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Sr. Java/j2ee Developer Resume

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MN

SUMMARY

  • Over 7.5 years of IT experience in Analysis, Design, Development, Coding, Implementation and Testing of web based and client server multi - tier applications using Java/J2EE technologies.
  • Experience in designing highly transactional web sites using J2EE technologies and handling design/implementation.
  • Worked in Agile Scrum and Waterfall methodologies
  • Extensive experience on MVC architecture using Spring, Struts frameworks and J2EE Design Patterns
  • Experience in XML technologies including XML, XSLT, XPath, XSD, JAXB, SAX and DOM parsers.
  • Experience in Integration and deployment of J2EE Applications on WebLogic, WebSphere, JBoss5.1 and Apache Web Server and Tomcat. Knowledge in AWS
  • Extensive experience on DB2, Oracle, SQL Server, Unix Shell Scripts, Ant build scripts, JSP, JSTL, Servlet, JDBC, JNDI, JMS.
  • Experience in developing WebServices using REST and SOAP
  • Worked with off shore development teams and worked in production support and resolving issues.

TECHNICAL SKILLS

Java/J2ee Technologies: JDK1.5, JSP, Servlets, EJB 3.0, Swing, JDBC, Java Beans, RMI, JNDI, JSTL, JMS, JAXP, JAAS, LDAP, Java Mail, JAXB, Jersey, Struts Framework, Spring Framework, SOAP and Design Patterns.

Web/Persistence Technologies: JSF, Flex, AJAX, Ext JS, DWR, A4J, JPA, Hibernate

Languages/Scripts: Java, XML, XSLT, C, C++, Java Script, HTML, XML, DHTML, Shell script.

Web/App Servers: IBM Websphere 5/6.1, BEA Weblogic 6.0/7.0/9.0, JBOSS, Oracle AS, Tomcat 4.0/5.0, Apache 1.3/2.0, JBoss.

RDBMS: Oracle, MS SQL Server 7.0, DB2 and My SQL.

Operating System: UNIX, LINUX, AIX, Solaris, Windows 9x/NT/2000, and Sun Solaris.

Tools/Frame Work: MS Front Page, MS Office, Text Pad, Dream Weaver, Log4J, Ant, Maven, JUnit, Win CVS, SVN

Development Tools: RAD 7, WSAD 5, Eclipse, MyEclipse, NetBeans, Jbuilder.

PROFESSIONAL EXPERIENCE:

Confidential, MN

Sr. Java/J2EE Developer

Responsibilities:

  • Involved in the requirement analysis, development, integration, deployment and testing.
  • Completed all development tasks according to deadlines by utilizing solid time management and task prioritization skills.
  • Worked as a full stack developer and developed application using Spring MVC framework, JSP, jQuery, AJAX
  • Worked within SOA based enterprise framework to build RESTful web services.
  • Implemented multithreading using Executor Framework.
  • Extensively worked on jQuery data tables, customized date picker, dialog prompts
  • Implemented high volume processing data access layer using Hibernate to interact with multiple databases (Oracle, SQL Server).
  • Worked on all aspects including Database schema design (MySQL).
  • Configured and managed Apache Web Server and tomcat.
  • Developed unit testing using JUnit. Participated in peer review of code.
  • Collaborated with all members of the development team to ensure goals met.
  • Used J2EE design patterns like Factory Methods, MVC, and Singleton Pattern that made modules and code more organized, flexible and readable for future upgrades.

Environment: JDK 7, J2EE, RESTful webservices, SVN, Eclipse, Apache Tomcat 7, Hibernate 3.4, Spring 4.0, JUnit, JSP, JavaScript, JSTL, XML, HTML, CSS, JQuery 1.9, Ajax, Oracle 11g, Windows.

Confidential, TX

Sr. Java/J2EE Developer

Responsibilities:

  • Worked with business users to finalize requirements, define scope, architecture, estimation of development time and involved in project planning.
  • Worked in Agile Development Environment. Participated in Scrum meetings.
  • Worked on design and implementation for integrating applications using Service Oriented Architecture (SOA). Implemented Restful web services for communication.
  • Involved in managing cloud-based services JIRA and Git Repo. Worked briefly on Amazon AWS Virtual servers.
  • Developing business layer, persistence layer using Spring 3.0 and Hibernate. Spring MVC, JSP, JQuery, JSON was used for User Interface. Used various design patters.
  • Extensively worked on developing test cases using JUnit. Assisted in performing load test using Load Runner.
  • Written services for CMPM using Data Object Access (DAO) to abstract and encapsulate all access to the data source and getting the connection with the data source to obtain and store data.
  • Developed web services using SOAP protocol and Apache CXF framework for integrating with other system. Worked extensively with XML. Used JAXB and JAXP
  • Wrote PERL script to transfer data from Oracle into text file. Transferred (SFTP) generated file to another application server for processing.
  • Developed Reporting and analysis of data is developed using Jasper. Developed stored procedures and HQL queries.
  • Used DWR for AJAX functionality. Used maven for application build.
  • Fixed bugs emerged during testing of Systems and Integration.

Environment: Java/J2EE, SOAP, Git, Eclipse, Spring, Hibernate, JUnit, XML, JavaScript, XML, HTML, CSS, JQuery, Ajax, Weblogic, Oracle 10g.

Confidential, NY

Java Developer

Responsibilities:

  • Involved in Business and functional requirements with business users.
  • Involved in Data Base design and modeling, preparing Use Cases, Sequence Diagrams, Class diagrams etc.
  • Used Spring framework like Spring IOC and Spring ORM for developing application.
  • Used Hibernate to develop and maintain the persistence layer.
  • Developed the application using Java Design patterns, Spring, Struts and EJB.
  • Wrote XSL style-sheets and XSLTJava transformers for converting XML data into HTML and other XML formats.
  • Developed Action classes, Action forms and configuration files in the Struts MVC framework. Front-end validation was done by using JavaScript.
  • Developed helper classes, EJB Session Beans and Entity Beans for implementing Business Logic.
  • Used Eclipse to develop, debug and testing the application.
  • Developed Database utility classes to access Database using JDBC, SQL Developed Stored Procedures, Functions and Packages using SQL.
  • Worked on WebSphere Administration and maintenance including clustering, nodes etc
  • Developed Unit and Integration testing of the application using JUnit Framework to ensure Quality Assurance.
  • Developed Shell Scripts to run cron jobs and copy files into different servers at regular intervals.
  • Developed Ant Scripts to build EAR files for the application.

Environment: Java/J2EE, RAD, EJB, JSP, JMS, Struts, Spring 3, Hibernate, Servlets, JDBC, JUnit, WebSphere, SVN, HTML, Ant, MS Visio, JavaScript, XML, XSD, XSLT, Shell scripts, UML, Windows, Linux.

Confidential, KS

Java Developer

Responsibilities:

  • Participated in design sessions, code walkthroughs, Team meetings, QA Sessions, documentation, testing, maintenance etc. Developed design documents, Test Plans and Test cases.
  • Used Scrum Agile methodology and assigned Interns and junior developers.
  • The J2EE Architecture includes the combination of MVC model of Apache Struts.
  • Developed the application using Java Design patterns, Struts, EJB and JMS.
  • Developed the necessary helper classes, EJB Session Beans and Message Driven Beans for implementing Business Logic.
  • Developed messaging to between applications using JMS API.
  • Developed Database utility classes to access Database using Hibernate framework. Developed mapping classes and configuration files.
  • Implemented the SOAP Web Services functionality in the application to allows external applications to access the data.
  • Involved in developing classes for Parsing, marshalling & unmarshalling of the XML documents into Java objects and vice versa using JAXB.
  • Developed Unit and Integration testing of the application using JUnit Framework to ensure Quality Assurance.
  • Deployed the application on JBoss and involved in resolving deployment issues.

Environment: Java 5.0, J2EE, Eclipse, EJB, JSP, JMS, Struts, Servlets, JDBC, Spring 3, JUnit, JBoss 3.8, SVN, HTML, Maven, Hibernate, JavaScript, XML, XSD, XSLT, UML, Windows, UNIX, Scrum, Quality Center.

Confidential, IN

Java Developer

Responsibilities:

  • Developed web interface with Struts framework.
  • Used different features of Struts like MVC, Validation framework, tiles and tag library.
  • Provide production support for ECLPS, involving troubleshooting, identifying, fixing and testing production support issues that arise within the application.
  • Performed usability testing for the application using JUnit Test.
  • Created unit test cases document and captured execution results for the unit test cases.
  • Involved in configuring and deploying the application on Tomcat Server.
  • Using Web Service, JMS, MQ Series and Message Driven Bean to build the communication with layer to send and receive data.
  • Involved in various design review and code review meetings.
  • Used XML for data exchange, XSL for creating pdfs and log4j for logging.
  • Created and modified stored procedures and SQL queries for database logic.
  • Applied various design patterns like Business Delegate, Singleton and DAO patterns.

Environment: J2EE, Struts 2.x, SQL Server, HTML, Maven, Tomcat Server, JavaScript, SOAP, XML, Windows NT, Scrum, Intellij, Rational ClearCase.

Confidential

Associate Developer

Responsibilities:

  • Designed and Developed web interface for admin module using Struts MVC framework to Search, reset password, lock/unlock the user accounts.
  • Extensively used Struts Validator for server-side validations and JavaScript for client-side validations.
  • Developed Stored Procedures, Queries to extract the Customers data from the database.
  • Used Subversion for Version Control Management.
  • Extensively used the Struts tag libraries (Bean Tags, Logic Tags and HTML Tags etc.) and Custom tag libraries.
  • Involved in code reviews, debugging and testing.
  • Used connection pooling for optimization using JDBC interface.
  • Flexibly used J2EE design patterns like Service locator, Data Access Object and Singleton.
  • Prepared Use-Cases from the given requirements and also interacted with clients for requirements gathering and clarifications.

Environment: Java, JSP, Struts Framework 1.2, JDBC, UML, JavaScript, HTML, Oracle 9i, WSAD, Maven, Subversion, Log4J, WebSphere and Windows / NT.

Confidential

Developer

Responsibilities:

  • Involved in Business and functional requirements with business users.
  • Involved in Data Base design and modeling.
  • Involved in Preparing Use Cases, Sequence Diagrams, Class diagrams etc.
  • Used hibernate is an ORM.
  • Developed the various UI interfaces usingStruts MVC.
  • Developed DAOs for database operations.
  • Responsible for integrating the assigned modules.

Environment: Struts, JSP, Servlets, Java, JDBC, Javascript, Oracle, Tomcat.

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