Technical Summary

Professional Experience

Confidential

Sr. Consultant

Environment: Apache Camel, JSON, HTTP/HTTPS, JAXB, JMS, SOAP/XML, WSDL, Hibernate, Spring framework, Spring RESTful Web Service, Apache Velocity, Accurev, Jenkins, JIRA, JUnit, Maven, Eclipse, soapUI, SQL Developer, Oracle HTTP Server, Oracle Service Bus, Oracle WebLogic Server, Tomcat, Linux,

• Participated in various client project initiatives with the focus of integration implementation.
• Communicated with client's business units iteratively to clarify the requirements, provided the LOEs.
• Cooperated with client's various functional teams to complete the implementation.
• Advised improvements to the existing systems and implemented them according to the priority.

Confidential

Sr. Developer

Environment: AJAX, CSS, JavaScript, JQuery, JSON, JSP, HTTP/HTTPS, JAXB, JMS, SOAP/XML, Tibco, WSDL, Hibernate, Mule framework, SiteMesh, Spring framework, Spring RESTful Web Service, Git, Jenkins, JBehave, JIRA, JUnit, Maven, Selenium, Subversion, IntelliJ IDEA, soapUI, SQL Developer, XMLSpy, Agile, Scrum, Continuous Integration, JMX, Tomcat, Linux

• Joined the agile team to deliver the integration solution for the new airline carrier.
• Iterated through sprints to plan and implement the user stories.
• Coordinated with different organization units to come out with the integration solutions.
• Implemented front-end, back-end and integration components utilizing appropriate technologies during sprints.

Confidential

Application Architect

Environment: HTTP/HTTPS, JAXB, JAX-WS, JMS, JPA, SOAP/XML, WSDL, UML, Ant, JUnit, Log4J, Quartz, Spring framework, Confio Ignite, JMeter, JProfiler, RAD, Oracle, soapUI, SQL Developer, WebSphere Application Server, WebSphere DataPower SOA Appliances, WebSphere MQ, Visio, XMLSpy, Solaris, Windows XP

• Worked with business leaders and analysts to understand functional and non-functional requirements.
• Understood the functional units and established systems across the organization to leverage the existing resources and practices
• Created the technical solution that leveraged the industry best practices and standards. Ensured that the solution confirmed with the proposed enterprise reference architecture blueprint.
• Developed proof-of-concepts to validate the new architecture and provided the baseline for the performance evaluation, which would facilitate the cost-saving decision
• Performed research associated with new technologies and frameworks that could complement the solutions
• Collaborated with the development teams to refine and confirm the usefulness of the architecture
• Authored technical architecture documentation using multiple architectural views, design patterns, data models, and conceptual models of the proposed solution
• Identified and encouraged the discussion of the enhancements for the existing strategy. Drove the architectural roadmap to leverage upcoming tools, standards, and technologies

Confidential

Sr. Developer

Environment: IBM WebSphere Application Server, IBM WebSphere Web Server, RAD, SOAP/XML, XPath, HTTP/HTTPS, JAXB, JAXM, JAXP, XSLT, UBL, WSDL, WS-Security, JMS, Hibernate, Spring framework, Quartz, WebSphere MQ, PL/SQL, DB trigger, webMethods Developer, webMethods Designer, webMethods Broker, My webMethods, webMethods Integration Server, webMethods CentraSite, webMethods Deployer, Layer7 SecureSpan Gateway, F5 LoadBalancer, JAVA keytool/keystore/truststore, Lawson ERP system, InfoTRAK ERP system, EDI, soapUI, JMeter, JUnit, XMLSpy, UML, Ant, Log4J, CVS, PVCS, Oracle, TOAD, LDAP, AIX, Solaris, Windows XP, Single Sign On, JPA, JAX-WS

• Provided the guidance for the re-engineering of the EDI project. Defined the system layout and constructed the framework using JPA, EJB3, JAX-WS and other technologies.
• Acted as the main resource for the performance tuning of the Lawson upgrade project. Identified the HTTP header issue that caused delay. Implemented customized SSO connection pooling to improve the performance.
• Participated the architectural design discussion for the second phase of the project.
• Led the effort of redesigning the existing MRO web services based on the webMethods platform to take advantage of reusability and better governance, to simplify the backend logic and adhere to industry standards.
• Presented the proxy concept for the JAVA POC implementation for Lawson upgrade project to enable the smooth transition of the end users.
• Acted as the main resource for web services domain during the MRO project's go-live.
• Implemented enhancements for MRO project using JAVA and J2EE technologies.
• Overhauled the security mechanism for the existing web services.
• Advised and enforced the existing process to enhance the development cycle, especially the build process.

• Confidential

Sr. Software Engineer

Environment: JBoss Application Server, Apache Axis, WSDL, Hibernate, Spring framework, Quartz, JDBC, JMS, JMX, JNDI, JUnit, Castor, Cactus, JAAS, XML, XPath, Swing, Web Start, Perl, Ant, Log4J, PL/SQL, CVS, Maven, Eclipse, JProfiler, JProbe, Velocity, XMLSpy, UML, LDAP, PostgreSQL, Linux, Windows 2000/XP, Solaris

• Worked as the main contributor of the back-end system on multiple VoyenceControl releases using JAVA and J2EE technologies.
• Provided ideas like centralized configuration, utilize messaging in lieu of file transferring, etc, to enhance the product scalibility and reduce the maintenance efforts.
• Worked with Product Manager and Sales Engineers to collect, analyze and define the new requirements.
• Produced technical design documents using UML for the initiatives of the projects.
• Produced POC using JAVA and J2EE technologies for the initiatives of the projects.
• Designed and implement the solutions, unit-test the implementations using JAVA and J2EE technologies.
• Defined the interfaces for other development teams to interact with the new functionalities.
• Worked with QA to develop test cases for the functional testing.
• Provided the performance tuning efforts using JProfiler/JProbe to make the application run in the satisfied manner.

Confidential

Sr. Consultant

Environment: OC4J, Tomcat, Hibernate, Spring framework, Compass framework, Lucene, Struts, custom tags, XML, JSP/Servlet, CSS, HTML, JavaScript, XSLT, XDoclet, Ant, Log4J, CVS, Maven, Eclipse, JUnit, UML, Oracle, MySQL, Windows 2000

• Worked on the DANBRO project to digitalize the client's established working process into web flow.
• Communicated with Business Analyst to ensure the correct understanding of the requirements and the implementations met client expectation.
• Developed front-end and back-end components using JAVA and J2EE technologies.
• Developed the data search solution using Compass framework over Lucene search engine.
• Developed the XDoclet customized tasks to automate the code generation and increase the productivity.

Confidential

Software developer/Consultant

Environment: JBoss Application Server, Tomcat, Actional ORB, CORBA, IDL, JMS, Struts, JNDI, Servlet, JSP, HTML, CSS, custom tags, XML, UML, JUnit, Ant, Log4J, NetBean, Eclipse, WebSphere MQ, SCCS, Oracle, DB2, MySQL, Digital UNIX, Solaris, AIX, VOS, OS/390, Windows 95/NT, LDAP, F5 LoadBalancer

• Worked on the SERVICE CENTER project to provide the web presentation for the legacy products using JAVA and J2EE technologies. This involved front-end and back-end development using JAVA and J2EE technologies.
• Worked on METRIX project to provide the SLA measurements for the TTYMRS project, NOFEP New Open Front End Processor project, HCC Host Connectivity Complex project using JAVA technology.
• Led the TTYMRS TeleTYpe Message Routing System project phase II using UML, C , JAVA technology over Digital UNIX platform. Utilize multi-threading and clustering technologies to provide the solution for the increasing airline traffic.
• Worked with the Principle Architect to implement the CORBA client driver to interact with Actional ORB for the prototyping of the solution for the BROOKLYN project.
• Designed and developed the new gateway component that implements BATAP and MATIP protocols using socket programming for the TCP/IP connectivity for TTYMRS to handle the high volume airline traffic.
• Provided the new enhancements for the connectivity area between Sabre hosts and Airline associates