SUMMARY

• Around 7 years of experience in software design and development of various web applications which include around 3 years of experience on web development using ATG Dynamo (Dynamo Application, Personalization and Commerce Servers).
• Good developing and implementation skills in Core Java and J2EE technologies.
• Expertise in Droplets, Repositories, form handlers, DSP tags, Shopping Cart, Merchandizing, Product Catalog.
• Strong programming skills in DSP Tags, Droplets, Form Handlers, Shopping Cart, Product Catalog and Profile Repository.
• Expertise in developing B2C commerce based applications using ATG Dynamo E - Commerce server and Personalization server.
• Experience in conceptualizing, designing, and building industry based ATG's product suite.
• Knowledge of ATG Commerce Suite, ATG personalization, ATG Business Control Center, ATG OOB Checkout process, ATG Repositories, Price Lists, ATG Catalog and ATG Merchandising modules
• Strong hands-on experience with Frameworks like Struts, Spring and Hibernate.
• Expertise on Object Oriented Designing and Programming concepts, design patterns, design, architecture and gathering functional requirements.
• Profound knowledge in Software Development Life Cycle (SDLC).
• Experience in using HMTL, DHTML, XML, DTD, XLST and CSS to develop web interfaces.
• Hands on experience with scripting languages like JavaScript, JQuery, and AJAX.
• Having in-depth knowledge in server side java applications that includes JSP, JDBC and Servlets.
• Strong experience with the deployment and release of the application with the ANT building tool and application logging using the Log4J.
• Experience in application servers like Web logic, JBOSS, Tomcat and various IDE's like Myeclipse and Eclipse.
• Working knowledge with version control software tools CVS, ClearCase and Sub Version.
• Experience in Agile /Scrum and Waterfall methodologies.
• Experience in using design patterns/frameworks such as MVC, Singleton, Session facade, Value Object, Service Locator and Business Delegate and Struts etc.
• Expertise in using Web Service technologies like SOAP, WSDL, UDDI, RestAPI to implement Service oriented Architecture (SOA).
• Experienced in MVC (Model View Controller) architecture with Struts and Spring framework involving various J2EE design patterns
• Knowledge on DAS, DPS, DSS, ACC, Content management tool.
• Experience in implementing Object Oriented Programming using JAVA/J2EE technologies like JAVA Beans, JDBC, JPA, JSP, Servlets, EJB, JAXB, JAX-WS, JNDI, RMI, JAXP, AJAX, Maven and Web Services.
• Developed and deployed applications in UNIX and Windows environments.
• Effective team player and excellent communication skills with insight to determine priorities, schedule work and meet critical deadlines.

TECHNICAL SKILLS

Operating Systems: Windows 98/2000/XP/7, UNIX and Linux

E-commerce: ATG Dynamo ( DAS, DPS, DCS, PORTAL)

J2EE Technologies: JSP, Servlets, Struts, Hibernate, Spring, JSTL, EJB, RMI, JDBC, JMS, Web Services

Database: MS-SQL Server, Oracle 8i/9i/11g, MS Access

Front End: HTML, CSS, Java Script, DHTML, XML, Ajax, SOAP, XSTL

Web & Application Servers: Web logic, Web Sphere, Tomcat, JBoss

Developer Tools (IDE): Eclipse, NetBeans IDE

PROFESSIONAL EXPERIENCE

Confidential, Milpitas, CA

ATG Consultant

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) and the project was developed using Agile based SCRUM Methodology.
• Detailed analysis on the client’s requirements to deliver high quality product
• Worked on page development using DSP tags, Droplets and Formhandlers.
• Worked on developing ATG core services like Schedulers and worked on abandoned cart management, promotions in cart, saved carts etc.,
• Developed custom droplets for looking up the specific content in the repositories.
• Worked on ATG Repositories to create the new fields in the catalog and template URL’S to display in JSP’S.
• Extended OOTB components like ItemPriceCalculator, CartModifierFormHandler and customized the ShippingDiscountCalculators.
• Used Dynamo Droplets and Components to receive request and send response via user interface.
• Developed server side programs and Dynamic Web pages using Dynamo Application Server and Dynamo Personal Server to communicating with database.
• Inherited and extended OOTB SKU and product item descriptor to include subSku's, ship To Store pilot.
• Developed Java Beans, Droplets. Developed the personalization application, which targets the user, based on profile information collected at the time of registration.
• Added enhancements for Form Handlers (Shopping Cart Form Handler, order Modifier, Shipping Group Form Handler).
• Customized the price service and used various pricing calculators and implemented sale prices using the price lists, price Information.
• Worked on the upsell configuration depending on the customer existing services and selected al carte or bundle services.
• Developed the User Registration Form using DPS and involved entire Checkout process for the website.
• Implemented new droplets like BestSellItemDroplet and GroupItemDroplet to display the most popular SKU and three related SKUs respectively.
• Customized the price service and used various pricing calculators and implemented sale prices using the price lists, price Information.
• Dynamic content page embedded in to HTML page from XML files. Extensively used XML content Repositories to read the data .
• Thoroughly used XML, XSL, XSLT to parse, create, and Transform the XML request and responses.
• Developed repositories on Oracle for inserting, updating and querying the database.
• Developed the Java classes, configuration files using Eclipse (IDE)and used JBoss as application server.
• Involved in bug fixing of production defects and also minor enhancements.

Environment: Java 1.6, JSP 2.0, ATG Commerce Suite 10.0.3, JBoss 5.1, AJAX, HTML, REST, XML, Oracle, ATG Control Center (ACC), Eclipse, SVN.

Confidential, Framingham, MA

ATG Consultant

Responsibilities:

• Involved in design, requirement analysis, development and unit testing of cart module.
• Involved in the modification of Custom Catalogs like Product catalog and order Repository.
• Involved in the Order management to manage transactions in the ATG Commerce Form handlers.
• Created new ATG scheduler to send refill reminders to the subscribed customers.
• Worked on user registration and address book functionality as part of my account section.
• Developed dynamo Servlets for querying ProductCatalog Repository, rendering product and SKU details, inventory checking, for sorting, pagination and categorizing products by brand and price.
• Developed Custom Catalogs to account for subCatalogs in rootCategories.
• Worked on customizing the OrderManager, CommitOderFormHandler.
• Involved in writing the XML beans for the calls to handle from the other external systems and sending the order details in XML for the order fulfillment system.
• Worked on user registration process using ProfileAdaptorRepository.
• Created profile objects to change user profiles and passwords. User profiles included user details, site preferences,and updating passwords.
• Used dynamo components including Form Handlers and DSP tags in Java Server Pages.
• Customized the PaymentGroupFormHandler and ShippingGroupFormHandler to enable user to update the payment and shipping information of the order.
• Customized OrderRepository definitionFile to add new properties in order and shippingGroup item-descriptors.
• Integrated with 3rd party systems with SOAP webservices to validate the coupons.
• Designed the discount strategy during online checkout process for the users.
• Created a new Pipeline Servlets to serve the discount functionality when the coupon or catalog code applied on the order.
• Worked on customizing Process Order Pipeline Chain and the order repository.
• Extensively worked on JSP, AJAX, Java Script and taglibs to integrate with backend java code.
• Used Connection pools and Relational views and SQL Repositories to save/retrieve the data from database.
• Used WebLogic as application server to deploy and used Ant for building the application and Debugged, fixed several production issues and update in meetings.
• Participated in technical discussions and overall architecture, as well as to communicate with the other integration teams.

Environment: Java, JSP, ATG Commerce Suite 9.1, WebSphere, AJAX, XML, SOAP, Oracle, ATG Control Center, Eclipse.

Confidential, Mount Laurel, NJ

Java/ J2EE Developer

Responsibilities:

• Involved in various phases of Software Development Life Cycle as requirement gathering, modeling, analysis, design & development.
• Implemented the spring framework based on MVC design pattern. Used Spring Core, Spring AOP and Hibernate in application development.
• Used Annotation based controller configuration for Spring MVC controllers.
• Used View Resolvers and Spring form tag library in JSP for rendering view part in Spring MVC .
• Developed the application with Spring Framework for dependency injection using the IOC feature.
• Created and Consumed Restful WebServices using Spring RestEasyAPI.
• Implemented Hibernate to persist the data into Database and wrote HQL based queries to implement CRUD operations on the data.
• Developed beans and persisted bean in the database using JDBC and Hibernate configuration file.
• Used HibernateORM as java persistence API.
• Used EJBs in the application and developed Session beans for the business logic at the middle tier level.
• Developed the presentation layer using JSP, HTML, JavaScript, CSS.
• Used Oracle 10g as database for some applications. Created and modified database tables. Used SQL for inserting, updating and deleting data from database.
• Performedunit testingusingJUnit framework.
• Used Agile Software development methodology on SpringFramework and implemented spring transaction management for some database transactions
• Used Multi Threading and Synchronization process to handle clients and for having multiprocessor execution.
• Used Eclipse as IDE for developing the application and used Maven as build tool for building the application.
• Deployed the application on WebLogic server and configured the server to the application requirements.
• Used Log4J to capture the log that includes runtime exceptions.
• Involved in Bug fixing of various modules that were raised by the testing teams in the application during the testing phase.
• Participated in regular code reviews and design meetings and developed use case, class and sequence diagrams .

Environment: Hibernate 3.5, Spring, JSP,EJB 3.0, PL/SQL, Oracle 10g,Maven, CSS, HTML, Java Script, RESTful Web Services, Log4J, JUnit, WebLogic

Confidential

Java/ J2EE Developer

Responsibilities:

• Implemented the application using struts Framework which is based on Model View Controller design pattern for clean separation of business logic from the presentation layer.
• Involved in writing the struts-config files and implemented the Struts Tag library.
• Developed the Struts Action classes to perform the business logic and developed the Struts Action forms to collect the user input.
• Used Struts for web tier development and also created Struts Action to handle the requests.
• Created Struts form beans to user submit user data to server side.
• Created Object-Relational mapping using Hibernate.
• Hibernate framework is used in persistence layer for mapping an object-oriented domain model to a relational database (Oracle).
• Created *.hbm.xml mapping for all data table objects and created hibernate- config.xml.
• Developed JSPs and Servlets to dynamically generate HTML and display the data to the client side. Extensively used JSP tag libraries.
• UtilizedSOAP UIto generate request XML’s from WSDL to test the responses.
• Used web services in production analysis and used SOAP UI for testing the Web services by sending an SOAP request.
• Used JQuery, Java Script,AJAX for developing the User interface.
• Worked on the JAVACollections API for handling the data objects between the business layers and the front end.
• Worked on Oracle for storing, retrieving and update the data related to the project.
• Used JUnit framework for Unit testing of application and used Clear Case for source code maintenance.
• Used Log4J to capture the log that includes runtime exceptions.
• Used ANT build tool for building the project and deployed the entire application into WebLogic server.
• Proactively worked with managers and development staff to meet project goals within expected timelines.

Environment: Java 1.6, J2EE, JSP, Hibernate3.0, Struts1.3, Oracle 9i, Servlets, SOAP, AJAX, HTML, ANT, JQuery, Java Script, XML, JUnit, Log4J,WebLogic.

Confidential

Jr. Java Developer

Responsibilities:

• Involved in analysis, design and development of the project.
• Developed the application using J2EE architecture.
• Implemented the project using JSP and Servlets.
• Worked on MySQL database to perform different operations like storing and retrieving the data.
• Used JDBCfor connecting to the database.
• Developed the user interface using JavaScript, CSS and HTML.
• Participated in the unit testing by using JUnit.
• Coded various validations and checks to be performed at the client end using JavaScript.
• Development and debugging of java files is done using Eclipse IDE.
• Used Apache Tomcat for deploying. the application on to the server.
• Supported the application through debugging, fixing, production support and maintenance releases.

Environment: Java, JSP, Servlets, Tomcat, MySql, Java Script, CSS, JUnit, HTML.