Summary:

• About 8 Years of progressive experience in the field of software programming and developing, which also includes Design, Integration, Maintenance, Implementation and Testing of various client/server, and web applications. Experience in executing web based information decision-making projects using Java/J2EE related technologies. Remain poised under pressure. Accustomed to meeting conveyed performance standards.
• Experience in OOAD paradigm - Analysis, Systems Design, Development, Testing, Integration and Implementation of Client/Server and web based n-tier architecture systems and working with Analysts and Users on translating end-user requirements into a logical design for Wireless, Telecommunication, Publishing and Banking Applications
• Experience in application development using Java, J2EE, JSP, Servlets, EJB2.0/3.0, JMS, Struts, Tiles, JavaBeans, JDBC, JUnit, Log4J, XML, JavaScript, HTML, AJAX, PHP
• Developed XML applications, SAX, XSLT, XPATH, DTD's using DOM and XML Schemas
• Experience with Application servers and Web servers such as BEA Web-logic Server 8.1/9.2,IBM Web Sphere 5.0/6.0, JBoss Application Server 7.1.0, Sun-One Application Server8.0, Sun-One Web Server 5.0 and Apache Tomcat 5.5
• Experience on Apache Struts, JSF, Swings, AWT, SWT, Spring MVC presentation tier frameworks
• Experience with the following J2EE Design Patterns: MVC, Service Locator, Proxy, Factory, Session Facade, Value Objects, Data Access Object DAO , Singletonand UML
• Implemented SOA architecture with Web Services using SOAP and Apache Axis2
• Proficient in RDBMS concepts and experience in working with Oracle8i/9i, DB2,MySQL, PL/SQL, SQL Plus, Database triggers, Procedures and Functions
• Provided Guidance to users and junior programmers using class diagrams, sequence diagrams and collaboration diagrams
• Experience in developing J2EE applications using Net-Beans, Web-Sphere Studio Application Developer WSAD , Eclipse, and Web-Logic Workshop
• Experience in Unit Testing and Integrated Testing
• Experience with source control and versioning tools VSS,CVSand Rational Clear Case.
• Worked on building graphs visually and simulating them when needed
• Experience in information retrieval and text mining using Hadoop modules MapReduce and HDFS
• Used SVM, Perl and Python to extract text from various pdf documents
• Ability to handle multiple projects and also adapt to changing environments

TECHNICAL SKILLS:

PROFESSIONAL EXPERIENCE

Confidential

Sr. Java Developer

Job Functions:

• Developed the GUIs using Google GWT, HTML, CSS, and Sencha GXT
• Developed and deployed application in Tomcat Server which is a part of the active application server
• Extensively worked on Spring MVC framework, Hibernate and Perl
• Worked with tools like MS Visio, Enterprise Architect for the system's design, layout and architecture
• Built and designed the Architecture diagrams Servers, OS , Database for all Star Track environments
• ER Diagrams for all ST Tables along with column descriptions and their usage.
• 3 Tier documentation of Star Track functionality explaining the UI elements, Coding/Logic behind that and Database Tables used behind it Screen by Screen
• Interface documentation. All Interfaces To/From Star Track, how they communicate, what data is exchanged, timings and schedulers etc.
• Performance Improvement suggestions and their implementation
• A Plan on how M A Instance can be combined with the Production instance
• Worked with Oracle database, Oracle middleware Fusion , Siebel, iGrant etc
• Used Maven for build and deployment.

Environment: Java5.0/6.1, Spring MVC, XML, Perl, UML, HTML, JavaScript, Eclipse, Junit, Windows, Unix, Apache Tomcat, Ajax, Maven, Oracle 10g, Siebel, Oracle Fusion, iGrant, Sencha GXT, Google GWT, Hibernate

Confidential

Sr. Java Developer

Job Functions

• Interacted with the stakeholders and gathered requirements and business artifacts
• Developed the GUIs using HTML, CSS, JSP and JavaScript Components
• Developed the GUI module using Struts Framework, Tiles, JSP, AJAX, HTML, DHTML and JavaScript
• Extensively worked on developing UI components using JavaScript and JSON tointeractwith Restful web services
• Built a custom cross-platform architecture using Java, Spring Core/MVC, Hibernate and Messaging Routing Service Active-MQ in Eclipse IDE
• Implemented Web-Services to integrate different applications internal and third party components using SOAP and RESTFul services using Apache-CXF
• Reviewed the XML logical data model and developed XML schema XSD to validate the model and used Jax-B for Xml-Java Mapping and Xml-Xslt conversion
• Implemented Hibernate ORM tool integration with Spring MVC to interact with back end persistence system Oracle11g
• Developed Hibernate entity Pojos based on Database schema. Implemented Criteria Query and Lazy implementation
• Developed and published web-services using WSDL, SOAP, XML and Jax-B
• Involved in pre-testing the Web-Service calls with SoapUIusing end-points
• Coordinated Unit JUnit, EasyMock Integration, User Acceptance Testing and developed test cases for bean components
• Developed and deployed application in JBoss AS 7.1.0
• Used Subversion for maintaining the component and for release and version management, and JIRA for defect tracking
• Maven tool has been used for the build and deploy procedure scripts in UNIX, Linux and Windows environment using Hudson
• Following agile software methodology for project development

Environment: Java5.0/6.1,SOA, Spring, Web Services, XML, XSD, Shell Script, UML, HTML, JavaScript, Eclipse, Junit, Windows, Unix, JBoss AS 7.1.0, Camel, ActiveMQ, Jax-B, JMS, Axis2, Ajax, Hudson, Maven, Nexus, RESTful, SOAP, JIRA, AWS, Oracle 11g.

Confidential

Sr. Java Developer

Job Functions

• Involved in various phases of Software Development Life Cycle SDLC such as requirement gathering, modeling, analysis, architecture design development. The project was developed using Agile Methodologies
• Extensively used Rational Software Architect7.0 for coding the application and used Clear Case for change control
• Used the J2EE components like Servlets, EJB's, JSP's, Spring and implemented Struts1.2 framework for MVC architecture
• Developed GUI using JSP, JSTL, AJAX, HTML, CSS and Java Script
• Used the Tiles Framework and Struts Tag Libraries in the presentation layer to simplify the complexities of the application
• Used Spring2.0 Managed beans to use windows session state framework to persist session to the database
• Used Db2V9.0 Database and wrote stored procedures and functions to implement business logic for Jra Performance Tool. In Infrastructure validation tool three databases Oracle10g, DB2V9.0 and My-SQL Server were used to validate infrastructure connectivity
• Used Web services for sending and getting data from windows applications using SOAP messages and to get different tier timing data to compare acceptable range in Jpft application and used for connectivity testing between application server and portal server in the Ivdt application
• Used Java Message Service JMS for reliable and asynchronous exchange of data in the performance tool that produces infrastructure benchmark number in Jpft and Connectivity tests in Ivdt to validate Queues on Aix boxes as well as to connect to the queues on the mainframe box
• Configured listeners and wrote MDB's Message driven bean to listen to the messages and subscribe to the topic put by the core application
• Used Log4J to print info, warning and error data on to the logs
• Application is deployed on JBoss application server 7.0.1, which is installed on UNIX operating system
• Worked in production support for Infrastructure application after roll out. Participated in seven day, 24/7 support rotation diagnosed and fixed the issues

Environment: J2EE1.4, Struts1.2, Rational software architect7.0, Spring2.0, JMS, Servlets, JSP, AJAX, SOAP, XML, WSDL, JUnit, EJB2.0, JBoss AS 7.0.1, JavaScript, HttpWatchv5.0, Db2 9.0, Oracle10g, IMS, Message-Broker, HTML