SUMMARY:

• 10+ years of experience in analysis, requirements gathering, designing, developing and maintaining the Java based Enterprise and Web applications.
• 6+ years of health care domain experience.
• Working experience in Claims Processing system like PreAdjudication and Contracts and Benefits systems.
• Working experience with Blue Card, 837I, 837P, Medicare and Medicaid etc., format of claims.
• Experience designing , building and maintaining a large scale web and enterprise application for health care systems.
• Used Jenkins for Continuous Integration.
• Expertise in development of enterprise and web application using JSF, IceFaces, Spring, JMS, MQ, EJB, Struts, JNDI, JDBC, JMX, Web services, JPA, ILog Jrules, Portlets, Hibernate .
• Strong knowledge on Java, Servlets, JSP, LDAP .
• Experience in performance tuning of the Java/J2EE application.
• Having experience in building portal applications using JSR168 portlets and Websphere Portal Server .
• Expertise in developing JPA Hibernate Entities for the persistence layer.
• Expertise in developing Gemfire caching.
• Expertise in building the large scale event driven applications using MDB and MQ.
• Strong knowledge in designing and development of the Rules based applications using ILog Jrules engine.
• Experience in building the Web services using Axis and also developing REST/JSON using spring.
• Expertise in building the web layer using JSF and Struts framework.
• Knowledge in developing the Spring MVC based applications.
• Developing and moving the codebase to UIT, SIT, UAT and L&P environments.
• Comprehensive experience developing applications implementing the Middleware Services like CP (Connection Pooling), Transaction, Security etc., by using different web/application servers like IBM Websphere, Weblogic, JBoss and Apache Tomcat.
• Working experience with ESB.
• Experience with jQuery
• Proficient in modeling the application tiers using Struts MVC (Model - View-Controller) framework.
• Expertise in building the web tier using JSF framework.
• Working experience with XML and XSLT.
• Having strong knowledge in building UML diagrams like class, sequence, state and activity diagrams.
• Experience in understanding the business use cases and writing the corresponding System Use Cases.
• Experience in writing the Technical Design Documents.
• Very good Team player, willingness to learn and share.
• Analytical ability that helps me to grasp and control situations.

TECHNICAL SKILLS:

LANGUAGES: JAVA, XML and PLSQL, HTML, XHTML

J2EE TECHNOLOGIES: Servlets, JSP, EJB, JNDI, JMS, JDBC

FRAMEWORK:  Struts 1.2, AXIS 1.4, JPA, Hibernate, JSF 2.0, Spring MVC, IceFaces, and Spring 3

ORM: Hibernate 3

SOA: Web Services, WSDL, SOAP and Apache Axis 1.4

WEB SERVERS: Tomcat 5.5, 6.0

APPLICATION SERVERS: Websphere 5.0, 6.0, 7.0, JBOSS, Weblogic 10.3.2

Scripting Language: Javascript, Ajax and jQuery

IDE: Rational Appilcation Developer 5.0, 6.0, 7.0, IBM Rules Studio, IBM Portal Developer

TOOLS:  TOAD 10.6, SQLNavigator 5.5, IBM MQ, Softerra LDAP Browser 2.6, Gemfire

RDBMS: Oracle 11g, DB2 and MySQL

CONFIG MAG TOOLS: CVS, Clear Case, SVN 1.4.3 and Harvest

SOA:  TIBCO ESB

PROFESSIONAL EXPERIENCE:

Confidential

Java Developer

• Working in Agile environment.
• As the developer of the application, responsible for understanding the requirements of the application.
• Setting up the initial code base with appropriate folder structure, spring configuration files.
• Developed Technical Design Documents for different user stories of each development drop.
• Developed client for reading the messages from ESB using ESB client specific API.
• Developed remote communication using REST/JSON with spring.
• Developing Gemfire persistence objects using hibernate mappings.
• Persisting Objects to remote caching tool like in Gemfire using Gemfire Client API.
• Developing Persistence Gateway application for persisting data from Gemfire to Oracle database.
• Demo of the development for each user story to requirement and testing team for the approval of user story.
• Designing, developing and testing of BOM, XOM and rules in ILog.
• Developing XSD's for each of the contracts between different teams.
• Created UML diagrams like class and sequence diagrams to represent the flow of the application.
• Fixing issues in all the environments to make the application deployment stable.
• Used SVN as version control tool.
• Involved in the performance testing of the application. Based on the test results, code has been tuned to create less objects and increased in the memory of the servers.
• Fixing defects

Environment: Eclipse STS, Tomcat 7.0, JDK 1.7, Oracle 11g, SVN, Spring 3.0.1, TIBCO ESB, Jenkins, Gemfire 6.6.2, Hibernate 3.6, JSF, Spring AOP, ILog7.1.1

Confidential

Lead Developer

• As the lead developer of the application, responsible for understanding the requirements of the application.
• Developed Technical Design Documents for different modules of the application.
• Developed module for downloading the PDF documents from Documentum repository.
• Developed modules for downloading the invoice and airbill information in xls, xml and csv format.
• Developed Message Driven Bean for reading the messages from batch process and inserts the data into database.
• Fixed on Weblogic scripts issues to make the Admin and Managed server running in Linux servers.
• Wrote a standalone client to read the archived PDF’s from couple of years and move it to documentum repository.
• Used Java, JSF, Ice Faces, Oracle technologies for the implementation of the application.
• Created Servlets to view/download PDF documents.
• Created XHTML pages using ICEFACES Core and HTML tags.
• Developed JSF managed beans and provided entries of the managed bean in the faces-config configuration file.
• Created UML diagrams like class and sequence diagrams to represent the flow of the application.
• Fixing issues in all the environments to make the application deployment stable.
• Used SVN as version control tool.
• Used jQuery for scripting framework.
• Involved in the performance testing of the application. Based on the test results, code has been tuned to create less objects and increased in the memory of the servers.
• Fixing the critical defects

Environment: XHTML 1.0, JDK 1.6, JSF 1.2, Weblogic 10.3.2, Oracle, ICE Faces 2.0, Eclipse .0, SVN, HP Quality Center, Linux, JDBC, TIBCO ESB, jQuery 1.9

Confidential

JAVA LEAD

• As the lead of the application, responsible for understanding the requirements of the application.
• Used Java, JSF, JPA, Hibernate, Ice Faces, Spring, Oracle and DB2 technologies for the implementation of the application.
• Created Technical Design Document for the application.
• Created XHTML pages using JSF Core and HTML tags, IceFaces tags.
• Developed JSF managed beans and provided entries of the managed bean in the faces-config configuration file.
• Used Spring IOC for the interaction between Web-Service-Dao layers.
• Provided service and Dao implementation classes in the application-Context configuration file to make it available for the application using spring.
• Created Entity classes from database tables using Hibernate dialect.
• Created persistence.xml as a configuration file for JPA and provided the entries for persistence provider and JNDI.
• Used annotations for web, service and Dao layers.
• Created UML diagrams like class and sequence diagrams to represent the flow of the application.
• Used Harvest as version control tool.
• Involved in the performance testing of the application.
• Resolved the issues which were raised by the users during the application testing like pages are taking longer time to open. The issues is because of number of database calls and the way hibernate is implemented.
• Participated in the migration of the application from websphere6.0 to websphere7.0 application server.
• Fixing the critical defects
• Fixing issues in all the environments to make the application deployment stable.
• Analyzing PL/SQL and making changes to stored procedures to accommodate the functionality.
• Fixing defects in PL/SQL.

Environment: XHTML 1.0, JDK 1.6, JSF 1.2, Websphere 7.0, DB2, Oracle, Spring 3.1, Hibernate 3.2.5, ICE Faces 2.0, RAD7.0, Harvest, JPA 2.0, PL/SQL, jQuery 1.9

Confidential

JAVA LEAD

• Involved in the Requirement analysis.
• Worked on the critical proof of concept for CnBD project on Jrules. The Proof Of Concept had different deployment processes and integration between a J2EE application and Jrules component
• POC has suggested the client that what is the better way of deployment of the application so that cost of the maintenance will be reduced.
• Created an MDB to read the messages from the queue.
• Used JAXB to parse the xml and create a Java object.
• Used the web services of the Rules engine API to make the call from the Java application
• Worked on initial code setup and deployment of code to UIT environment with Confidential client norms
• Worked on Technical Design Document for CnBD project
• I also worked on the unit testing approach for the project which made all the other projects using the same testing approaching by making the minimal changes
• Worked on the tools decision with architects for CnBD project
• Reviewed the test cases
• Guided other team members of the project
• Involved in the knowledge transition for off shore system analyst

Environment: Java/J2EE, EJB2.0, Websphere Rules Studio, RAD, Websphere ILOG Jrules server

Confidential

JAVA LEAD

Responsibilities:

• Joined as a part of logical phase to collect the logical requirements.
• Updating the System Use Cases based on the requirements
• Creating the Application Design Document and Application Development Documents for clients use
• As part of physical phase, created a Technical Design Documents
• Updated the class diagram, sequence diagram, context diagram and the critical content of the Core Application design document
• Created MDB to read the messages from the queue.
• Used JAXB to convert the message from xml to object.
• Used Rules Pattern to implement the rules of the application.
• Created messages to interact with WTX, WPS and WMQ .
• As part of build, learned and implemented different technologies like JMX, MQ, JMS, RMI, xmlbean, MDB and web sphere application server configurations
• Integrating the EJB project with all the other layers of the project
• Making the code stable for the deployments to the environments like UIT, SIT, UAT and L&P .
• Providing the technical solutions to the team members of the project
• Used to talk to client infrastructure teams like WASz, framework, MQ, Architecture to finalize some of the critical exception handling scenarios of Core Application
• Make the application to work from single threading to multithreading
• Making sure the queue connection factory, queue and database JNDI's and listener ports configured properly in the application server
• Participated in the Load and Performance testing to understand and resolve the application behavior before production
• Leading a team in completing the exception handling scenario's and claim object model
• Fixing the critical application defects as part of testing phase.

Environment: Java/ J2EE, EJB2.0, RAD, IBM Process server, IBM Message Broker, IBM WTX, IBM Websphere 6.0 ., Web service using JAX-RPC, CICS, Spring, Spring MVC

Confidential

Sr JAVA DEVELOPER

• Working as a senior developer in onshore team.
• Working with the architecture team for technical implementation.
• Working on creating the portlets for complex functionalities like benefits, contact brand, message center.
• Used Spring portlet framework for creating portlets .
• Created JSR 168 and IBM portlets .
• Used xmlaccess for creating the configuration of the application.
• Developed portlet pages using portlet tag library .
• Used CVS as version control tool.
• Created Servlet for opening the pdf file.
• Code review for the code developed by the team members.
• Doing the defect analysis and fixing.
• Leading the team when the actual lead is not available.
• Taking more additional responsibilities for the functionalities like claims and login.
• Getting appreciation from the client team

Environment: Java/J2EE, JSP, Servlets, IBM Portal Server, JSR 168 Portlets, JDK5.0, Servlet, JSP, Oracle, Mainframe, MQ, CVS, Clear case

Confidential

Sr JAVA DEVELOPER

• Working on the functionality called Contact Brand.
• Designing and reviewing the Technical Design Documents .
• Creating the setup for running the application in the initial stage like creating the virtual portals .
• Implementing the code for new brands for which the code already exists.
• working on the defects which are very critical in the engagement and my modules
• Integrating the code which is developed by the Onsite.
• Reviewing the code.
• Delivering the code on time.
• Developing the presentation tier, business tier and DAO tier.
• In the Presentation tier, form level validations are done through the java script.
• Making a call to Business layer, which in turn call the DAO layer.
• Making a call to the Identity Minder ( LDAP ) using Identity Minder API.
• Accessing the back end systems, like RPC, MBS, MQ and Oracle9i.
• As a part of the Code review and updating the TDD's.

Environment: IBM Portal Server, JSR 168 Portlets, JDK5.0, Servlet, JSP, Spring, Ant, Junit.

Confidential

JAVA LEAD

Responsibilities:

• Developing web and enterprise applications.
• Responsible for the design and development of the framework
• Form level validations are provided using struts validation framework.
• Used JSP's and Action Servlets for server side transactions.
• Login authentication is done by JSP by verifying with database security tables.
• JSP are used to communicate with EJB's .
• EJB as a middle ware in designing and developing a three-tier application.
• The processed data is transferred to the database through persistent bean( cmp ).
• Development of Entity Beans using for encapsulating business logic.

Environment: EJB1.2, Servlet, Struts, MySQL, LDAP