SUMMARY

• Around 8 years of experience in enterprise/web application design and development using Java and J2EE technologies
• Extensive involvement in all facets of Software Development Life Cycle (SDLC), including production support, debugging & troubleshooting.
• Experience in developing Applications with various frameworks, Jakarta Struts 1.x/2.0, Spring 2.x/3.x, Spring MVC, Spring IOC, Hibernate 2.0/3.0 ORM, Servlet, JSPs, Filters, XML/XSL, HTML, DHTML, and JavaScript.
• Good Experience in Core Java concepts like Collections Frameworks, Exceptions handling and Multi - threading etc.
• Expertise in implementing Service Oriented Architecture by using SOAP and RESTFul web services.
• Experienced in creative and effective front-end development using JSP, JSP Tag Libraries, Servlet, JavaScript, HTML, DHTML, HTML5, ANT, JQuery, JavaScript, Angular JS, Ajax and CSS.
• Developed web applications based on different Design Patterns such as Model-View-Controller (MVC), Data Access Object (DAO), Singleton Pattern, Front Controller, Business Delegate, Service Locator, Transfer Objects etc.
• Experience in Gemfire or similar Caching technology.
• Expertise in using tools like File Zilla, Winscp, Putty, SVN, CVS, VPN, JIRA, RallyDev, Ant, Maven, log4j, Junit, SQL Developer, Jenkins, Github, TOAD
• Expertise working on Application servers and Web servers like IBM WebSphere 6.x/5.x, BEA WebLogic 8.x/10.x, JBOSS in clustered environment and Apache Tomcat 5.x/6.x/7.x
• Experience in database programming using Oracle 8i/9i/10g/11i, SQL Server 2000/2005/2008, DB2, MySQL and proficiency in developing SQL and PROCEDURES in JDBC as well as client server environments.
• Extensive knowledge of J2EE architecture, Patterns, Design and development.
• Experience in Object Oriented Analysis and Design and Object Oriented Design.
• Application design and development with Struts Framework for presentation and business logic.
• Diversified experience in client-server and web applications design, development and Implementation using J2EE, AJAX, JavaScript and JSP.
• Proven ability to analyze problems, root causes, and develops innovative solutions to business challenges and streamlining operations.
• Exceptional ability to quickly master new Technologies and capable of working in-group as well as independently with a sense of responsibility and ownership.

TECHNICAL SKILLS

Web Services: REST,JSON,JAX-RS(JERSEY, CXF), XML, SOAP, JAX-WS(AXIS,AXIS2,CXF) WSDL, UDDI, JAXB, DOM & SAX

Languages: J2SE, UML, PL/SQL, Unix shell Scripting, Perl Scripting & C/C++

Web Technologies: Servlet 2.x, JSP 2.1, Java Beans, Java Script, AJAX, DOJO, HTML, XHTML & DHTML, CSS, Angular JS, Bootstrap

J2EE Standards: JDBC 4.0/ODBC, EJB 2.1/3.0, JNDI 1.2, JMS, JPA, JSTL.

Database: Oracle 8i/9i/10g, DB2, Mysql and SQL Server, clients (SQL Developer, TOAD), MONGODB, COUCHDB

IDE/Tools: Netbeans, Eclipse, JDeveloper, IntelliJ IDEA, Maven, Ant, Jenkins, Log4j, Putty, Winscp, Sweager, JMeter,Sprint tool Suit, Fiddler

Application Servers: JBOSS, IBM WebSphere Application Server 8.0, Sun Java Application Server 9.x. (Glassfish), WebLogic Application Server & Tomcat webserver

XML Technologies: XML 1.1, XML Schema, DTD, DOM, SAX, WSDL, JAXB, JAXP, Castor, XSL, XSLT, XStream, SOAP & XPATH

Frameworks: Spring (IOC,MVC,AOP,DAO, Batch), Struts, Log4J 1.2, JUNIT 3.8, Hibernate 3.0

Operating Systems: Windows 95/98/NT/XP, UNIX, Red Hat Linux, MS-DOS & VMWare

UML Tools: Rational Rose & Rational XDE

Version Controls: Rational Clear Case, Dimensions, CVS, Subversion(SVN), Github

PROFESSIONAL EXPERIENCE

Confidential, Charlotte, NC

Sr. Java Developer

Responsibilities:

• Responsible for designing and developing of Object Oriented methodologies using UML and Created Use Case, Class, Sequence diagrams and also in complete development, testing and Maintenance process of the application.
• Developed the applications under Agile and SCRUM methodologies, Test Driven Development and Continuous Integration.
• Use SIMULAP, an HP software test tool, with JMeter to examine and execute previously created test scripts
• Implemented the application using the concrete principles laid down by several design patterns such as MVC, Business Delegate, Session Facade, Singleton, Service Locator, DAO and Factory.
• Used Spring Framework for Dependency injection and integrated with the Struts Framework and Hibernate.
• Reverse engineered the Greenplum functions and redesigned them in SSIS for the SQL Server to Gemfire extraction.
• Experience using load testing using tools such as JMeter
• Also have used Spring Hibernate Batch while executing a batch of DML Operations in a user session.
• Used JSP, JavaScript, AngularJS, JQuery, AJAX, CSS, and HTML5 as data and presentation layer technology.
• Implemented RESTFul web services by using JAX-RS JERSEY, creating and reading the JSON objects by using JACKSON libraries.
• Used Java Messaging Services (JMS) for reliable and asynchronous exchange of important information such as payment and purchase confirmation.
• Implemented persistence layer using Hibernate that use the POJO classes to represent the persistence database tables. Also implemented dynamic loading of JSP's using AJAX Developed stored procedures, triggers for efficient interaction with database.
• Extracted CDC data from SQL Server and loaded in Pivotal Gemfire.
• Major work done on the User Interface part in Dojo to make it more interactive and user friendly.
• Responsible for Testing Application servers, providing manual Navigation Using DynaTrace, and using JMeter to simulate test load.
• Used Maven, Ant scripts for generating Web App, Batch Applications and running the Junit using Cactus Framework, compiling and building the jar files.
• Used Log4J for logging the activities of the applications.
• Using the event listeners the data loaded from Gemfire to Greenplum
• Handled the database management using PL/SQL DML and DDL SQL statements.
• Developed JavaScript API's for Ajax with Dojo Tool kit using the Dojo components and Dojo grid.
• Used GIT version control system for check in and checkout code.

Environment: Spring, Struts, Hibernate, WebSphere App Server 8.0, JMeter, Eclipse, Restful, JSON, Log4j, JMS, AJAX, JQuery, Angular JS, SQL, Dojo Tool kit, Maven, Ant.

Confidential, Minneapolis, MN

Sr. Java Developer

Responsibilities:

• Followed the Agile framework to provide early delivery, continuous improvement, and for the customer collaboration.
• Established database connection using Hibernate ORM, implemented Hibernate cache to increase the application performance .
• Run SQL Message Query Optimization for JDBC test in JMeter, capture the impact of performance issues, and share results.
• Worked on deploying SOAP based Web Services using Axis2.
• Created UML diagrams to be included in the Design Document.
• Development of Front end UI components using JavaScript, JSP, HTML,HTML5, CSS, Ajax, JQuery, Angular JS,XML
• Attending design walk-through with the business and development teams.
• Implemented various Java/J2EE design patterns like Front Controller, Factory Pattern DAO, DTO pattern, singleton, factory pattern, and Prototype and business delegate.
• Involved in writing Junit test cases for controller classes by using Mockito Junit Framework.
• Developed Unit Test Cases and test the Interfaces. Involved in Modules Testing and Integration Testing.
• Worked as a Java developer and involved in design, development and Unit testing.
• Involved in writing stored procedures for handling complex queries with help of TOAD and access them through Java Programs.
• Worked on Eclipse and SQL Developer and for developing the application.
• Used Rational Clear Case for Version controlling.
• Worked in an Agile Environment: Attended daily Stand-up meetings and work was carried out on the basis of bi-weekly Sprints.

Environment: Hibernate, SOAP using Axis2,JBoss, JavaScript, JSP, HTML, HTML5, CSS, AJAX, JQuery, Angular JS, XML, Mockito, Junit, Eclipse, SQL, TOAD, Rational Clear Case

Confidential, Golden Valley, MN

Developer

Responsibilities:

• Bill Payments Workbench comprises the suite of three applications, Automated Payments, Payment Direction and LPIC. Together these applications aim to provide a better level of functionality and speed up the entire invoice processing.
• Involved in functional requirement analysis and prepared Technical design document.
• Extensively worked on backend, business, and persistence tier using the Spring and Hibernate
• Involved in design, development and testing phases of project.
• Designed and developed Application based on Spring framework using MVC design patterns.
• Implemented various design patterns in the project such as Business Delegate, Data Access Object, Service Locator and Singleton.
• Developed WSDL's and XSD's for creating interfaces between different systems using SOAP based web services.
• Developed use case diagrams, class diagrams, database tables, and mapping between relational database tables and object oriented java objects using Hibernate.
• Configured Spring AOP framework to apply Logging and Transactions. Integrated Hibernate and Spring with Spring ORM module.
• Published and consumed Web Services using SOAP, WSDL and deployed.
• Utilized SOAP UI to generate request XML's from WSDL to test the responses.
• Tables creation and involved in writing SQL queries using Joins and Stored Procedures.
• Supporting the system components during system testing, integration testing and production environment.
• Regular interaction with the Business Analyst, Database administrators, Network Administrators, Application Users - all belonging to different departments and divisions to ensure smooth running of the applications.
• Breakup of the design elements into development tasks, giving an estimate to the management and assigning to the team.
• Developed Unix shell scripts for running the batch jobs
• Developed presentation layer using JSP, HTML and CSS, JQuery.

Environment: Spring, Hibernate, WSDL, XSD, JSP, HTML, CSS, JQuery, XML, SOAP UI, SQL, Core Java, J2EE, Multi-Threading, Unix Shell Scripting

Confidential, Lancaster, PA

Developer

Responsibilities:

• Coded Server side Enterprise Java beans using Session and Message Driven Beans.
• Creating of files and setting up the paths and properties for Web sphere application server.
• Logic and have developed Hibernate HQL and Hibernate mappings /created DAO mappings in Hibernate.
• Developed server-side common utilities for the application and the front-end dynamic web pages using JSP, JavaScript and HTML Developed EJB components encapsulating business logic.
• Created navigation component that reads the next page details from an XML config file.
• Involved O/R Mapping using Hibernate.
• Designed Reference table process that primarily involves caching of the dropdown data for all the pages.
• Major components designed Reference Table, Navigation, Custom tags, and Logout process.
• Responsible for Unit Testing with Junit, integration testing of software.

Environment: Enterprise Java Beans, WebSphere Application Server, Hibernate, JSP, JavaScript, XML, Junit

Confidential

Developer

Responsibilities:

• Developed JSP for UI and Servlets, Java classes for business logic.
• Utilized JavaScript for client side validation.
• Utilized Oracle PL/SQL for database operations using JDBC API.
• Implemented DAO for Oracle RDBMS for DML Operations like Insert, Update, Delete the records.
• Is used for Software Configuration Management.
• Deployed the Applications on Application Server.
• Test Cases Preparation.
• Coordinated with the QA team during the process of making the code move to staging server and testing the application for the several test cases and defect testing.
• Prepared Documentation and Java Doc.

Environment: s Core Java, JSP, JavaScript, Servlets, PL/SQL, RDBMS, Apache Tomcat, NetBeans