Sr. Java/j2ee Developer Resume Profile
IL
Professional Summary:
- Experienced in object oriented scripting language Python and Django
- Highly motivated IT professional, 9 years of experience in development and implementation of customized software and web-based applications including Web.
- Experience in Java, JavaScript, CSS3, html5, SQL, MySql, SQL server, Oracle 9i/10g/11g, Visio.
- Experience in the field of Software Development as Developer. Expertise in full Software Development Life Cycle SDLC including Software Architecture, Object Oriented programming, Designing Prototyping.
- Experience with working in fast-paced AGILE development environments.
- Experience in designing multi-tier J2EE Web Application architecture using UML Unified Modeling Language , IBM Rational Rose and MS Visio.
- Thorough knowledge in core Java concepts like OOP, JUnit and advanced Java concepts like JSP, Servlets, HTML, XML, Hibernate, AJAX, Java Beans, JDBC and SPRING.
- Designed and developed multiple J2EE MVC Model based Web Application using J2EE Technologies EJB, Servlets, JSP, JSF , Patterns and popular open-source framework Struts and Hibernate.
- Experienced in Web Services approach for Service Oriented Architecture SOA .
- Extensive experience working with IBM MQSeries.
- Strong development skills in Java, J2EE, JDBC, JSP, Servlets, EJB J2EE , JMS MQ-series , JNDI, RMI, LDAP, HTML, XML, XSL, Java Script, Rational Rose, DB2, Oracle, SQL Server and Macromedia tools.
- Designed web pages using various XML technologies including DTD, XML schema, JAXB, JAXP and DOM and SAX parsers.
- Experienced with source control tools Git, Gerrit
- Extensive knowledge on XML including XML Schema, XSLT, XPath, and XQuery
- Worked with various Frameworks like Struts and spring.
- Used Subversion and CVS source control systems.
- Hands on experience in writing SQL using MySQL, SQL Server 2005, Oracle and DB2 environment.
- Worked with IBM Web Sphere, Weblogic application servers and Jetty, Apache Tomcat web servers.
- Good experience with Operating Systems like Windows NT/9x/2000/Me/XP/Vista and UNIX.
- Experience in writing ANT, Maven build scripts and configuring and using Log4j and writing JUnit test cases.
- Skills in analyzing user requirements, modeling the system and ensuring the functionality.
- Strengths include excellent interpersonal and communication skills.
- Has the ability to provide solutions from a functional and technical perspective, meet deadlines.
- Excellent team player, very dynamic, flexible with positive attitude and excellent learning skills.
- Good knowledge on web based technologies.
Technical Skills:
Operating Systems | Windows XP/Vista, 2000, UNIX, LINUX |
Programming Languages | Java 5, Java Beans, SQL |
J2EE Technologies | Servlets , JSP, JDBC, JNDI, EJB, RMI |
Frameworks | Struts, Spring, Spring MVC, Hibernate |
Databases | Oracle 11g, SQL Server 2005, DB2 8.1, MySQL |
Development tools | IDEA 8.1, Eclipse 3.5, RAD 7.5.3, IntelliJ, MyEclipse. |
Web/Application servers | JBoss, Web logic 10.x/8.0/7.1, Apache Tomcat 6.X, IBM WebSphere, WebSphere portal. |
Web Development | HTML, DHTML, XHTML, CSS, XML, XSLT, XSD, AJAX, JWT. |
Build/Testing tools | ANT 1.7.1, JUnit 4.7, XMLSpy, Log4j |
Web Services | SOAP,WSDL |
Others/Tools | Agile, RUP, Subversion 1.6.5, TOAD |
Professional Projects:
Confidential
Sr. Java/J2EE Developer
Responsibilities:
- Involved in Design, Development and Support phases of Software Development Life Cycle SDLC . Used AGILE methodology and participated in SCRUM meetings.
- Designed and developed the User Interface components using Spring and maintained the session with Session Beans.
- Implemented scripting with Ajax and XML to dynamically refresh the page contents.
- Implemented JAXB in XML binding.
- Involved in the Development of Spring Framework Controllers. Developed Controller for request, response paradigm by Spring Controllers using Spring-MVC.
- Configured various interceptors for transaction management, security, Audit logging database and logging using Spring AOP.
- Data from UI layer sent through JMS to Middle layer and from there using MDB message retrieves Messages and will be sent to MQSeries.
- Used JSON as response type in REST services
- Developed Data Access Objects DAO's for interacting with the database using JDBC.
- Implement full-stack Python solutions in both Linux and Windows driven environments
- Involved in developing Stored procedures and Triggers on Oracle 10g.
- Experience designing and developing Mule ESB flows using Java and Mulesoft Connectors
- Used Hibernate Persistence Strategy to interact with database.
- Developed Hibernate mapping files using different mapping strategies such as table per class hierarchy.
- Integrated Hibernate with Spring by coding a Spring Configuration file.
- Configured JMS in the WebSphere application server to send messages on the queue.
- Deployed the application in WebSphere Application Server 6.0.1.
- Developed a tool to retrieve and send data to third party service provider. This feature was implemented using REST
- Performed application performance tuning using JProfiler.
- Built ANT scripts for automated deployment and for the build operation of the entire application.
- Hands-on experienced working with version controller tools such as ClearCase and Clear Quest as issue tracking software.
- Used RESTFUL client to interact with the services by providing the RESTFUL URL mapping
- Used Subversion for version control and created automated build scripts.
- Performed unit testing using JUnit.
- Handled production support of the application.
- Documented the flow and functionality of the code for further reference.
Environment: Java, J2EE, Servlets, AJAX, Spring, JMS, HTML5, JavaScript, JSP, EJB, CVS, CSS,MVC, JDBC,J Profiler, Oracle 10g, XML, MVC, Hibernate, MQSeries, WebSphere , JUnit, Subversion, JProfiler, Ant, ClearCase, Mulesoft, Clear Quest.
CONFIDENTIAL Sr. Java Developer
Responsibilities:
- Designed the workflow for the client side and server side in UML using Rational Unified Process RUP and created the detailed Design documentation.
- Involved in walk through with the analysis for Use Cases and feasibility scope.
- Designed Class Diagrams, Sequence Diagrams and Object Diagrams, using IBM Rational Rose to model the detail design of the application.
- Developed the presentation layer of the application using Struts Framework and created the struts-config.xml file, resource bundles for distribution module.
- Designed and implemented Business Delegate, Session Facade, DAO, Singleton, Factory and DTO Design Patterns.
- Developed the web-services and analysis of SOAP envelope using SOAP UI.
- Designed and developed the data model for the development of persistence layer.
- Implemented the Message Driven Bean for Instruction enrichment and pre-processing. MDB is deployed on WebSphere server and dispatches the request to Stateless Session Bean EJB for further processing and Rules execution.
- Extensive knowledge on XML including XML Schema, XSLT, XPath, and XQuery
- Developed Message Driven Beans MDB and extensively used the JMS API.
- Used Struts Framework for the application, Developed Struts Action Classes and Business Logic and have developed Hibernate HSQL and Hibernate mappings /created DAOS mappings in Hibernate.
- Involved in SQL development using Stored Procedures, Views and Queries with Oracle and DB2.
- Configured and deployed the web application on WebSphere Application Server.
- XML Data extraction using Xquery
- Developed logging module-using Log4J to create log files to debug as well as trace application.
- Used CVS for version control across common source code used by developers.
- Tested the application functionality with JUnit Test Cases.
- Used ANT scripts for automated deployment.
Environment: Java, J2EE, WSAD, Hibernate, Struts, Servlets, MDB, EJB, JSP, , JNDI, XML FacesServlet, Web-Services, SOAP, WSDL, Spring MVC, JavaScript, HTML, CSS, JMS, Oracle 10g, Windows XP, DB2 UDB, JUnit, WebSphere, RUP, CVS, ANT, Log4J.
CONFIDENTIAL
Sr Java / J2ee developer
Description: Project involves for developing application for CONFIDENTIAL . The project was a health care web solution an e-commerce and medical information portal based on J2EE architecture for the healthcare industry. This system facilitates information exchange and e-commerce among healthcare providers, health plans, participating employers and patients. System handles tasks such as processing specialist authorizations for patients, enabling rapid claims processing, and providing physicians with access to order status for medications and supplies, facilitating e-commerce transactions, and acts as a portal to relevant medical sites and information sources.
Responsibilities:
- Designed and developed various modules of the application with J2EE design architecture, frameworks like Spring MVC architecture and Spring Bean Factory using IOC, AOP concepts.
- Followed agile software development with Scrum methodology
- Implemented JAVA/J2EE design patterns such as Factory, DAO, Session Fa ade, Singleton.
- Used Hibernate in persistence layer and developed POJO's, Data Access Object DAO to handle all database operations.
- Worked on Oracle as the backend database
- Implemented features like logging, user session validation using Spring-AOP module.
- Developed server-side services using Spring Web Services SOAP, WSDL .
- Server side validations using Hibernate Validator framework
- Wrote application front end with HTML, JSP, Ajax/JQuery, Spring Web Flow, XHTML, DHTML and CSS
- Wrote custom JSP tags for role-based sorting and filtering
- Used JQuery for UI centric Ajax behavior
- Used Log4j to assign, track, report and audit the issues in the application.
- Worked on project build-script by using ant and deployed on JBoss.
- Develop and execute Unit Test plans using JUnit ensuring that results are documented and reviewed with Quality Assurance teams responsible for integrated testing.
- Provided extensive pre-delivery support using Bug Fixing and Code Reviews
Environment: Java, J2EE, JSP, Servlets 2.5/3, Hibernate 3.5, Spring 2.5.6, Web Services, SOAP, WSDL, UML, HTML, XHTML, DHTML, JavaScript, JQuery, CSS, Spring Web Flow, XML, JBoss, Log4j, Oracle10g, JUnit 4, Eclipse 3.5, EJB.
CONFIDENTIAL
Java/J2EE Application Developer
Project: Mobile Activation
Description: CONFIDENTIAL a web based system that offers an easy way for online activation of prepaid handsets. This system interacts with various other systems to validate the handset information, get the area information based on the customers' address, and provide different price plans options available and to finally activate the phone. This system ensures that any customer wanting to activate his newly bought mobile phone can do so within a stringent SLA of two minutes.
Responsibilities:
- Involved in gathering requirements and built technical specifications from the requirements.
- Used agile development methodology during designs, implementation, testing, and maintenance.
- Developed the presentation layer and Spring- framework in CSS, Web 2.0, HTML developed for multiple browsers and Client-Side validations were done.
- Designed and developed Spring AOP components for Service implementation.
- Persistence layer design and implementation using Hibernate ORM framework, annotated lazy-loading / fetching strategy implementation
- Business-logic controller framework development utilizing Spring framework and dependency injection, catering to both standard server-side and AJAX client requests.
- Implemented Transaction Management based on Spring AOP and Dependency Injection based on Spring IOC.
- Employed Hibernate 3 for ORM mapping and persisting the data to backend.
- Participated in developing user interfaces using JavaScript, Jquery, HTML 5, XHTML, CSS 3 custom tags.
- Consumed Restful Web Services from third party for authorizing payments to/from customers and implemented them using Jersey.
- Did Packaging and Deployment of builds through Maven.
- Worked on UNIX shell scripting for the project.
- Test Driven Development TDD approach was utilized and the test coverage was always maintained and validated using Clover and Cruise Control.
- Used LDAP services for user authentication and authorization.
- Involved working with DB2 database as a backend.
- Handled connections and their issues.
- Weblogic Application Server is being used as the Business Service Tool in middle tier.
- Used Log4j for tracking the applications.
- Used Clear case as version control tool and Clear Quest for defect management.
Environment: Agile, Core Java , J2EE, Spring, Hibernate, Weblogic Application Server, Eclipse, Oracle 10g, LDAP, HTML, Maven, Rest, LOG4J, TDD, Clear case, Clear Quest, JMS, JQuery, DB2.Offshore
CONFIDENTIAL
Java Developer
Project 1: Orion Redemption Management
CONFIDENTIALis a major CONFIDENTIALheadquartered in CONFIDENTIALIllinois. It is a wholly owned subsidiary of CONFIDENTIAL the world's largest airline in terms of scheduled passenger - kilometers flown. The project consists of two modules. The first phase known as Bucket Expansion involves in the enhancement of existing application for calculating the release of seats for booking based on a 200 world bucket instead of 40 world i.e., the total seat is grouped as a set of 200. Final phase known as Orion Redemption Management involves in the conversion of entire core revenue system to handle 200 world bucket and optimize the first class. Business class and non revenue seats such as premium customer or frequent fliers.
Responsibilities:
- Involved in the preparation of project plan and design discussion.
- Involved in creating the High level design and low level design document.
- Extensively used the Struts framework implemented upon the MVC design pattern.
- Developed the view components using JSPs and form beans.
- Developed various Struts framework Action classes for interfacing with the business logic, and form beans for presenting the data to JSPs.
- Wrote Custom tags and used Struts error handling mechanism to handle the errors.
- Wrote several support classes in the form of Servlets and Java Beans.
- Used JMS Queues to develop Internal Messaging System.
- Used EJB Stateless/Stateful session beans to implement business logic, session handling, and transaction and deployed Enterprise Java Beans both Session and Entity on WebSphere Application Server.
- Designed and developed Request and Response schemas for the web-services using XML SPY.
- Interacted with Business Users, Performed data analysis and created reports as the user requirements worked on integration testing of different sub modules and preparation of test plans.
- Worked extensively on XML to configure the run time environment of application server and wrote the J2EE and WebSphere specific deployment descriptors.
Environment: Java, J2EE, Struts, Servlets, JSP, EJB, JMS, SQL Server 2005, Eclipse, WSAD, XML SPY, Web-Services, WebSphere Application Server 5.1, Tomcat 4.0.
CONFIDENTIAL Java Developer
The CONFIDENTIAL No show forecast involves in the implementation of business logic in order to predict the number of no show passengers based on the Passenger Name Record PNR number by taking the past 5 years data in order to increase the forecast efficiency from the existing method.
Responsibilities:
- Involved in Requirements gathering, Requirement analysis, defining scope, Design analysis, impact analysis, Integration and deployment.
- Responsible for the design and development of the application framework.
- Designed and Developed UI's using JSP by following MVC architecture.
- The application uses the STRUTS framework. The views are programmed using JSP pages with the struts tag library, Model is a combination of EJB's and Java classes and web implementation controllers are Servlets.
- Generated XML pages with templates using XSL.
- Used XSLT for transforming the XML content into HTML.
- Used JavaScript for client side validations. Used JUnit for unit testing of the system and Log4J for logging.
- Used JSP and Servlets for server side transactions.
- Used EJB as a middleware in designing and developing a three-tier distributed application.
- The Java Message Service JMS API is used to allow application components to create, send, receive, and read messages.
- Involved in the deployment of Web-Service End-Points using CXF.
- Created and maintenance of data using Oracle database. JDBC for database connectivity with Oracle. The request and response from the client is controlled using Session Tracking in JSP.
- Used MQSeries for maintaining the messages in a queue.
- Developed code for interfacing the system with other system using MQSeries in Java using MQ Client API.
- Administering and designing the queues in the MQSeries.
- Installed Web Logic Server for handling HTTP Request/Response.
Environment: Java, J2EE, JSP, EJB, Servlets, JMS, JDBC, Java JDK 1.3 , MQSeries, Struts, Session Tracking, XML, XSL, XSLT, PL/SQL, HTML, JavaScript, Web Logic 8.1/7.1 App Server, Oracle 9i/8i, UNIX.
CONFIDENTIAL
Java developer
CONFIDENTIALis an organization that processes insurance claims or certain aspects of employee benefit plans for a separate entity CONFIDENTIALhandles the insurance claims processing for an employer that self-insures its employees. Claim Request CRQ projects facilitates in claim administration. It provides the user with the current status of a particular claim and the action to be performed by providing the claim request number.
Responsibilities:
- Used Apache Struts as a web application framework.
- Designed and developed Action Classes, Form Beans and JSP's.
- Client Side Validation is done by JavaScript in the JSP pages.
- Involved in using Design patterns like Singleton Pattern and MVC architectural design pattern for solving the architectural issues.
- Developed Business Delegates, Value Objects, and Data Access Objects DAO .
- Designed and developed DAO layer using JDBC to access the database.
- Actively involved in the integration effort for deploying the application in UAT/SIT environments.
- Involved in code reviews and suggested required enhancements to the code to follow the standards.
- Deployed and tested the application on Web Logic application server.
- Involved in developing Test cases and executing them.
- Used Log4J framework for event logging.
- Actively involved in production support and resolved the production issues depending upon priority of issues.
Environment: Java, Struts, SPRING, JSP, Servlets, JavaScript, JDBC, SQL Server 2005, DB2, Eclipse/ My Eclipse, JMS, JBOSS 4.1, Log4J, Windows NT, UNIX, Web Logic.