PROFESSIONAL SUMMARY:

• An IT consultant having 8 plus years of experience in Analysis, Design, Development, Testing and Implementation of Client/Server Web Applications
• Having 4 Years of experience in ATG Dynamo Framework, ATG CSC, Dynamo Application Server, Personalization, and Commerce Server.
• Experience in MVC architecture using Struts framework.
• Extensive experience in developing client server and web based applications using Java and J2EE technologies like JDBC, Servlets, JSP, EJB.
• Very strong understanding of object - oriented analysis and design technologies.
• Good experience in setting up and fine tuning the build environment and JUnit for testing.
• Extensive experience in the persistence layer using technologies like Entity beans, DAO design pattern and JDBC.
• Experience in Software Development life cycle of Software Engineering-Requirements Analysis, Design, Development and Documentation.
• Extensive experience at presentation side using HTML, AJAX, DHTML, JavaScript, XML, and CSS.
• Experienced in UML modeling, drawing Sequence Diagrams and Activity Diagrams using tools such as Rational Rose and Star UML.
• Good experience in XML technologies like XSL, XSLT, XPATH etc.
• Strong experience in Design and development of multi-tier application using MVC/MVC2, Struts Framework and various J2EE design patterns like Creational, Structural and Behavioral design patterns (Singleton, Factory, Facade, Front Controller, DAO, Business Delegate, Value Object etc).
• Strong working relationships with the business users as a trusted technical advisor and IT solution provider
• Extensive Experience with web/application servers as Web logic, JBoss, Websphere, ATG Dynamo and Tomcat.
• Acting as a Team player with the positive attitude and ability to learn in a fast paced environment.

TECHNICAL SKILLS:

Languages: Java, C, C++, HTML, DHTML, SQL.

Operating system: Windows, Unix.

Java Technologies: Core Java, JDBC, JSF, XML Parsers, JSP, Servlets, Portals, EJB, JMS, Java Swing, Struts, JavaBeans, POJO, webservices, AJAX.

XML Technologies: XML, SAX, DOM, XSL, XSLT, XPath, WSDL, SOAP.

Scripting Language: JavaScript.

Servers: Weblogic, Websphere, JBoss, Dynamo, Tomcat.

RDBMS: Oracle, MSSQLServer,MySql.

Tools: Eclipse, NetBeans, ACC, CVS, Tortoise, JBuilder, JDeveloper, TOAD.

Concepts: UML, Design Patterns.

Build Tools: Ant.

WORK EXPERIENCE:

Confidential

Atg Developer

Responsibilities:

• Involved in Design, Analysis of the new system and developed architecture diagrams by following UML rules.
• Extensively involved in creating new Database tables and associated ATG Repository files.
• Extensively involved in creating custom Form Handlers to process the user request and to perform validations.
• Extensively involved in developing custom Droplets to validate user credentials and check user session values etc..
• Extensively worked on ANT build script to build ATG projects and deploy them into Weblogic application server.
• Extensively involved in developing the profile and personalization using the DPS module.
• Worked extensively on productcatalog by extending the basic commerce product, sku items and adding new properties, created new items as per the business requirement.
• Extensively involved in chekout flow by extended CartModfierFormHanlder for handling the Shoppingcart.
• Involved in fixing issues in ATG Search.
• Extensively involved in improving the performance of the existing scheduler job by following Java & ATG best practices.
• Involved in customizing the commerce pipeline to ad new functionality.
• Extensively involved in developing asynchronous communication between client and application by using AJAX.
• Extensively involved in developing and debugging ATG Scenarios.
• Extensively involved in developing java helper classes for creating centralized validation mechanism.
• Extensively involved in consult with business users (independently or in partnership with other team members) to evaluate, design, test and install requested enhancements to the new system.
• Extensively involved in Identify, analyze, and resolve problems with production applications independently.
• Extensively involved in code review, developing unit test cases and test scenarios for the entire flow of the application.

Environment: Atg 9.4, Java 4.2, Jsp, Servlets, Javascript, Webservices, Axis2.0, XML, CSS, Eclipse 3.0, weblogic10.3, ANT, Unix, SVN, Oracle 11g.

Confidential

Atg Developer

Responsibilities:

• Involved in Design, Analysis of the new system and developed architecture diagrams by following UML rules.
• Extensively involved in creating new Database tables and associated ATG Repository files.
• Extensively involved in creating custom Form Handlers to process the user request and to perform validations.
• Extensively involved in developing custom droplets to validate user credentials and check user session values etc..
• Involved in generating unique Quick Response (QR) codes for each by using Google Zxing project.
• Extensively worked on ANT build script to build ATG projects and deploy them into Websphere application server.
• Extensively involved in developing system security by using MD5 encryption algorithm.
• Extensively involved in developing asynchronous communication between client and application by using AJAX.
• Extensively involved in developing java helper classes for creating centralized validation mechanism.
• Extensively involved in consult with business users (independently or in partnership with other team members) to evaluate, design, test and install requested enhancements to the new system.
• Extensively involved in Identify, analyze, and resolve problems with production applications independently.
• Extensively involved in developing asynchronous requests for resource intensive requests by using JMS (Java Messaging System).
• Extensively involved in code review, developing unit test cases and test scenarios for the entire flow of the application.

Environment: Atg 7.1, Java 4.2, Jsp, Servlets, Javascript, Webservices, Axis2.0, XML, CSS, Eclipse 3.0, Websphere, ANT, Unix, SVN, Zxing, Oracle 9i.

Confidential, Chicago

Atg Developer

Responsibilities:

• Involved in Analysis & Design of architecture-applying by using UML design rules.
• Extensively involved in developing custom droplets and custom form handlers to handle the user request and perform required validations.
• Extensively involved in developing presentation layer using AJAX, DOJO tool kit to improve performance and improve appearance of pages.
• Involved in implementing SQL Repositories extensively (created Repository Item Descriptors, Repository Items).
• Extensively involved in developing the profile and personalization using the DPS.
• Worked extensively on productcatalog by extending the basic commerce product, sku items and adding new properties, created new items as per the business requirement.
• Worked extensively on DCS (Dynamo Commerce Server) using the commerce API to accomplish the online Store Checkout.
• Extensively used CategoryLookup, ProductLookup, InventoryLookUp components to show the catalog values at the front end side.
• Developed new Pipeline Processors by implementing PipelineProcessor interface which added to the CommercePipeline.
• Created new Promotions, Coupons and developed associated Calculator class to support the new discount rules.
• Extensively worked on ANT build script to build ATG projects and deploy them into Jboss application server.
• Integration and Template development experience for Velocity with Confidential eComm application(Velocity is third party package).Utilized SVN as a version control system and for code management.
• Involved in developing various POJO’s (Plain Old Java Objects) to handle and transfer the user/application data between different layers (ex: presentation layer, persistence layer etc).
• Responsible for Offshore Code and Test Case Scenarios review.
• Extensively used java POJO’s for object wiring and injecting.
• Extensively involved in design and development of web services using AXIS 2.0 soap engine.
• Extensively involved in code review, developing unit test cases and test scenarios for the entire flow of the application.

Environment: Atg 9.1, Java 5.0, Jsp,Servlets, Spring, Javascript, Webservices, Axis2.0, XML, CSS, JMS,Ajax,DOJO 1.3, Eclipse 3.3, ANT, JBoss1.4.2, Tomcat 5.5, Unix, Taxware, SVN, OracleXE.

Confidential

Atg Developer

Responsibilities:

• Involved in Analysis & Design of architecture-applying by using UML design rules.
• Extensively involved in developing custom droplets and custom form handlers to handle the user request and perform required validations.
• Extensively involved in developing presentation layer using Jsp, JavaScript and AJAX.
• Involved in implementing SQL Repositories extensively (created Repository Item Descriptors, Repository Items).
• Worked on ATG Commerce services to implement navigational and searching mechanisms oncommerce site.
• Extensively involved in developing the profile and personalization using the DPS.
• Worked extensively on DCS (Dynamo Commerce Server) using the commerce API to accomplish the online Store Checkout.
• Extensively involved in developing business logic using the java design patterns like Singleton, factory, facade etc.
• Extensively involved in chekout flow by extended ShoppingCartModfierFormHanlder for handling the Shoppingcart.
• Expertise in customization of Personalization module. Worked on profileFormHandler and profileAdapterRepository.
• Experience in working with Commerce module. Worked on customization of Catalog, Check Out, and Inventory.
• Extensively involved in design and development of web services usingAXIS 2.0soap engine
• Utilized SVN as a version control system and for code management.
• Involved in developing various POJO’s (Plain Old Java Objects) to handle and transfer the user/application data between different layers (ex: presentation layer, persistence layer etc).
• Extensively involved in design and development of web services using AXIS 2.0 soap engine.
• Extensively involved in bug fixes which are occurred in the migration project.
• Extensively involved in code review, developing unit test cases and test scenarios for the entire flow of the application.

Environment: Atg 9.0, Java 5.0, Jsp, Servlets, Spring, Javascript, Webservices, Axis2.0, XML, CSS, JMS,Ajax,DOJO 1.3, Eclipse 3.3, JBoss, Tomcat 5.5, Unix, Taxware, CVS, OracleXE.

Confidential

Atg Developer

Responsibilities:

• Involved in Analysis & Design of architecture-applying by using UML design rules.
• Extensively involved in developing custom droplets and custom form handlers to handle the user request and perform required validations.
• Involved in implementing SQL Repositories extensively (created Repository Item Descriptors, Repository Items, Implemented Mutable Repositories for Data, RQL, various cache modes).
• Worked on ATG Commerce services to implement navigational and searching mechanisms oncommerce site.
• Extensively involved in developing the profile and personalization using the DPS.
• Worked extensively on DCS (Dynamo Commerce Server) using the commerce API to accomplish the online Store Checkout.
• Used & extended CartModfierFormHanlder for handling the Shoppingcart.
• Extensively involved in developing business logic using the java design patterns like Singleton, factory, facade etc.
• Involved in setup of SKU’s and SKU items.
• Developed new action classes for scenarios which helps psc system to generate the pdf files and send the email alert to the users.
• Extensively involved in code review, developing unit test cases and test scenarios for the entire flow of the application.
• Utilized CVS as a version control system and for code management.
• Involved in developing various POJO’s (Plain Old Java Objects) to handle and transfer the user/application data between different layers (ex: presentation layer, persistence layer etc).
• Extensively used java POJO’s for object wiring and injecting.
• Involved in design and development of web services using AXIS 2.0 soap engine.
• Extensively worked on fulfillment module to do the post order submit operations.
• Used JASPER, reporting framework to integrate it into the application and developed Customer Repots using JASPER.

Environment: Atg Dynamo 5.6 (DAS, DPS, DCS,DSS), Java, Jsp, Servlets, Spring, Dynamo Repositories, Javascript, Webservices, Axis2.0, XML, CSS, JMS, Eclipse 3.0, Unix, Taxware, CVS, OracleXE.

Confidential, NYC

Atg/Java Developer

Responsibilities:

• Involved in Analysis & Design of architecture-applying Rational Unified Process & UML involving in all phases of the lifecycle (Inception, Elaboration, Construction, deployment, QA and Maintenance).
• Designed Product Catalogue for the site to show case the products offered by the site.
• Extensively involved in developing custom droplets and custom form handlers wherever they required.
• Involved in implementing SQL Repositories extensively (created Repository Item Descriptors, Repository Items, Implemented Mutable Repositories for Data, RQL, various cache modes)
• Worked on ATG Commerce services to implement navigational and searching mechanisms oncommerce site.
• Developed search, advanced search using CatalogSearchFormHandler to search the catalog repository for items such as products and categories.
• Extensively involved in developing custom promotions for the new requirements.
• Extensively involved in developing the profile and personalization using the DPS.
• Worked extensively on DCS (Dynamo Commerce Server) using the commerce API to accomplish the online Store Checkout.
• Used & extended CartModfierFormHanlder for handling the Shoppingcart.
• Extensively involved in developing the reprising code for the order, based on the available inventory in the warehouse.
• Developed new Pipeline Processors to add to the CommercePipeline.
• Involved in code review and developing unit test cases.
• Develop an in-depth understanding of the business processes supported by the system.
• Consult with customers (independently or in partnership with other team members) to evaluate, design, test and install requested enhancements to the new system
• Identify, analyze, and resolve problems with production applications independently.
• Develop and maintain technical documentation and operational procedures on the production system.
• Manage the System Enhancement Request Form process.
• Generate the tickets for the production bugs and assign them to the responsible for person based on the priority level.
• Involved in developing various POJO’s (Plain Old Java Objects) to handle and transfer the user/application data between different layers (ex: presentation layer, persistence layer etc).

Environment: Atg Dynamo 9.1 (DAS, DPS, DCS), Eclipse 3.3, OracleXE, jdk1.5, jsp, javascript, XML/XSLT, CSS, JMS, Sun Solaris, windows XP, Cyber Source, Perforce.

Confidential

Java Developer

Responsibilities:

• Designed the export and application configuration modules of the project using java.
• Designed and documented the High Level Design (HLD) for the entire application.
• Defined and implemented the build environment using Ant.
• Implemented the logging and exception frameworks for the project using Log4J.
• Created Stored procedure, views, triggers for view model in Oracle.
• Designed and developed the DAO classes to read the data from the database.
• Participated in code reviews to other modules in the project.
• Developed presentation layer using DHTML, Javascript and Jsp.
• Developed the User authentication and management module using JSP and Servlets.
• Improved the application performance using java built-in tools.
• Developed the Unit testing framework for the project using JUnit.

Environment: Java, JSP, Struts 1.2, Servlets, EJB, JavaScript, DHTML, Tortoise, Junit, weblogic, Eclipse and Oracle.

Confidential

Java Developer

Responsibilities:

• Developed Java files using the core language functionality.
• Involved in coding and code review process.
• Involved in Developing Prize Module And Advertisement Module in Struts1.1
• Involved in Developing Presentation logic in JSP
• Involved in Developing Business logic by writing Helper classes and DTO pattern.
• Involved in performing unit testing.

Environment: Java, JSP, Struts 1.1, Servlets, EJB, JavaScript, DHTML, Tortoise, Junit, weblogic, Eclipse and Oracle.