SUMMARY:

• 7+ Years of experience as a programmer in Object Oriented Analysis and Design, developing, testing and maintenance of distributed and Client server Java applications.
• Experience in full System Development Life Cycle (Proposal, Process Engineering, Design, Development, Testing, Deployment and Support) Using Water Fall Model, Agile, Iterative and Test Driven Development with JUNIT
• Expertise in Core Java and J2EE technologies such as Servlets, JSP, JSF, Collections, JDBC, RMI, JNDI and Multi - Threading.
• Hands on experience in developing web application using the Spring Framework web module and integration with Struts MVC framework
• Experience using the Spring ORM module and integration with the Hibernate ORM framework
• Good experience in design patterns like MVC, Abstract Factory, Singleton, Data Access Object, Front Controller, Spring Batch, and Service Locator.
• Design and implementation of public facing websites using on AWS.
• Expertise in creating XML, DTD, XML Schemas, XSLT, XPath, DOM/SAX Parser and web designing using HTML, CSS and JavaScript including (Ajax, JSON).
• Expertise in Front-End technologies like HTML, JSP, JavaScript, AngularJS, CSS, JQuery, JSTL and Custom Tags.
• Experienced in Application Development using Java,  Hadoop , RDBMS and Linux shell scripting and performance tuning
• Experienced in developing SOAP and Restful web services using JAX-WS and JAX-RS.
• Experience with Application servers and Web servers such as WebSphere, Web Logic, JBoss, and Apache Tomcat 4.0/5.0/5.5.
• Involved in building and deploying Maven, and ANT scripts for some of the applications and also Customizing WAR, EAR and JAR files for applications.
• Worked on debugging using Logging Frameworks such as Apache Log4j.
• Experience with databases like DB2, Oracle 9i, Oracle 10g, MySQL, SQL Server and MS Access.
• Experience in creating complex SQL Queries and SQL tuning, writing PL/SQL blocks like stored procedures, functions, cursors, index, triggers and packages.
• Excellent communication skills, organized, hardworking and a very good team worker.

TECHNICAL SKILLS:

Languages: Java, C, C++, Python,PL/SQL

J2EE Technology: JSP, AJAX, JDBC, Servlets, JMS, Java Beans, RMI, JNDI, Java Mail, Java, XML, ANT, Maven, Design Patterns, Web Services, WSDL, EJB 2.0.

Web Technology: HTML, CSS, JavaScript, XML, Bootstrap, DHTML, JSP

XML Technology: XSLT, XSL, JAXB, XML Spy, SOAP, DOM, JAXP, REST, JAX WS

Methodologies: RAD (Rapid application Development), JAD (Joint Application Development), UML, OOPS (Object Oriented Programming).

Web/Applications Servers: JBoss, Apache Tomcat, IBM WebSphere 6.1, Web logic

Frame Works: Struts 2, Spring, API, Hibernate 3, MVC, AOuth2.0

Tools & IDE: Eclipse, NetBeans, TOAD, SQL Developer

Database: Oracle 10g, SQL Server, DB2, MySQL, MongoDB

Content Management Tools: SVN, ClearCase, GitHub

PROFESSIONAL EXPERIENCE:

Confidential, Princeton, NJ

Responsibilities:

• Involved in design and development of web and mobile applications.
• Developed the Web Interface using HTML,  Java  Script, Python, JQuery, AngularJS, JSF, BootStrap, AJAX and Json . 
• Used D3 JS for interactive data visualization. 
• Involved in the development of Web Services to provide the interface to the various clients running on  Java  applications using REST services.
• Used JQuery and Ajax for service calls on pages to interact with the server for information.
• Developed  Java  Server components using spring, Spring MVC, Hibernate, Web Services technologies.
• Have Used Spring IOC to inject the services and their dependencies in dependency injection mechanism.  
• Created Hibernate configuration files, created POJOs and mapping files. 
• Responsible for managing and reviewing  Hadoop  log files. Designed and developed data management system using MySQL
• Used various design patterns like Business delegate, Singleton, Factory, DAO, DTO, Service locator.
• Developed SQL queries for manipulating the data by using Spring JDBC. 
• Used Log4j for tracking the applications and SVN used for version control.

Environment: Java 1.8, Bootstrap, Angular Js, AJAX, JSON, D3, HTML, JSF, CSS, SVG, JAVASCRIPT, GridStack.JS, REST, Maven, XML, Tomcat, Eclipse.

Confidential, West Des Moines, IA

Java Developer

• Involved in design and development of web applications.
• Involved in development of Web UI Components using HTML, JAVA SCRIPT, Angular JS.
• Involved in Implementation of Java and J2EE Design patterns like Business Delegate and Data Transfer Object (DTO), Spring Batch, Data Access Object and Service Locator.
• Developed views and controllers for client and manager modules using Spring MVC.
• Involved in development of traditional batch jobs to java batch jobs using spring batch framework.
• Usage of AJAX for content delivery to client without interruption to user
• Implementation of Web-services with WSDL.
• Used CXF and JAX-WS as Web Services Handlers on Server & generated stubs/skeletons using CXF.
• Implemented Restful Web services using CXF and JAX-RS.
• SOAP-UI used for testing Tested SOAP &REST web services.
• Followed coding guidelines & make sure the quality of code.
• Followed BDD and Written Unit Tests using JUNIT & PowerMock.
• Installed ODI. Set up the ODI connection with Oracle, MS SQL Server and flat files.
• Troubleshooted the ODI connection with oracle by fixing the tnsnames.ora file, TNS listener and DNS entries.
• Involved in defect analysis and fixing, code reviews.

Environment: Spring MVC, API, Java, JavaScript, Spring Batch, AngularJs, JSON, JUNIT, HTML, CSS, XML, WSDL, SOAP, JAX-WS, Ajax, Agile, GitHub, Oracle ODI, TSQL.

Confidential, Cincinnati, OH

Java Developer

• Involved in stages of SDLC in Requirements Gathering, Analysis, design, development and testing.
• Designed UI pages using HTML, Java Script, CSS, AJAX, JSP and Tag libraries.
• Used Spring MVC to define Controller, ModelView, defining InternalViewResolver in configuration xml
• Used Spring framework to define beans for Services, Entity services and corresponding depended services.
• Involved in the preparation of WSDL files based on UI pages.
• Used WSDL, SOAP, CXF and JAX-WS technologies to create web services by generating stubs and consuming the existing services.
• Used CXF and JAX-RS technologies to develop Restful Web services.
• Involved in Development of Encryption with PGP, SSH, SSL.
• Tested REST web services using REST Client tool
• Involved in building the code using Ant& deploying on Web sphere application server.
• Followed coding guidelines & make sure the quality of code.
• Performed Unit testing using JUNIT.
• Involved In bug fixing, acceptance testing with test cases, Code reviews.

Environment: Spring MVC, API, Java, JavaScript, JSON, JQuery, JUNIT, HTML5, CSS, XML, WSDL, SOAP, JAX-WS, PGP, SSH, SSL, Ajax, Agile, WebSphere, Clear Case, TeraData, SQL.

Confidential, Rosemont IL

Java Developer

• Involved in the analysis, design, development and implementation of the application.
• Involved in Design of application components using Java Collections and providing concurrent database access using multithreading .
• Developed the application using Struts Framework, which is based on the MVC Design Pattern.
• Used Spring Dependency Injection for injecting objects dynamically.
• Data Operations are performed using Hibernate and Implemented Hibernate Template and criteria API for Querying database.
• Used JAX-WS for Design and development of web services. Created Web Service Definition Language (WSDL) and XML Schemas to provide a data access service for the web applications.
• Used Rest client - POSTMAN and SOAPUI tools to test REST API services.
• Created mock services using Groovy script in SOAPUI to stubout the real service responses.
• Created JSONS to publish the rest services on the developer portal.
• Involved in bug fixes, and used HP Application life cycle management for defect tracking purpose.
• Implemented WebLogic application server, JAVA SSP tool for deploying applications, creating JMS queues and creating connection pooling.
• Experience in writing stored procedures and compiling onto the oracle servers
• Involved in code review and unit testing using JUnit framework.
• Code version controlling using Subversion.
• Actively coordinated with other teams/platforms for cross domain issues.

Environment: Core Java, Spring, Spring MVC, JUNIT, JSON, Groovy Script, SOUP UI, POSTMAN, Oracle WebLogic server 11gR1, SVN, Oracle SQL Developer, DB Visualizer.

Confidential, Bethesda, MD

Java Developer

• Involved in all the stages of Software Development Life Cycle (SDLC) of the project.
• Developed OpenStack API to integrate with amazon EC2 cloud based architecture in AWS .
• Exposed and consumed AWS data analytics on AWS, web services.
• Worked on AWS,High Availability Practices and deploying backup/restore infrastructure.
• Developed views and controllers for client and manager modules using Spring MVC.
• Used JDBC, Spring, JPA and Hibernate interact with the Database and implement database operations.
• Worked on Spring AOP framework to apply logging and transactions. Integrated MyBatis and Spring.
• Developed User Interface using HTML, DHTML, JSP, JavaScript, Bootstrap, DOJO, JQuery, CSS and JSTL on the presentation layer.
• Worked on AJAX implementation for retrieving the content and display it without reloading the existing page.
• Implemented the application using the various J2EE design patterns like DAO, Singleton.
• A member of production support contact with duties like analyzing, debugging and investigating on problems reported by users.
• Developed Exception handling framework and used log4J for logging.
• Involved in Unit integration, bug fixing, acceptance testing with test cases, Code reviews.
• Worked with SVN Version control.
• Used Agile methodology for the software development process.

Environment: HP Service Manager, Self Service Portal, SVN, Java, J2EE, JSP, Spring 2.5, Hibernate 3.5, XML, SOAP, WSDL, AJAX, HTML, DHTML, Tomcat, JAVASCRIPT, Angular Js, Bootstrap, DOJO, JQuery, CSS, Log4J, JSTL, XML, SOAP, MyBatis 3.1, WSDL, Agile, MongoDB.

Confidential, Bentonville, AR

Java Developer

• Involved in requirement analysis, design, coding, testing, implementation and review.
• Involved with the technology project teams to guide the design of new applications to support business needs.
• Used Spring MVC as web framework and spring to develop lightweight business components.
• Implemented Spring IOC or Inversion of control by way of dependency Injection where a factory class was written for creating and assembling the objects.
• Used Spring DAO on the Data access layer with the Hibernate.
• Used Hibernate ORM tool for the backend development in the persistence tier.
• Exposed business functionality to external systems (Interoperable clients) using Web Services (WSDL-SOAP) Apache Axis.
• Used XSLT to transform XML files into different forms.
• Used Oracle Web Server and PL/SQL for development of the system.
• Assembling and deploying applications with WebSphere Server.
• Maintained multiple levels of support for all systems, batch processing.
• Provided support for job scheduling, file transfers, and transactional processes.
• Involved with production and quality assurance environment support.
• Configured server side resources like data source, connection pooling etc.
• Monitored the error logs using Log4j and fixed the problems.
• Created build scripts for compiling and creating war, jar using ANT tool kit.
• Performed Unit as well as integration testing for all the modules.
• Used MS Visio for use case diagrams, object diagrams, active flow diagrams, class diagrams, sequence diagrams in the design phase.

Environment: Java SE 6, J2EE, JDBC, Spring, Hibernate, Oracle, SQL, PLSQL, Extjs, Web sphere, MSVisio, IBM RAD 7.1, Log4j, ANT, Web services, SOAP, Junit, HTML, UNIX.

Confidential, Richardson, TX

Java/ UI Developer

• Involved in the requirement gathering and analysis. Interacted with team members and Business users during the design and development of the application.
• Implemented the application using Java/J2EE technologies and used design patterns such as Singleton, Factory and Data Access Object (DAO) in the implementation of the application.
• Used JDBC, Spring, and Hibernate interact with the Database and implement database operations.
• Used Spring Dependency Injection for injecting objects dynamically.
• Participated in the designing and development of UI Screens using HTML, JQuery, DOJO, CSS, Servlets, JavaScript.
• Involved in the Database design, modeling and writing stored procedures.
• Extensively worked on the collections framework to process data.
• Involved in the migration of data from SQL server to Oracle Database.
• Wrote PL/SQL queries and Store Procedures.
• Extensively worked on web services to interact with different subsystems. Created Web-service Definition Language (WSDL) and XML Schemas to provide a data access service for the web applications.
• Used ANT to build and deployed the application in WebLogic Application server and in Linux /Solaris.
• Used Eclipse as IDE and SVN as Repository. Also used SAP Net viewer to compile some Java code in the SAP environment.

Environment: Java SE 6, J2EE, JSP, HTML, CSS, JavaScript, JQuery, Spring 3.0, Spring DI, Spring MVC, JDBC, Hibernate 3.0, JNDI, SVN, JMS, ANT, XML, XSLT, WebLogic 10, Eclipse, web services, Apache Axis 2, JavaScript, AJAX, PL/SQL, SQL server, Oracle10g, Windows XP/Linux, Toad, Perl.