SUMMARY

• Software Engineer with over six years of Information Technology experience in web/enterprise application analysis, design, development, testing and maintenance with object oriented programming core Java and J2EE technologies.
• Extensive experience in developing web/enterprise, client/server, n - tier SOA Applications in Java/J2EE environment.
• Involved in all phases of SDLC doing end-to-end development using methodologies such as Waterfall, Agile and TDD.
• Involved in design, using UML diagrams and used Java/J2EE design patterns.
• Experience in Core Java using Swing, Applets, Multithreading, Exception handling, I/O, JDBC, Collections and Generics.
• Good exposure to web technologies using Servlets, JSP, HTML, CSS, JavaScript, XML, JSON, AngularJS and AJAX technologies.
• Worked on J2EE frameworks such as Spring, Struts, EJBs, JSF and Hibernate.
• Strong experience in creating/consuming SOAP (JAX-WS) and RESTful (JAX-RS) web services using libraries such as Apache AXIS2, Apache CXF and Jersey.
• Deployed applications in web servers like Apache Tomcat and application servers such as JBoss, IBM WebSphere and Oracle WebLogic and GlassFish.
• Experienced with XML related technologies using DOM and SAX parsers.
• Hands on experience in IDEs like Eclipse, NetBeans, STS and IBM RAD.
• Exposure to several database systems like Oracle, DB2, MySQL and SQL Server.
• Good SQL, PL-SQL programming skills using IDEs like TOAD and SQL Developer.
• Used tools like Ant and Maven for building and Git, SVN and CVS for version control. Also used Log4j for logging.
• Involved in unit testing code using JUnit framework and Mockito.
• Worked extensively on Windows, UNIX and Linux operating systems.
• Adaptive to learn new technologies and good communication, interpersonal and learning skills with strong presentation skills.

TECHNICAL SKILLS

Languages: Java, SQL, PL-SQL, HTML, XML, JavaScript, C++, Python

Java/J2EE Technologies: JavaBeans, JDBC, Collections, Servlets, JSP, JSTL, EJB, JSF, Spring, Hibernate, Struts, AngularJS, JSON

Design Patterns: Singleton, Factory, Facade, MVC, DI & IOC, DAO, DTO

Databases: Oracle, MySQL, IBM DB2, SQL Server, MS Access

Web/Application Servers: Tomcat, WebSphere, JBoss, WebLogic, GlassFish

Development Tools & IDE: Eclipse, STS, NetBeans, IBM RAD, TOAD, SQL Developer

PROFESSIONAL EXPERIENCE

Confidential, Cleveland, OH

Java/J2EE Developer

Responsibilities:

• Designed Business Object Model, which involved UML class diagrams, use case diagrams and sequence diagrams using MS Visio.
• Involved in the collection of system requirements from the end user.
• Involved in gathering requirements, preparing requirements documents (SRS).
• Involved in creating the Software Design Document (SDD) and User Interface (UI) Design Document.
• Involved in setting development environment using JBoss and WebSphere/WebSphere Application Development Tool (WSAD).
• Employed Model - View-Controller (MVC) architecture.
• Used JSP and JSTL technologies to implement the presentation layer.
• Involved in implementation of the controller layer based upon Spring controller, servlets and actions, and a model layer relying on Hibernate.
• Employed J2EE design pattern; DAO, Business Object, Service Locator and Session Facade.
• Developed and deployed EJB/JMS and session beans in JBoss.
• Involved in creating the front end and deployment of the user interface using Java Server Pages (JSP), Form Beans and JSTL.
• Extensive experience on the back end to modify business logic by making extensive enhancements.
• Developed the login Servlets and related Session Beans which is responsible for initial authentication of the different types of users supported by the system (admin/manager, etc.).
• For improved data consistency, input data validation was performed using client-side scripts, server-side checks, and database triggers.
• A database of reference data was compiled to include a disease directory, a list of buildings, offices, a physician and specialist directory, etc.
• Involved in the business logic-coding framework to seamlessly map the business logic into respective value Beans.
• Worked closely with production support team, at many level (L1, L2, L3). Received the reports, troubleshooting problems and fixing them.
• Use Git as version control system.

Environment: JBoss, JSP, JSTL, Servlet, MVC architecture, J2EE, JDBC, JNDI, POJO, UML, MS Visio, WebSphere/WSAD, SQL, PL/SQL, Oracle, SQL Developer, JMS, EJB, ANT, Log4j, HTTP, XML, JavaScript, J2SE SDK, Hibernate, Spring, Git, design pattern, Windows.

Confidential, Wilmington, DE

Java/J2EE Developer

Responsibilities:

• Responsible for full life cycle development of three modules. This includes analysis, documentation, design, coding, testing.
• Successfully managed a sub group of three entry-level developers, organized and executed several project milestones meetings.
• Involved in the detailed design of user interfaces and business layers.
• Used MS Visio to create UML diagrams such as Use-Case Diagrams, Class diagrams, and Sequence diagrams.
• Used Struts tag library in developing user interfaces.
• Used Struts Validator Framework and JavaScript for Client side validations.
• Created custom validation java classes for validating the HTTP form post parameters at the server side and started to use custom error codes to represent validation errors.
• Used J2EE design patterns such as DAO, MVC, Front Controller
• Designed and developed the login framework which was responsible for authentication, authorization and session management of the users.
• Used JUnit for unit testing of the application code and used Mockito to mock objects in various environments.
• Used JAX-RS specification for creating RESTful web services using JERSEY implementation.
• Involved in creating a rich UI using ANGULAR JS framework backed by RESTful web services.
• Involved in Database re-design to accommodate the new framework in the existing system.
• Wrote XML files, which are transformed into XSL for the front-end screens.
• Developed the Financials Module, which takes care of the all Financial Transactions for the application.
• Responsible for creating action classes, action forms for registration API.
• Implemented Spring (DAO) to communicate with the back end database.
• Written stored procedures, triggers, and cursors using Oracle PL/SQL.
• Used SQL developer as an IDE to access and update the records in the backend Oracle database.
• Used Maven as build tool for projects in local system and used Jenkins as the build tool for building application in the central repository.
• Used SVN as a version control system and JBoss as the application server.
• Involved in many level of production support (L1, L2, L3), troubleshooting and fixing problems.

Environment: Apache Tomcat, JBoss, Java, J2EE, JUnit, Mockito, Servlets, JSP, JSTL, XML, XSL, HTML, JavaScript, Ajax, AngularJS, JSON, Struts Framework, Spring, DAO, MVC, Front Controller, design pattern, UML, SQL, PL/SQL, Oracle Database, SVN, Maven, JNDI, JDBC, SQL Developer, Jenkins, JAX-RS, JERSEY, MS Visio.

Confidential, Minneapolis, MN

Java Developer

Responsibilities:

• Involved in designing phase and extensively worked on Struts and Hibernate.
• Involved in study of User Requirement Specification. Requested insufficient information and helped clearing ambiguity in requirements Document.
• Involved in Analysis and Design of the system using UML/MS Visio by implementing Requirements, Design and Class diagrams. The system design was based on MVC Architecture.
• Developed layout pages using Struts-Tile to be able to re-use each page portion, and Pager Taglib to help users easily navigate in a multi-page email list.
• Managed mail-config.xml for all action mappings.
• Developed stateless session bean SearchMail for searching mail via keywords. Used Lucene technology to build indexing and searching engine.
• Developed a persistence layer using Hibernate for transparently store mail object, mailbox object, setting object, rule-filter object, etc. into database.
• Developed test cases and test suit using JUnit.
• Automating deployment to a test server with ANT build.xml.
• Involved in deploying the mail-module on BEA WebLogic
• Used Log4j to log program fault in all levels and SVN for version control.
• Discussed and redesigned to increase module quality with various patterns like Abstract Factory, Front Controller, Business Delegate, Session Facade, and DAO in designing the system
• Involved to edit and structure documentation.

Environment: Eclipse, WebLogic, Struts, Struts-Validator, Struts-Tiles, Tag Libraries, JSP, ANT, EJB, MySQL, IBM DB2, JMS, SAX, XSLT, J2SE SDK, JUNIT, SVN, MS Visio, Hibernate, Windows and Linux.

Confidential, Morrisville, NC

Java/J2EE Developer

Responsibilities:

• Interacted with various IT departments for gathering new requirements.
• Involved in development of controller component using Servlets and view component using JSP, XSLT, XML, CSS, HTML
• Use Ajax and JavaScript for the client side validation.
• Designed and implemented UI layer using Struts MVC, Struts Forms, Spring, JSP, Java Script and business logic using Servlets, JSP and J2EE framework.
• Extensively used Struts Validation Framework for validating data input and Struts Forms.
• Worked on Struts Tiles to create common layouts for the JSPs.
• Involved in coding of JSP pages using CSS and HTML for the presentation of data on the View layer in MVC architecture.
• Wrote Unit test cases using JUnit.
• Used JAX-WS API for creating XML-based web services.
• Deployed and tested the applications in development and test environments.
• Integrated Log4J framework into the Application.
• Design patterns like Factory, Facade, Business Delegate, Value Object etc were implemented.
• Involved in different applications testing including Unit testing, integrated testing and production testing.
• Performed source and version control using CVS.
• Worked closely with production support lead for server builds and deployment.

Environment: J2SE, J2EE, UML, Struts, Spring, XML, XSLT, HTML, Tiles, Log4J, JUnit, JNDI, JDBC, Servlets, WebSphere Application server, Oracle Database, Sql Server, JSP, Ajax, JavaScript, Design patterns, CSS, Eclipse, Web services, JAX-WS, SOAP, CVS.