP, Unix, HIPPA , web portals, WebSphere

Confidential

• Responsible for object-orientated analysis, design and implement of large scale J2EE systems. Use Struts, Servlets, Weblogic, JSP, JDBC, EJB, XML, XSL, Tiles framework and Design Patterns. Use UML to develop requirements and architect a solution. Participated new design and architecture efforts for e-commence' wireless new customer's ordering, billing, shipping activation application which integrated with Equifax to do credit score check and integrated with SBC/AT T to do combined billing. Responsible for new release and production support.

Technical Environment: OOA/OOD, J2EE, Servlets, JavaServer Pages JSP , Custom Tag Libraries, Session EJBs, Struts, JMS, XML, Oracle9i, Design Patterns, Weblogic Application Server 8.1, Webmethods, CVS, Log4j, JUnit, Jprobe, PMD, Xalan, Xerces parser, Maven/ANT, Rational Rose, UML, RUP, ClearCase, Eclipse IDE, Unix

Confidential

• Saved company millions per year by analyzing, planning, designing, developing, testing, deploying and supporting n-tier architecture J2EE order tracking, provisioning application using Struts framework. This system is integrated with over 220 countries telecom companies' ordering and billing system using WebMethods integration platforms and WebLogic application server
• Analyzed, tuned and tested J2EE application performance for 500 improvement
• Developed, maintained application new version using Java Servlet, JSP, EJB, JDBC technology combined with BEA weblogic application server and Oracle database
• Worked with Struts as the Web-container framework. Developed Struts application.
• Full life-cycle implementation of software system and product designs utilizing a structured, documented software development process and generally accepted software quality engineering methods
• Integrated with different systems including ASP/ SQL server, C/C /DB2, Sybase, J2EE/Oracle and Legacy systems using Webmethods Enterprise Server.
• Developed Oracle database trigger, function, stored procedure using PL/SQL
• Translation of customer and business requirements into detailed software product and system requirements and designs

Technical Environment: OOA/OOD, Webmethods/EAI, J2EE, Servlets, JSP, Struts, JDBC, Session and Entity EJBs, Design Patterns, MVC Custom Tag Libraries ,SQL, XML, XSL, HTML, JavaScript, Weblogic Application Server, Web Services, Oracle, UML, Windows 2000 Server, SQL Server, PVCS, visualCafe, IntelliJ IDE, Java Programming Best Practices, Unix

Professional and Management Training

• Jboss EJB3
• ASP.NET/C
• Webmethods B2B Integration /Enterprise Server
• Weblogic Enterprise Platform
• Sun JAVA programming, Servlet/JSP, EJB
• BEA weblogic application server
• Rational Rose
• Project Management /leader skills