Executive Summary

• More than 8 years of experience in design, development, maintenance and support of Java/J2EE applications.
• Experience in working in environments using Agile SCRUM , RUP and Test Driven development methodologies.
• Experience in working in both Windows and UNIX platforms
• Extensive experience in developing Use Cases, Activity Diagrams, Sequence Diagrams and Class Diagrams using UML Rational Rose and Visio.
• Extensive experience in Java/J2EE programming - JDBC, Servlets, JSP, JSTL, JMS.
• Good experience in Restful Websevices.
• Expert knowledge over J2EE Design Patterns like MVC Architecture, Front Controller, Session Facade, Business Delegate and Data Access Object for building J2EE Applications.
• Experience in Web sphere Portal server.
• Experience in Multithreading.
• Experienced in web development using HTML, DHTML, XHTML, CSS, JavaScript and AJAX technologies.
• Experienced in developing MVC framework based websites using Spring.
• Experience in building web applications using Spring Framework features like MVC Model View Controller , AOP Aspect Oriented Programming , IOC Inversion Of Control , DAO Data Access Object and template classes.
• Expertise in Object-relational mapping using Hibernate.
• Strong experience in XML related technologies including XSD, DTD, XSLT, XPATH, DOM, SAX, JAXP, JAXB, XML-RPC and XML Beans.
• Experience in ATG ecommerce product Suite server environment and administration. Over Five years of experience in ATG Commerce, Portlet development, Personalization, Content Management, Promotions and Scenarios etc DPS, DAS, DCS, and DSS
• Expertise in developing and consuming Web services including different technologies and standards like DTD,XSD, SOAP, WSDL, JAX-RPC ,JAX-WS, WS-I and Apache Axis, JAX-RPC.
• Experience in configuring MQ-Series and experience in developing messaging systems using JMS.
• Experience in installing, configuring, tuning IBM Web Sphere 6.x/5.x, BEA Web Logic 8.1/9.1, Apache Tomcat 5.x/6.x, JBOSS 5.x/4.x.
• Good Knowledge of using IDE Tools like Eclipse, NetBeans, JBuilder, Rational Application Developer RAD for Java/J2EE application development.
• Expertise in database modeling and development using SQL, T-SQL and PL/SQL in Oracle 8i, 9i and 10g , DB2 and SQL Server environments.
• Experience in using ANT and Maven for build automation.
• Experience in using version control and configuration management tools like SVN, Clear Case, CVS and Subversion.
• Experienced in using Operating Systems like Windows 98 / 2000 / NT / XP, AIX, Sun Solaris
• Proficient in software documentation and technical report writing.
• Versatile team player with good communication, analytical, presentation and inter-personal skills.

Technical Skills

Professional Experience

Confidential

Sr. Java Developer

Responsibilities:

• Involved in the complete Software Development Life Cycle including Requirement Analysis, Design, Implementation, Testing and Maintenance.
• Participated in Scrum meetings as part of Iteration development process.
• Actively involved in Analysis, Detail Design, Development, Bug fixing and Enhancement in Agile methodology.
• Deliver new and complex high quality solutions to clients in response to varying business requirements
• Utilize in-depth knowledge of functional and Technical experience in Java/J2EE and other leading-edge products and technology in conjunction with industry and business skills to deliver solutions to customer
• Designed application modules, base classes and utility classes using core java
• Working with an Agile, Scrum methodology to ensure delivery of high quality work with every monthly iteration
• Designed and implemented customized exception handling to handle the exceptions in the application.
• Implemented the application following the J2EE best practices and patterns like Singleton, Factory, Session Fa ade, MVC and DAO.
• Developed Business components using Java Objects and used Hibernate framework to map the Java classes to the database.
• Developed payment flow using AJAX partial page refresh, validation and dynamic drop down list.
• Implemented WebServices to send order details to downstream systems using Jax-Rpc, SOAP
• Implemented log4j for logging purposes and debug the application.
• Executed Jprobe and resoled the performance issues in the application.
• Prepared JUnit test cases and executed the test cases using JUnit in eclipse.
• Involved in Coding, Testing phases of Software Development Life Cycle in both Waterfall and agile, awareness of Staging and production environment as well.
• Worked on Migration of the applications from WebSphere Server to Oracle WebLogic Server.
• Involved in bug fixing during the System testing, Joint System testing and User acceptance testing.

Environment: IBM- WID WebSphere Integration Developer , OEP Oracle Enterprise Pack for Eclipse , IBM WebSphere Process Server 6.1,Oracle Web Logic Application Server 11g, Java v1.5.x and J2EE 1.4,JMS , Hibernate 3.5.x Framework, Oracle 11g, HTML5, Web services.

Confidential

Java Developer

This project is a web-based Intranet application used to input trading revenue details from various trading business units and generate reports. This receives revenue estimates from various Business Units. This application calculates the variant form the forecasted data and actual data. The data is presented to executive level businessmen through integrating it into intranet site. The consolidated revenue data from the system also feeds information to other websites.

Responsibilities:

• Involved in the complete Software Development Life Cycle including Requirement Analysis, Design, Implementation, Testing and Maintenance.
• Deliver new and complex high quality solutions to clients in response to varying business requirements
• Utilize in-depth knowledge of functional and Technical experience in Java/J2EE and other leading-edge products and technology in conjunction with industry and business skills to deliver solutions to customer
• Designed application modules, base classes and utility classes using core java
• Designed and implemented customized exception handling to handle the exceptions in the application.
• Involved in developing code for obtaining bean references in spring framework using Dependency Injection DI or Inversion of Control IOC using annotations.
• Used Spring validation and wrote validation rules.
• Primarily focused on the spring components such as Dispatcher Servlets, Controllers, Model and View Objects.
• Implemented the application following the J2EE best practices and patterns like Singleton, Factory, Session Fa ade, MVC and DAO.
• Developed Business components using Java Objects and used Hibernate framework to map the Java classes to the database.
• Implemented Singleton, Service Locator design patterns in MVC framework and developed command, delegate, model action script classes to interact with the backend.
• Designing the front end using JSP, JQuery, CSS and Html as per the requirements that are provided.
• Extensively used JQuery selectors, events, Traversal and Jquery AJAX with JSON Objects
• Used Hibernate, Object/Relational-Mapping ORM solution, technique of mapping data representation from MVC model to Oracle Relational data model with a SQL-based schema.
• Developed Hibernate DAO classes and with the spring frame work manager classes retrieve and save the data from the database.
• Implemented Spring ORM with Hibernate taking advantage of Java features like annotation metadata, auto wiring, and generic collections using plain EJB3's JPA specification that is used to implement the DAO layer with Hibernate Entity manager's Session Factory, HQL, and SQL.
• Used Spring IOC framework to integrate with Hibernate.
• Implemented Maven Script to create JAR, WAR, EAR dependency JARS and deploy the entire project onto the Web logic Application Server
• Customized Rich Faces data grid Floating filtering, Sorting, Pagination, clearing all filters, row coloring, column spans, scroll bars, Refine Views, column and header styles.
• Designed and developed components for order entry using EJB2.0 with a Java Swing client application.
• Implemented Model View Controller MVC Architecture and coded Java Beans as the model , Java Swing.
• Developed payment flow using AJAX partial page refresh, validation and dynamic drop down list.
• JQuery library has been used for creation of powerful dynamic WebPages and web applications by using its advanced and cross browser functionality.
• Implemented pdf conversion of application using IText API's. Developed custom dynamo pages for Application, Awards, Peer Reviewer module using standard ATG Tag libraries, CSS and droplets. Configured and installed Websphere server on ATG server instance on local machine to debug the application in RAD
• Implemented Webservices to send order details to downstream systems using Jax-Rpc, SOAP
• Implemented version controlling using SVN.
• Implemented log4j for logging purposes and debug the application.
• Designed and developed the application presentation layer using JSTL.
• Prepared Junit test cases and executed the test cases using Junit in eclipse.
• Executed Jprobe and resoled the performance issues in the application.
• Involved in bug fixing during the System testing, Joint System testing and User acceptance testing.
• Supported the application during the warranty period.

Environment: Java Java1.6 , J2EE, Websphere Application Server WAS 7.0, Eclipse IDE, Shell and Perl scripts, Oracle 9i/10g, DB2 9.5, UML, DOM/SAX parser, Unix, PL/SQL, XML, Windows OS, HTML, IIS7.0, FTP, SSH.

Confidential

Java/J2EE Developer

Responsibilities:

• Developed SQL, PL/SQL with Stored Procedures to interact with Persistent database using Oracle 10g.
• Designed and developed the User Interface using JSP, Servlets and Java for both Business Logic and GUI development.
• Designed, developed, debugged and tested the web based application using the J2EE architecture.
• Performed Application Demo's to the end clients.
• Developed WS-Security based Web Services to interact.
• Understanding and analyzing business requirement.
• Implemented client side data validations using JavaScript and Server side data validations using JSF validators.
• Developed deployed the application in Web sphere Application Server.
• Involved in the design and development of XML presentation.
• Created XML Schema, XML template and XSL.
• Involved in the design and development of XML presentation using CSS XSLT.
• Formulated Use Cases for each business requirement and normalized the use cases to suit the requirements.
• The UML use case designs are developed using and Rational Software Architect v7.0/6.0.
• Designed the data base and Normalized the Data Base in 3NF .In Normalization resolved the trivial dependences, non key attribute transitive dependences using 1NF, 2NF 3NF.

Environment: J2EE1.4/1.5/1.6, J2SE 1.4/1.5/1.6, Java, JSP, JavaBeans, Java Script,JSFV1.x, XML, XSLT, Web Sphere Integration Developer, Web Sphere Application Server WAS 6.1/6.0, TomcatV6.0, DB2v9.1, SQL Query Analyzer, SQL Server 2005/2000.

Confidential

JAVA/ J2EE Developer

Responsibilities:

• Provided technical guidance to business analysts, gathered the requirements and converted them into technical specifications/artifacts.
• Implemented Spring MVC architecture and Spring Bean Factory using IOC and AOP technologies.
• Implemented the business layer by using Hibernate with Spring DAO and also developed mapping files and POJO java classes using ORM tool.
• Implemented caching techniques, wrote POJO classes for storing data and DAO's to retrieve the data and did other database configurations using Hibernate.
• Developed Stored procedures, Triggers and Functions to process the trades using PL/SQL and mapped it to Hibernate Configuration File and also established data integrity among all tables sitting on Oracle Database.
• Designed and developed Customer registration and login screens using JSP, HTML/DHTML and JavaScript.
• Developed web pages to display the account transactions and details pertaining to that account using JSP, DHTML, Spring Web Flow, AJAX and CSS.
• Wrote application front end with HTML, JSP, Ajax, custom JSP tags for role-based sorting and filtering and used JavaScript validations to validate the fields of the user registration screen and login screen.
• Used jasper reports for generating customer reports.
• Configured Spring to manage Action classes and set their dependencies in a Spring context file.
• Servlets are used to service requests from UI to manipulate Business Objects and invoke respective Action Classes for making database updates.
• Followed Agile Methodology TDD, SCRUM to satisfy the customers and wrote JUnit test cases for unit testing the integration layer.
• Used log4j for tracking errors and debugging the code.
• Wrote build deployment scripts using ANT, shell scripts and JACL on unix env and deployed the application in WebSphere App Server.
• Developed Messaging frame work for Asynchronous service using JMS.
• Involved in implementing Branching Methodology Plan and performed Checkin/Checkout in Subversion.
• Developed various activities like transaction history, search products that enable users to understand the system efficiently.
• Involved in unit testing and system testing and also responsible for preparing test scripts for the system testing.

Environment: Java, J2EE, Servlets, JSP, JDBC, JNDI, XML, HTML/DHTML, JMS, AJAX, WebSphere, JUnit and Oracle.

Confidential

Java Developer

Responsibilities:

• Involved in the elaboration, construction and transition phases of the Rational Unified Process.
• Designed and developed necessary UML Diagrams like Use Case, Class, Sequence, State and Activity diagrams using IBM Rational Rose.
• Used IBM Rational Application Developer RAD for development.
• Extensively applied various design patterns such as MVC-2, Front Controller, Factory, Singleton, Business Delegate, Session Fa ade, Service Locator, DAO etc. throughout the application for a clear and manageable distribution of roles.
• Implemented the project as a multi-tier application using Jakarta Struts Framework along with JSP for the presentation tier.
• Used the Struts Validation Framework for validation and Struts Tiles Framework for reusable presentation components at the presentation tier.
• Developed various Action Classes that route requests to appropriate handlers.
• Developed Session Beans to process user requests and Entity Beans to load and store information from database.
• Used JMS MQSeries for reliable and asynchronous messaging the different components.
• Wrote Stored Procedures and complicated queries for IBM DB2
• Designed and used JUnit test cases during the development phase.
• Extensively used log4j for logging throughout the application.
• Used CVS for efficiently managing the source code versions with the development team.

Environment: WAS 6.1, RAD 6, Servlets 2.5, MQ Series, JSP 2.0, JMS, JNDI, JDBC, SQL, PL/SQL, JavaScript/ECMAScript, IBM DB2, IBM Rational Rose, JUnit, CVS, log4j, and LINUX.