Summary:

• Sun Certified Java and Web Component developer with over 8 years of experience developing enterprise applications using Java/J2EE technologies in Banking, Insurance and Telecom.
• Extensive work experience through all phases of Software Development Life Cycle SDLC starting with project initiation, requirement gathering, requirement analysis, functional design, detail design, development and implementation of multi-tier enterprise, web based and distributed applications.
• Expertise in J2EE Architecture, Java and J2EE Core Design Patterns, Object Oriented Analysis and Design/Development Methodologies OOAD , Object Modeling with Use Cases, Sequence and Class Diagrams using UML with Rational Rose and Microsoft Visio.
• Extensive experience using framework APIs like Struts, Spring, iBatis and Hibernate.
• Used middleware tools like JMS MDB's and configured Connection Factories and Topics/Queues.
• Expertise in Service Oriented Architectures SOA- Web Services using Apache Axis, WebLogic, JBoss and EJB 3.0 Web service framework.
• Expertise in using Relational Databases like Oracle, SQL Server and My-SQL, creating stored procedures, triggers, functions, schema design. Expertise in Unit testing through JUnit framework.
• Strong understanding expertise in web technologies like HTML, DHTML, Java script, AJAX.
• Experience in different application servers like JBoss/Tomcat, WebLogic and Orion.
• Expertise in distributed application architecture, object oriented design, and web based applications.
• Possessing strong analytical skills, an excellent team player with good leadership qualities and strong oral and written communication skills.
• Strong communication, collaboration team building skills with proficiency in grasping new technical concepts quickly.

Technical Skills:

• Languages : Java
• Application Technology : J2EE, J2EE
• Web Technologies : JSP, Servlet, JSTL, Tag libraries, XML, XSD, Xerces, Xalan, DOM and SAX Parser
• Design Patterns : Gang of Four GOF , Singleton, Factory, Observer, Command, Facade Service Locator, Business Delegate, Session Fa ade, Transfer Object, MVC, DAO.
• SOA : SOAP, EJB, WSDL, Apache Axis Web Services, WebLogic Web Services
• Client side : Java Script, HTML, DHTML
• Databases : Oracle, DB2, My SQL
• App Servers : WebLogic, JBoss, Tomcat
• API Framework : Log4J, Spring, Struts, IBatis, Hibernate
• Operating System : UNIX, Linux, Windows
• Version Control : Clear Case, CVS, VSS, SVN, TFS Team Foundation Server
• Scripting : Ant, Maven, Java Scripts
• IDE : Eclipse, IntelliJ, JBuilder, Rational Rose, Together-J, ER Studio, MS Visio.
• BI : Micro strategy BI , OLAP, OLTP

Professional Experience:

Confidential

Java Architect

Responsibilities:

• Developed application service components and configured beans using Spring IoC, creation of Hibernate mapping files and generation of database schema.
• Developed hibernate DAO Accessor Classes using Spring JDBC Template, Worked with Hibernate for object relational mapping and connection management.
• Developed the application using Struts Framework which is based on the MVC design pattern.
• Developed Interactive GUI Screens using JavaScript, iFrame, JQuery Ajax.
• Develop administrative interfaces with the technologies of JSP, JSF, AJAX, JavaScript, spring and Hibernate.
• Developed JavaScript based components using ExtJS framework like GRID, Tree Panel with client reports customized according to user requirements.
• Designed and modified User Interfaces using JSP, JavaScript, CSS and jQuery.
• Created distributed Oracle coherence domains, configuration and system design based on oracle coherence
• Worked on persistence layer using O/R Mapping tool IBatis with Oracle Database.
• Developed the CRUD API for the POSEngine using Restful Webservices.
• Testing USSD, Web and Core functionalities using USSD and SMS simulators, mongo db, and catalina logs.
• Implemented a Node.js server to manage authentication.
• Developed PL/SQL procedure for login module and registration module.
• Developed Data Access Objects DAO using JDBC API for Database access.
• Implemented highly scalable application architecture using Oracle Coherence.
• Implement web service components using Apache CXF framework.
• Developed Rest architecture based webservices to facilitate communication between client and servers.
• Built main application in Python, Django leveraging technologies such as Tastypie, Angular.js, Backbone.js, Ember.js, and Celery
• Used My Eclipse as an IDE for developing the application.
• Worked with NoSql Databases like Apache Cassandra , MongoDB.
• Used Subversion SVN for software version control.
• Created the domains, application servers and load balancers using Weblogic
• Developed frontend widgets in Backbone.js and Handlebars.js
• Developed web applications using Spring MVC, JQuery, HTML5, Bootstrap
• Developed test cases and performed unit test using JUnit Framework.
• Designed and implemented four Agile Scrum teams for product development.
• Designed UML diagrams using UML and Rational Rose.
• Developed user interface using JSP, AJAX, JSP Tag libraries to simplify the complexities of the application.
• Developed the User Interface Screens for presentation using JSP, JSTL tags, HTML and CSS.
• Developed Servlets and JSPs based on MVC pattern using Struts framework and Spring Framework.
• Used Maven to build and generate code analysis reports.
• Developed framework using Java, BIRT Runtime, iText, MySQL and web server technologies.
• Worked on proof of concept using Google Web Toolkit to create the personal card application site .
• Designed and implemented Report Module using Jasper Report framework .
• Worked in SOA architecture Websphere Message broker for integration with Pega and ILog
• Developed automation test cases using Java and selenium on Eclipse for web 2.0 Ajax application.
• Implemented multi-site Enterprise SOA using Oracle SOA Suite for Fortune 100 Company.

Environment: Java, Spring, Hibernate, Struts, Jquery, Ajax, Sencha Extjs, Javascript, Oracle, Crud, Pl/ SQL, JDBC, Apache CXF, Rest, Eclipse, Weblogic, Subversion SVN , Coherence, MongoDB , Node.js, Bootstrap, Backbone.js, Angular.js, Junit, Agile, UML, JSP, Javaserver pages standard tag library JSTL , Servlet, Maven, Itext, GWT Google Web Toolkit , Jasper report, Ilog, WEB 2.0, SOA.

Confidential

Java Architect

Responsibilities:

• Developed and Implemented WebServices and used Spring Framework.
• Implemented the caching mechanism in Hibernate to load data from Oracle database.
• Implemented front end changes based on spring integrated with Struts along with JSP view and Java code as per requirement
• Used Spring framework for dependency injection and integrated with Hibernate and JSF.
• Developed Presentation layer components comprising of JSP, AJAX, Struts Action, Struts Form Beans and AJAX tag libraries.
• Developed JavaScript based components using ExtJS framework like GRID, Tree Panel with client reports customized according to user requirements.
• Used JavaScript for Client Side validations.
• Used DOJO for Ajax Support and used JSON for DOM objects
• Developed the UI screens using SFX, Jsps, Java script, JSTL and CSS.
• Used JSP, JavaScript, JQuery, AJAX, CSS3, and HTML5 as data and presentation layer technology.
• Worked on Data Services implementation for the CRUD services.
• Used Github repository for version control.
• Designed and developed DAO layer with Hibernate3.0 standards, to access data from IBM DB2
• Developed PL/SQL procedures for login module and written complex sql queries.
• Implemented the validation, error handling, and caching framework with Oracle Coherence cache
• Used Spring Jdbc at persistence layer DAO.
• Implement web service components using Apache CXF framework
• Built main application in Python, Django leveraging technologies such as Tastypie, Backbone.js, and Celery.
• Created Node.js middleware application server to encapsulate modern JS widget framework and control set.
• Used SOAP Technology for exchanging the XML application using HTTP.
• Developed complex Web Services and tailored Apache Axis API to suit the requirement.
• Used Eclipse for developing the application and CVS for version control.
• Worked on Securing WebSphere Portal with LDAP and DB2, WebSphere with LDAP.
• Created Jar file war file in Jboss Application Server.
• Developed test cases and performed unit testing using JUnit.
• Utilized Mongo database management system for keeping user generated data
• Created web application prototype using jQuery and Angular JS
• Worked in Agile environment with active scrum participation.
• Designed UML diagrams using UML and Rational Rose.
• Design Development of the User Interfaces using HTML, CSS and JSP.
• Developed a fully functional prototype application using JavaScript jQuery and Backbone.js and Bootstrap, connecting to a REST-ful server on a different domain.
• Developed Ruby on Rails web applications using MongoDB and back-ground processes using Resque and Redis
• Developed the User Interfaces using Struts, JSP, JSTL, HTML and Ajax, JavaScript.
• Developed JSP pages and Servlets for customer maintenance.
• Used Maven to build and generate code analysis reports.
• Developed XSD for validation of XML request coming in from Web Service.
• Implemented a prototype to integrate PDF documents into a web application using iText PDF library
• Design, implementation, and development of Oracle ECM workflows to meet the requirements of the business user.
• Created user interface and backend server application using Java, Google Web Toolkit, Spring, Tomcat, and GIS.
• Worked on tickets from service-now and Jira on daily basis.
• Unit testing was performed using JUnit and Version control through Git.
• Designed and implemented Report Portlet using Jasper Report framework.
• Integrated Oracle Coherence with OSB to implement Cache service
• Worked on designing and creating business rules using IBM ILOG Rules Engine.
• Worked on major architectural changes in various applications such as maven upgrades, drools- JRules conversion and incorporated CXF services for automated testing.
• Developed automation test cases using Java and selenium on Eclipse for web 2.0 Ajax application
• Implemented multi-site Enterprise SOA using Oracle SOA Suite 11g for Fortune 100 Company.
• Developed Approved requirements with assign share functionality using JSP and mail notification using JMS.
• Worked in Windows and Oracle Enterprise Linux, Apache Tomcat, Oracle WebLogic Server.
• Developed Oracle Stored Procedures to update records on a daily basis and it will invoke using cron job in LINUX Responsible for the Migration of the application from Web Sphere to JBoss
• Developed custom web forms using PHP and JavaScript.

Environment: Java, Spring, Hibernate, Struts, JSF, DOJO ,SenchaExtJs ,Javascript, CSS, Ajax, HTML5, DB2, Crud,Pl/ SQL, JDBC, Apache CXF, Soap, Web Services, Eclipse, Coherence, Node.js, Git, Websphere Portal, Junit, Scrum, UML, JSP, Javaserver pages standard tag library JSTL , Github, MongoDB, Backbone.js, Bootstrap, Angular.js, Servlet, Maven, XML, Itext, Oracle Enterprise Content Management Oracle ECM , GWT Google Web Toolkit , Jira, Jasper Report, Ilog, Jrules, WEB 2.0, SOA, JMS, Apache Tomcat, Linux, PHP.

Confidential

Java/J2EE Developer

Responsibilities:

• Developed application service components and configured beans using Spring IoC, creation of Hibernate mapping files and generation of database schema.
• Worked on persistence layer using O/R Mapping tool IBatis with Oracle Database.
• Developed the application using Struts Framework that leverages classical Model View Controller MVC architecture.
• Develop administrative interfaces with the technologies of JSP, JSF, AJAX, JavaScript, spring and Hibernate.
• Developed web Components using JSP, Servlets and Server side components using EJB under J2EE Environment.
• Created of interface to manage user menu and Bulk update of Attributes using JS, EXTJS and JQUERY
• Developed JSPs, Struts Actions and ActionForms, Tiles layouts and DB2 SQLs.
• Created SQL Server logins and assigning roles and Authentication models as a part of Security.
• Used TOAD for all database query testing and optimizations
• Worked in RDBMS implementation using SOAP, SQL, PL/SQL, MySQL on Oracle database.
• Design and Developed using WebService using Apache Axis 2
• Designed and developed required WSDL and XSD for the services
• Creating of GUI componenets using Ext JS on Netbeans
• Used Visual Source Safe for Version Control.
• Implemented Selenium IDE with java script for Web apps.
• Designing the flow of the project using Water Fall Model.
• Designed Use Case Diagrams, Class Diagrams and Sequence Diagrams and Object Diagrams to model the detail design of the application using UML.
• Created applications, connection pools, deployment of JSPs, Servlets, and EJBs in WebSphere.
• Designed and developed carrier selection and product selection web pages using HTML, Struts, Servlets and JavaScript.
• Worked with Rational ClearCase to provide sophisticated version control, workspace management and parallel development support
• Used Ant for developing build scripts and deploying the application onto WebLogic.
• Used Apache FOP to create pdf invoices, with data harvested from xml feeds, to be sent to customers.
• Working Closely with EMC Documentum to implement Engineering Design Storage Repository and Project Document Management.
• Using JIRA to manage the issues/project work flow
• Designed Power Cubes using Cognos Transformer
• Used Mercurial with hgTortoise for source control
• Worked with ILog Jrule engine, to trigger the business rules in the rules execution engine configured in WebLogic application server.
• Developed an application in Java using Oracle ADF framework.
• Design and development of the exception management workflow using Oracle BPM
• Developed code to enable communication between VSE Smalltalk based applications and IBM MQ Series.
• Extensively worked on Application servers like Weblogic, Web Sphere, jboss and Apache Tomcat.
• Developed shell scripts, on linux platform, to process data from upstream systems that were scheduled to be executed at specific times by Autosys
• Developed in writing Unix Shell Script for performing automated tasks.
• Develop WordPress themes to meet the needs of the small business owner.
• Used web services REST to bridge the gap between our MS and Drupal/Wordpress technology.
• Developed code for C, C to secure the transaction.
• Used ADO.NET to provide connectivity to SQL Server back end database.
• Used ASP.NET technology for developing the presentation layer.
• Created web services using SOAP for SOA to get data from Mainframes and content manager
• Create the corresponding documentation for the Cobol procedures, Unix Shell Scripting and Power Builder applications.
• Created/translated PL/I programming into SAS, which were used as part of the process used to standardize military personnel records.
• Worked with JCL to schedule jobs on Mainframes.
• Worked on PL/SQL and SQL queries.
• Developed requirements and enterprise architecture for EIA metadata, Eguide and EBI under SAS
• Developed Java Script and Action Script, VB Script macros for Client Side validations.
• Design and implement existing and new website features using ASP.Net MVC .

Environment: Java ,Spring, Ibatis, Struts, jsf, ejb, Jquery, Mysql , Clearcase, Toad , sql Server, db2, Apache Axis2, wsdl, Netbeans, Jboss, cvs , Visual Source Safe, Selenium, Mercurial, Water Fall Model, uml, jsp , Servlet, ant, xml, emc Documentum, Jira, Swing, cognos, Ilog, Oracle adf, Oracle bpm, ibmMq Series, Apachi Tomcat, Linux, Unix, Ruby Wordpress, Drupal , .net , asp, c , Mainframe, cobol , Pl/I , JCL, SQL , SAS VB , ASP.

Confidential

Software Engineer

Responsibilities:

• Involved in requirement gathering, writing technical proposals, planning, estimation, architecture and high level / low level design using Rational Rose and UML
• Extensively used Struts supporting the MVC architecture of the product interacting with the JSP/Servlet/Tag libraries for the UI component.
• Involved in the SOA implementation using Axis/WebLogic web service framework for different product integrations and Web Service interfaces using SOAP.
• Extensively used XSD for validations of XML transfer to the different Web Services.
• The middleware interaction used JMS / MQ series for transferring messages between different components using the JMS/Mail API framework.
• Used JBuilder IDE use for the development life cycle of the project.
• Deployed the application and tested on WebLogic Application Server.
• Developed Java Server Pages JSP for presentation layer using Struts Also client side validations using Struts Validator framework/ JavaScript.
• Each module was designed as a separate service interacting as Web services between each other.
• Extensively used EJB and various J2EE JSP/EJB/JMS component for the implementation of the modules.
• SVN used as configuration management tool.
• Deployed the application and tested on JBoss Application Server.
• Eclipse IDE use for the development life cycle of the project.
• Database Oracle used for the persistence layer.
• Written unit testing of various components with JUnit framework.
• Development in Java through IntelliJ, Eclipse Java IDE.
• Wrote ANT scripts to build application binaries JAR, WAR and EAR files.
• Used Log4j for logging the application log of the running system to trace the errors.

Environment: Java, JSP, Servlet, Struts, AJAX, JDBC, EJB, XML, XSL, JMS, MQ Series, Oracle, WebLogic, Ant, Axis JBuilder, Win-XP

Confidential

Software Engineer

Responsibilities:

• Provided expertise in the design and implementation of store functionality using WebSphere Commerce
• Configured DynaCache to provide an effective caching strategy, and greatly improved performance, for a B2C store.
• Responsible for the implementation of a custom catalog inventory allocation and reclamation system based on client specifications.
• The system used the OOB inventory table but required implementation of new task commands, EJBs session and databeans to allocate and reclaim inventory.
• Analyzed and implemented DynaCache invalidation rules to ensure that inventory messages were not incorrectly cached.
• Designed and implemented a solution to allow the persistence of secondary user profile information and also customizations to the Accelerator that allow the creation of Customer Segments based on the secondary profile information.
• Designed and implemented customized promotions to provide greater promotional flexibility to the client.
• Designed and implemented a number of WebSphere Commerce integrations, for a Japanese B2C store, with warehouse management systems, offline inventory management, triggered email messages, and SAP sales and payment information .
• The design of the inventory management job required the use of IBM WebSphere MQ to retrieve inventory messages.
• The messages were parsed and the inventory levels were updated. Implemented EJBs session/entity for additional flexibility for integrations.
• Implemented BODL readers and writers to allow the load of custom data.
• Designed and implemented integrations with Responsys Interact to offload email processing to a third-party service provider.

Environment: J2EE, XML, Struts, Spring, Hibernate, JAXB, LDAP, RUP/UML, RSA for Analysis, Design and Development , EJB, XMLSpy, Eclipse, DB2, Application Server WAS, Logging log4j, IBM Rational Clear Case, Rational Clear Quest.

Confidential

Java Developer

Responsibilities:

• Designed and implemented multiple stores B2C and B2B using WebSphere Commerce
• Designed and implemented registration extensions for a B2C store to allow for the registration of an organization that will be associated with a currently registered user. Additionally, many customizations were implemented to the registration functionality to satisfy customer requirements.
• Implemented additional messages that will further enhance the customer experience such as organization creation notifications.
• Installed and configured the Cross View Payment Plugin to handle payments using Cyber Source.
• Implemented improvements to the WebSphere Commerce Organization Console and the Administration Console to display, and allow for update, new member information.
• Track lead for a B2C store targeted with providing the customer with a positive user experience.
• Implemented functionality for the Member and Payments subsystems to allow the user to provide additional demographic information and query his purchase history for finer detail.
• Designed and implemented AJAX server calls to dynamically retrieve shipping information.
• Implemented Web 2.0 error handling and display on member pages. Configured Extended Sites stores to attract a different customer segment.
• Gathered and documented requirements for a B2C store as well as implemented customizations to all components of the store including Catalog, Merchandising, Checkout, User Management and Messaging.
• Designed and implemented many customizations comprised of additional database tables, EJBs, controller commands and jsps, to a WebSphere Commerce 6.0 B2B store.
• Implemented numerous pages and commands throughout the checkout process.
• Used Apache FOP to create pdf invoices, with data harvested from xml feeds, to be sent to customers.

Environment: Microsoft Windows NT, WebLogic Server, Oracle, JDK Symantec Visual Caf , JSP, Enterprise Java Beans, HTML, Java Script, Rational Rose.