SUMMARY

• Skilled, accomplished software developer wif over 8+ years of experience in a hands - on development programming analysis wif extensive full Software Development Lifecycle (SDLC) experience in Application Software Specifications, Design, Development, Testing and debugging, Maintenance. Demonstrated contributions to requirements analysis and management, programming, testing and deployment.
• Over 8+ Experienced working in projects involving Agile Methodologies, Scrum, Test First Development, Incremental and Iterative Development, Rational Unified Process.
• Expertise in Object Oriented Software Development (OOAD), Gathering new requirements and understand/document business/technical requirements in UML using IBM Rational suite of products.
• Experience wif AngularJS, JQuery, Bootstrap, JavaScript, VBScript, Perl, AJAX, Adobe Flex, ActionScript, JSON, HTML, DHTML, CSS, Tiles, Tag Libraries.
• Experience in developing client-side, server-side/middle-tier components applying Java/J2EE design patterns and using frameworks: Hibernate, JDBC, WebServices, Servlets, Spring, Custom Tag Library, EJB, JMS, MQ Services, iBatis, Log4j, Portals, GWT, Global 360-Open Text, JSP, POJO’s, JSTL, AJAX, JSON, JPA JavaScript, XML and Junit.
• Expertise in developing SOA (Service Oriented Architecture), REST and J2EE Web Services based on SOAP, WSDL, UDDI, JAX-WS, JAXB, JAX-RPC using tools like Apache Axis.
• Proven experience wif Application Servers like IBM WebSphere 8.x/7.x/6.x, Oracle/BEA WebLogic 10.x/9.x, JBoss and Tomcat 7x/6x
• Experience wif major relational databases: Oracle 12c/11g, SQL Server 2000/2005/2008 , DB2, My SQL.
• Experience in architecting and implementing Enterprise Application Integration (EAI) projects wif Service Oriented Architecture (SOA), Web Services Integrations, BPM, BPEL and ESB using WebSphere Process Server, ESB, WebSphere Integration Developer, Data Power and WSRR.
• Implemented various Design patterns (Session Façade, DAO, DTO, Singleton, Factory, MVC, Service Locator etc.) using J2EE technologies.
• Developed J2EE/Java applications using various IDE tools Rational Application Developer V9.5 (RAD), WSAD 5.x, JBoss, Eclipse 4.6/4.5.
• Extensive noledge of Dreamweaver, HTML5, Cascading Style Sheets (CSS, CSS2 and CSS3), jQuery, Photoshop, XHTML, HTML, WordPress.
• Experienced in developing web applications on MVC based frameworks like Struts and Spring, SpringIOC,Spring Security, and Spring MVC.
• Experienced in building service-oriented solutions and RESTful Microservices.
• Expertise in debugging and troubleshooting existing code using Firebug and Developer Tools.
• Strong experience wif Cross Browser Compatibility issues and Optimization for web, including CSS Sprites and best practices.
• Experience in developing Business Processes, Services, and XDP Template Forms in Adobe Live Cycle ES2 and tested wif Adobe Live Cycle Designer 8.x/9.0.
• Experience wif creating and workflows and Mappings, running jobs in Informatica 9.5/ETL.
• Experience in developing UI based on Adobe Flex.
• Experience in creating rules using Business Rules Engines: Drools, ILOG.
• Worked in BI/Metadata/Reporting tools iText (PDF), POI-HSSF (Excel).
• Knowledge on HBASE, Cassandra database as part of Open Source participation
• Designed Use case diagrams, Class Diagrams, Sequence diagrams, Package diagrams, Flow charts and Deployment diagrams using UML Modeling Tools Rational Rose, RSM, XDE and MS Visio.
• Enterprise scale database development experience in PL/SQL to include functions, procedures, triggers, indexing, optimization, etc.
• Actively involved in Requirement gathering, Analysis and Design, and involved in Unit Test Plan, System Test Plan, Reviews, Coding and Code Reviews, Unit and Integration Testing.
• Utilized configuration management tools, design tools, debugging tools, and other environment specific tools necessary to create, test, and implement an application.
• Proven experience in writing Queries, Stored Procedures, Triggers, Cursors, Functions and Packages using TOAD.
• Production support- Provided development (quick fixes) and technical support for complex/ critical applications. Coordinated wif other teams to resolve end-user issues promptly.
• Excellent written and verbal communication skills, Analytical, Problem Solving skills, strict attention to detail and ability to work independently, lead/work wifin a team environment.

TECHNICAL SKILLS

Java/J2EE Technologies: JDBC, Servlets, JSP, JSTL, JMS, JNDI, RMI, EJB, JFC/Swing, AWT, Applets, Multi-threading, Java Networking

Programming Languages: Java JDK1.4/1.5/1.6, C++, C, SQL, PL/SQL

Application/Web Servers: Oracle/BEA Weblogic 8.1/9.1, IBM Websphere 8.x/7.x/6.x, JBoss, Tomcat 5.x/6.0/7x, Bug tracking, Jenkins.

Frameworks: Hibernate 5.0.2, Spring 4.2, Struts, iBatis, Flex

UI Frameworks: JQuery, AngularJS, Bootstrap.

IDEs: Eclipse 4.6/4.5, IBM WSAD, IBM RAD 7.x/6/x, IntelliJ, Dream viewer

Web technologies: JSP, JavaScript, Json, jQuery, AJAX, XML, XSLT, HTML/XHTML/DHTML/ HTML5, CSS/CSS3, Flash, ActionScript 3.0

Design Tools: Adobe PhotoShop, Adobe After Effect, Dreamweaver

Web Services: JAX-WS, JAX-RPC, JAX-RS, SOAP, WSDL, UDDI, REST, SOAP UI

XML Tools: JAXB, Apache Axis, AltovaXMLSpy

Methodologies: Agile, Scrum, RUP, TDD, OOAD, SDLC

Modeling Tools: UML, Rational Rose, Visio

Testing technologies/tools: JUnit, JMeter, HtmlUnit

Database Servers: Oracle 10g/11G, DB2, SQL Server 2000/2005/2008 , MySQL

Version Control: CVS, SVN, Rational clearcase, git

Build Tools: ANT, Maven

Metadata/Reporting Tools: Jakarta POI-HSSF

Platforms: Windows 2000/98/95/NT4.0, LINUX, UNIX, Windows 7

PROFESSIONAL EXPERIENCE

Confidential, Framingham, MA

Sr. Java/J2EE Full Stack Developer

Environment: J2EE, Spring framework, Agile Scrum, Spring MVC, Spring Security, Spring Boot, Spring quartz, Drools, Jira, JDK 1.8/1.7, Hibernate 4.x, JSON, JSF, AJAX, Web services, Swagger, POSTMAN, OAuth 2.0, EJB, JMS, Mule ESB, Cucumber, Selenium, SOAP, Angular JS, Ember.js, XML, Java Beans, XStream, SOA,WSDL,JAXB,JSON, Apache POI, JavaScript, Oracle 11g, IBM RAD, Web Sphere MQ, Agile Methodology, SQL, PL/SQL, Elastic Search, Apache Kafka, Mongo DB, Design Patterns, Apache Maven, Mesos, Mockito framework(JUNIT), Html Unit, XSLT, HTML/DHTML.

Responsibilities:

• Involved in preparing System and business Requirements and Detailed Design document for the project.
• Actively involved in Analysis, Design, Development, System Testing and User Acceptance Testing. Successfully followed agile methodology in the Scrum Cycle model.
• Used Java-J2EE patterns like Model View Controller (MVC), Business Delegate, Data Transfer Objects, Data Access Objects, factory patterns.
• Designed and developed the End Points (Controllers), Business Layer, DAO Layer using Hibernate, using Spring IOC (Dependency Injection).
• Implemented the Spring Micro services to base on RESTful API utilizing Spring Boot wif Spring MVC.
• Worked on Spring Security for application authentication.
• Modified the Spring MVC, REST Controllers and Services classes as part of spring framework.
• Used Spring Framework AOP Module to implement logging in the application for application status.
• Used Spring DAO Module along wif Struts Framework to deal wif Database.
• Used JMS for the asynchronous exchange of critical data and events among J2EE components. Publisher-Subscriber method was used for data loading and Point-To-Point was used for event processing.
• Implemented the function to send and receive AMQP messages on RabbitMQ synchronously and asynchronously, and send JMS message to Apache ActiveMQ on the edge device.
• Implemented high throughput messaging processing system development using Apache Kafka.
• Loaded data from various data sources into HDFS using Kafka.
• Used Rest client - POSTMAN and SOAPUI tools to test REST API services.
• Designed, developed a custom, single-page, responsive web application on front end using AngularJS.
• Upgraded existing UI wif HTML5, CSS3, JQuery and Bootstrap wif AngularJS interaction.
• Developed various generic JavaScript functions used for validations.
• Developed Application to asses JSON and XML from Restful web service from consumer side using AngularJS.
• Used Hibernate framework for back end development and Spring dependency injection for middle layer development
• Used Hibernate Transaction Management, Hibernate Batch Transactions, and cache concepts.
• Develop the interface for the application using JQuery, CSS and HTML and PHP.
• Worked on Drools Rule Engines wif corresponding to validate the business User Roles.
• Developed, and debugged the servlets and EJB wif WebSphere Application server.
• Managed and maintained Oracle and NoSQL databases in production domain like MongoDB and Apache Cassandra.
• Worked on Spring Quartz functionality for scheduling tasks such as generating monthly reports for customers and sending those mails about different policies.
• Exposed the Web Services to the client applications by sharing the WSDL’s.
• Worked wif Java libraries to access AWS facilities as Simple Storage Service.
• Designed, built, and deployed a multitude applications utilizing almost all of the AWSstack.
• Created computing and data resources on AWS using EC2. Installed Pivotal Cloud Foundry on EC2 to manage the containers created by PCF.
• Experience wif implementing BPM processes in existing system using both Synchronous and Asynchronous Web Services.
• Used Maven Scripts to build and deploy applications and worked closely wif build team to resolve CI, Maven site and Report Issues.
• Working wif JBoss BRMS Rule engine to implement Complex Business validations for Allocation and Simulation functionalities.
• Experienced in continuous delivery tools like Jenkins and Kubernetes.
• Implemented a Continuous Delivery pipeline wif Docker, Jenkins and GitHub and AWS.
• Worked on Smoke Testing and Acceptance Testing wif Selenium in multiple Java platforms and performed unit testing using JUnit.
• Developed unit test cases using Mockito framework for testing accuracy of code and logging is done using Log4j.
• Familiar wif Cucumber, Selenium Web Driver, Selenium commands and x-path.
• Created tables and worked on SQL and PL/SQL to write Stored Procedures functions, Triggers, views and packages for complex Inserts and updates in the database.
• Efficiently handled periodic exporting of SQL data into Elastic search.
• Used JIRA to assign, track, report and audit the issues in the application.

Confidential, New Orleans, Louisiana

Sr. Java/J2EE Full Stack developer

Environment: Java 1.7, Spring 4.2.0, Hibernate 4.3.0, Spring Quartz JPA, RESTful Microservices, Java Scripts, AngularJS, HTML 5.0, CSS 3, JQuery, JMS, JAXP (SAX & DOM), JSON, Oracle 11g, MongoDB, WebSphere Application Server, Eclipse4.5, Unix/Linux, Oracle 11g, SOAP, RUP, Maven, log4j, Junit, XML, Web Services, Kafka, Splunk

Responsibilities:

• Developed Use case diagrams, Object diagrams, Class diagrams, and Sequence diagrams using UML.
• The application architecture of the System is based on Spring MVC (Model View Controller) and J2EE specifications.
• Developed using new features of Java 1.8 Annotations, Generics, enhanced for loop and Enums.
• Used Spring, JMS, Hibernate, ESB and Web Services Frameworks.
• Implemented Service Oriented Architecture (SOA) using JMS for sending and receiving messages while creating web services.
• Created Logging aspects for auditing and logging purposes using Spring AOP and implemented security for the application using Spring Security.
• Worked on Spring Security for application authentication.
• Used Spring AOP module to handle transaction management services for objects in any Spring-based application
• Implemented form-based application security using Spring Security.
• Used Spring AOP and Dependency Injection (IOC) in developing discount generation Services.
• Created POC for Spring Batch for running batch jobs.
• Used Spring and Hibernate for implementing IOC, AOP and ORM for back end tiers.
• Implemented various features of Spring framework such as Dependency Injection, IOC, Annotations, Spring Security, Spring AOP and Spring integration wif Hibernate.
• Implemented Hibernate Template to great extent making use of HQL, Named Parameters, Named Queries and interfaces such as Expression, Query and Criteria.
• Used a Microservice architecture, wif Spring Boot-based services interacting through a combination of REST and Apache Kafka message brokers.
• Worked building service-oriented solutions and RESTful Microservices.
• Involved in using JPA (Java Persistence API) frameworks and APIs such as JDO (Java Data Objects) and Hibernate
• Implemented the application using design patterns such as Session Façade, Singleton, Data Access Object, and Service Locator.
• Upgraded existing UI wif HTML5, CSS3, JQuery, Coffee Script and Bootstrap wif AngularJs interaction.
• Worked on Proof of Concept for developing application using Node JS wif react JS and Mongo DB.
• Maintained, structured, and surveyed documents wifin the NoSQL MongoDB database, ensuring data integrity, correcting anomalies, and increasing the overall maintainability of the database.
• Used Bootstraplibrary to quickly build project UI's and used AngularJS framework to associate HTML elements to models.
• Developed test cases for Angular JS using karma and grunt.
• Administered and deployed applications into WebSphere Application Server.
• Played a vital role in Scala/Akka framework for web based applications.
• Used Java Messaging Services (JMS) for reliable and asynchronous exchange of important information such as payment status report.
• Involved in standardizing Splunkforwarder deployment, configuration and maintenance across UNIX and Windows platforms
• Used PL/SQL stored procedures for applications that needed to execute as part of a scheduling mechanisms.
• Involved in the creation of interface to manage user menu and Bulk update of Attributes using AngularJS, EXTJS and JQUERY.
• Developer Spring Quartz jobs to run the backend jobs and generated reports.
• Involved in creating test cases using JUnit strictly following Test Driven Development.
• Worked on SOA Web Services using SOAP wif JAX-WS for transmission of large blocks of XML data over HTTP.
• Used Maven, Nexus and Jenkins to automate the build and deploy process.
• Used log4j for logging errors in the application.

Confidential, Norwalk, CONNECTICUT

Sr.Java/J2EE Developer

Environment: Java 1.7, Spring, JSP, JavaScript, Dojo, ANT 1.6, Log4j, JBOSS EAP application server 6.3, Oracle 10g, SQL Developer workbench for oracle, SVN wif tortoise, SOAP UI, Eclipse (Keplar), Windows 7, Unix, Perl, Rally as agile monitoring tool, ICode, Putty, Winscp.

Responsibilities:

• Worked in a fast paced agile environment wif a daily scrum and 3 weekly sprint cycle.
• Design, Develop, Deploy, Debug and Test requirements for Confidential &T mobility business wif JavaScript, Dojoframework, JSP and SOAP web services.
• Designed use cases, sequence and class diagrams, activities, states, objects and components. Used UML for software design.
• Develop presentation layer wif JSPs, JavaScript & Dojo framework. Performed UI specific frontendvalidations using JavaScript.
• Designed and developed a web app that allows to add/modify Product SKUs using SpringBoot/Thymeleaf.
• Created promotions microservice using Java, SpringBoot.
• Used Docker to virtualize deployment containers and push the code to EC2 cloud using PCF.
• Used SpringCloud Boot and Netflix OSS for microservices development.
• Performed enhancements on the existing application TORCH by working upon assigned User stories as part of the three weekly sprint cycle.
• Involved in bug fixing and debugging the existing application.
• Used Unix/Linux commands in putty terminal to build and deploy war files to different servers & environments.
• Used ANT build scripts to automate build process.
• Used the SOAPWebServices for designing and validating the request / response objects between client and server.
• Created XML Schema, XML template and XSL. Developed Web Services Application using SOAP.
• Extensively used Xpath expressionsfor parsing middleware server response and populating SOAP message body for response
• Implemented SOA architecture wif web services using SOAP, WSDL, UDDI and XML.
• Worked on generating the web services classes from XML Schema Definition(XSD’s)
• Worked wif a variety of issues involving multi-threading, server connectivity and user interface to optimize the client server connectivity.
• Suggested and implemented effective algorithms for performance improvement.
• Involved in the testing process wif custom Confidential &T tools. Tested legacy portion of application via custom Confidential &T tools which utilize UNIX shell scripts.
• Created and participated in the code Review process using ICode Review wif SVN as review tool.
• Extensively involved wif end users in functional discussions, business review meetings, and requirements gathering, Estimation, Commitment and User Demo Sessions.
• Involved in production support, monitoring server and error logs and Foreseeing the Potential Issues, and escalating to the higher levels.

Confidential, Salt Lake City, Utah

Sr. Java/J2EE Developer

Environment: Core Java, Java Swing, Icefaces 3.0, Spring Dependency Injection, Spring JDBC, IText, Maven, SVN, JIRA, HTML, CSS, Bootstrap, AJAX, JavaScript, BackboneJS, MarionetteJS, MongoDB, XML, JBoss, SOAP, eclipse indigo, Node.JS, React JS, PL/SQL, Oracle 10g, Unix/Linux.

Responsibilities:

• Involved in various SDLC phases like Requirement gathering, Design, Analysis and Code development.
• Involved in the front end using JSP, JSTL and JQuery, JQuery UI, Servlets, HTML, JavaScript, JSON and AJAX.
• Used Spring Framework for Dependency Injection.
• Involved in coding for the presentation layer using Icefaces, JQuery and JavaScript.
• Created and deployed web pages using HTML, CSS, JSP, JavaScript and jQuery.
• Implemented the MVC architecture using backboneJS.
• Customized the CSS for the ace components used as per the style guide.
• Utilized Bootstrap framework according to internal standards and guidelines.
• Developed the Login, Policy and Claims Screens for customers using AJAX, JSP, HTML, JavaScript and JQuery.
• Developed datatables using ace components and implemented Sorting, Filtering and Pagination functionalities.
• Develop and implement javaBatch files/Unix shell Scripts to run java jar files.
• Implemented the application using design patterns such as Session Façade, Bean Factory and Singleton.
• Wrote code to fetch data from web services using jQuery AJAX via JSON response and updating the HTML pages.
• Used Reach JS for rendering views and also to update the Document object model dynamically.
• Extensively used CSS and Bootstrap for styling the HTML documents.
• Used Bootstrap to create Controllers to handle events triggered by clients and send request to server.
• Development of DAO layer using HibernateTemplate, JDBC Template andMongo Operations.
• Composed and executed MongoDB scripts to insert and update NoSQL database; automating data changes and reporting.
• Worked on SOA Web Services using SOAP wif JAX-WS for transmission of large blocks of XML data over HTTP.
• Developed and implemented Swing, spring and J2EE based MVC (Model-View-Controller) framework for the application.
• Used Spring JDBC to retrieve the data and represented the data in the form of tree which has seven hierarchies and implemented drag and drop functionality to it.
• Implemented pre-authentication and data base security using spring security.
• Implemented crosscutting concerns using Spring AOP.
• Used Spring Batch as spring batch jobs can meet the requirements of reliability, robustness, and traceability, which are essential for automatic processing of large amount of data.
• Used PL/SQL stored procedures for applications that needed to execute as part of a scheduling mechanisms.
• Utilized Java Swing framework to develop client side components.
• Implemented messaging dialog using Camel and JMS (Active MQ implementation).
• Extensively worked on JPA as persistence layer, involving EJB3.0 annotations, synchronizing Data base tables through XML in a secondary project.
• UsedJBoss Fuse ESBto create mediation or route message between Services.
• Developed re-usable utility classes in core java for validation that are used across all modules.
• Used IText to generate pdf in the form of a tree.
• Analyzed theNode.JSserver structure in legacy project, then mimicked theREST serviceby using JavaJAX-WSAPI, and did the corresponding configurations.
• Used JAX-B parser for marshaling and unmarshaling.
• Multithreading was used to process data in chunks to improve performance.
• Followed the best practices in coding like removing unnecessary casting, using generics in Hash Map, caching, Collections like sort, comparator, list, set and Design patterns.
• Worked wif Jboss as application server.
• Used version control repository SVN (Subversion by apache) and JIRA for issue tracking.
• Used Maven as a build tool and retrieved all the dependencies required for the application.
• Wrote various select/update/insertSQL queries and store procedures for Oracle.
• Involved in fixing bugs the bugs or defects in the application.
• Code reviews and refactoring done during the development and checklist is strictly adhered during development.

Confidential, Atlanta, GA

Sr. Java/J2EE Consultant

Environment: Jakarta Struts Framework 2.0, Core Java, Hibernate 3.0, Web Services, CSS, eclipse Helios, CVS, Web Sphere Application Server 7.0, Unix/Linux, JUnit, HTML 4, CSS, Angular JS, BackBone JS, JSON, UNIX, JavaScript, Servlets, Ext JS, JSP, JDBC, JQuery, PL/SQL.

Responsibilities:

• Involved in various SDLC phases like Requirement gathering, Design, Analysis and Code development and the project was developed using Agile based SCRUM Methodology.
• Implemented Struts Framework and Hibernate in the new version of the Application.
• Involved in coding for the presentation layer using Struts and JavaScript.
• Used JSP, Struts andJava script libraries like Backbone and JQuery to develop the User Interface.
• Developed Action classes, Dyna Action Forms and used Validation framework.
• Developed XML application using XSLT transformations.
• Involved in developing the User interfaces using HTML, JSP and java script.
• Created the view pages (UI) using JSP and JavaScript/ JQuery.
• Implemented Marionette which is a composite application library for Backbone.js in order to simplify the large scale JavaScript applications.
• Extensively used Java Scripts to enforce client side validations and also used JQuery for Ajax processing.
• Involved in development/ maintenance of various web services using IBM WebSphere to interact wif other Applications.
• Implemented the XSLTtemplates to apply the access to the tabs (modules) based on the logged in user role.
• Developed multiple tools including Site Scanning tool, Report Analyzer tool used for site scanning and report generating.
• Wrote various select/update/insertSQL queries and stored procedures for Sql Server.
• Successfully executing offshore modeling by effective and on time noledge sharing wif offshore project groups through weekly team meetings and daily status update calls.
• Used collections interface to provide a dynamic user interface.
• Handled Java multi threading part in back-end component, one thread will be running for each user, which serves that user.
• Gained hand-on development experience wif Linux environment and Tomcat server
• Built single page application using Angular JS.
• Worked on EXT JS for Rich Web Application.
• Involved in unit testing, troubleshooting and debugging. Modifying existing programs wif enhancements.
• Involved in fixing bugs the bugs or defects in the application.
• Developed the UNIX shell scripts to automate jobs.
• Used JMS for asynchronous communication between different modules.
• Involved in consuming, producingSOAPbased web services usingJAX-WS.
• Implemented SOAP over HTTP and SOAP over JMS communication.
• Worked as the part of a core team to monitor and enhance the performance of the application.
• Provide guidance and direction to team members in their day-to-day activities.

Confidential, Atlanta GA

Senior J2EE Developer

Environment: Java Swing, Struts 2.0, Hibernate 3.0, JSP, EXT JS, JSON, RAD, JMS, CVS, HTML, CSS, JavaScript, JBoss Fuse, XSL, XSLT, Servlets 2.5, Eclipse, Unix/Linux, Apache Tomcat Server, Oracle 10g.

Responsibilities:

• Designed Use Case and Sequence Diagrams according to UML standard using Rational Rose.
• Developed presentation layer code, using JSP, HTML, AJAX and JQuery.
• Developed HTML,Swing and JSP pages for user interaction and data presentation.
• Wrote custom JavaScript and CSS to maintain user friendly look and feel.
• Developed the administrative UI using Backbone.JS and Backbone.Marionette.JS.
• GUI design and development using Java Swing used for open source web testing.
• Implemented Model View Controller (MVC-2) architecture and developed Form classes, Action Classes for the entire application using Struts Framework.
• Performed client side validations using JavaScript and server side validations using in built Struts Validation Framework.
• Implemented the data persistence functionality of the application by using Hibernate to persist java objects to the relational database.
• Used Hibernate Annotations to reduce time Confidential the configuration level and accessed Annotated bean from Hibernate DAO layer.
• Used HQL statements and procedures to fetch the data from the database.
• Transformed, Navigated and Formatted XML documents using XSL, XSLT.
• Written Unix shell scripts to perform the batch jobs and to schedule the jobs.
• Developed SOAP services using WSDL and Oracle.
• Involved in system design and development using Collections and multithreading for the action classes.
• Used JMS for asynchronous exchange of message by applications on different platforms and JBoss fuse is used for the mediation between the services.
• Developed the view components using JSP, HTML, StrutsLogictags and Strutstaglibraries.
• Worked on the system landscape including development, testing and production and set up and configured the Linux and SQL database.
• Involved in designing and implementation of Session Facade, Business Delegate, Service Locator patterns to delegate request to appropriate resources.
• Used JUnit Testing Framework for performing Unit testing.
• Worked on Ext JS for user interface widgets wif High performance scalable grids, trees and menus.
• Deployed application in Apache Tomcat Server and developed using Rational Application Developer RAD.

Confidential

Java Programmer

Environment: Servlets 2.5, JSP 2.1, Eclipse, JDBC, JavaScript, HTML, Oracle, PL/SQL, SVN, Hibernate 3.0 and Apache Tomcat.

Responsibilities:

• Developed presentation screens by using JSP, HTML and JavaScript.
• Developed Session beans for functionality as per the requirement.
• Prepared Unit test cases for existing functionality as per the requirement and execute the same.
• Created dynamic XSL to transform XML to target platform language, HTML.
• Involved in the Integration testing support and involved in bug fixing.
• Responsible for writing detail design documents and class diagrams and sequence diagrams.
• Used Spring MVC framework for implementing the Web tier of the application.
• Used different Design patterns like MVC pattern, DAO pattern, and singleton to achieve clean separation of layers.
• Involved inCore Javacoding by usingJava APIssuch asCollections, Multithreading, Exception Handling, Generics, Enumeration,andJava me/Oto fulfill the implementation of business logic.
• Developed Custom tag libraries to separate presentation and processing logic.
• Deployment of .ear files in Tomcat server.
• Worked on Hibernate persistence tier. dis involves developing mapping files and Hibernate (POJOs/ DAOs)
• Used Lo4j debugging tool to monitor the Error Logs.
• Involved in developing SQL queries, stored procedures, and functions.
• Involved in tracking and resolving Production issues.