SUMMARY:

• 10+ years hands on experience in IT industry, worked in all phases of software development life cycle from requirements gathering to the production and successfully implemented several projects with responsibilities as developer at different locations.
• Strong programming skills in Java, Multi - Threaded applications and J2EE technologies.
• Experienced in MVC (Model View Controller) architecture with Struts and Springs framework involving various J2EE design patterns.
• Experience in working with HealthCare, Insurance and Financial industries.
• Extensive Experience with Java and J2EE technologies using Servlets, JSP, EJB, Struts Spring, JSF/Ice faces, Hibernate Java Beans, Java Swing, JDBC, JNDI, Collections, XML(DTD and Schema), HTML, AJAX and Web Service(SOAP, JAX-RPC, AXIS) on Unix and Windows environment.
• Experience on RUP, Agile/Scrum and Extreme Programming (Test Driven development, Pair Programming, Code Reviews).
• Experience in Client Side Designing and Validations using HTML, CSS, JavaScript, JSP and Struts Tag Library.
• Experienced in web/application servers like Apache Tomcat, WebSphere, JBoss 4.2.2 and Weblogic
• Set up, configured, and maintained multiple web/application servers like IBM Web Sphere, Apache Tomcat and BEA Web logic
• Expertise in designing and developing applications using Java, J2EE Technologies like Servlets, JSP, EJB,MQ Series, JDBC, XML,JMS, AJAX, and web services.
• Experience in Managing build files using ANT and logging using Log4j.
• Experience in Object Relational Mapping using Hibernate
• Experience with various JavaScript frameworks like Angular.js, Node.js, React.js, Bootstrap.js, backbone.js, D3.js.
• Experience in writing test-cases in Java environment using JUnit.
• Proficient is J2EE 1.4 Web Services, in implementing JAX-RPC Service Endpoints, EJB endpoints, Web Service client programs using generated stub in JBoss.
• Sequence, class and database diagrams are made using the UML design tool.
• Experience of Databases that involve writing SQL queries, Views, Triggers and Stored Procedures.

PROFESSIONAL EXPERIENCE:

Confidential, NY

Sr. Java UI Developer

Responsibilities:

• Performed various Ready-for-Business Checks (RFBs) in the morning to ensure that the systems are up and running
• Designed Interactive GUIs using Java Applets and Swing
• Extensively used JDBC APIs for database connectivity and data retrieval
• Debugged workflow issues using Informatica Powercenter 8.6
• Write TypeScript that is transpiled into Javascript via the CLI powered by Webpack, with a design that is informed by Google's Material Design Specifications.
• Defining user flows, creating wireframes, interaction design, visual design, style guide, icon library and hi-fidelity prototypes using tools like Balsamiq Mockups, Photoshop CC and Illustrator CC.
• Created user data flows, Visual design and wireframes, User interface mockups and prototypes and different UI concepts.
• Used UI material design, 9-patch drawables, view pagers, fragment manager, localization. worked on open source (Ruby/Rails, Redis, Bootstrap, AngularJS, D3, c3Js, stubby, linux/ubuntu/centOS)
• Developing a set of dashboards in Splunk 6 by leveraging Underscore, D3, Jquery/UI, Backbone, and Django.
• Implemented UI/UX best practices to display the Bellman-Ford instance, RSS feeds and relevant live market information using d3.js, Mapbox and other JS libraries.
• Leading Frameworks Team like Angular.js, backbone.js, bootstrap.js & JMVC, D3.js and Projects UI Designing Team.
• Co-developed dynamic Ruby on Rails/HTML5 application highlighting numerous data visualization of web metrics.
• Using Ruby on Rails for development with backbone.js
• Implemented MVC design architecture using Ruby on Rails and MySQL
• Experience with test-driven development (TDD) using various unit testing framework such as JUNIT
• Used Agile principles such as Scrum, Continuous Integration, Pair Programming and Test-Driven Development (TDD) as development methodology.
• Developed a project in Python using Client and Worker methodologies.
• Implemented Python scripts to import raw data from web into PostgreSQL database.
• Work directly with developers to design and code Designate using python
• Created UI components using ReactJS, Flux Architecture. Used Lo-Dash methods for functional programming uses, and RxJS for handling event streams.
• Worked with a team of Developers using ReactJS, Lo-Dash JS, and RxJS to develop a new interactive website for iPad and tablets.
• Wrote Perl programs to archive the log files on a daily basis to enable faster troubleshooting
• Wrote Korn Shell Scripts to automate the sequential working of Autosys jobs
• Created Hibernate mappings and debug issues related to data integrity
• Extensively used Core Spring Framework for Dependency Injections of components.
• Developed the application under J2EE Architecture using Spring, Struts, Hibernate, Servlets, Weblogic and JSP
• Wrote Java Programs for one-to-one comparison of data obtained from different sources
• Wrote Perl scripts to monitor the working of various processes pertaining to each OMS
• Developed Perl programs to send email alerts and error logs in the event of process failures.
• Setting the development environment on eclipse
• Created a service account admin user under "Service Account" group, which was used by the RSF(Reporting Services Framework) to create users, edit users, delete users, login to and logout from BOE and perform some other tests(defined in the framework source code) automatically in "Application Users" group, under which we had five different groups corresponding to five different applications.
• Developed common reusable component libraries (CRUD Scaffolding) to be reused in different projects throughout the company's IT team using GWT, Spring data, JPA.
• Experience with SQL and basic CRUD operations
• Developed JSP pages for presentation layer (UI) using Struts 1.2 with client side validations using Struts Validator framework/ JavaScript.
• Comprehensive experience in designing and developing applications using UML with Rational Rose.
• Developed the Servlets for processing the data on the server
• Involved in the deployment of Web-Service End-Points using Apache CXF.
• Created Real-time Reporting systems and dashboards using Adobe Flex, xml, MySQL and Perl
• Used WebLogic for design, development, and deployment of applications.
• Mentoring of junior members for Agile (Scrum) process & Junit testing
• Designed and modified User Interfaces using JSP, JavaScript, CSS and jQuery
• Involved in designing the user interfaces using JSP.
• Made SDLC recommendations and implemented Flex, xml development best practices.
• Accessed and manipulated the Oracle 10g database environment by writing SQL queries in the oracle sql developer for testing purpose.
• Maintained VS Operating Systems RSF cluster communications subsystem.
• Used Maven for building and deployment purpose
• Used Clear Case for source Version Control.
• Generated PDF reports using ECF and iText.
• Implemented MVC architecture using Apache struts framework.
• Use of multiple tools, including Apache POI, iText and JFreeChart to create reports and charts
• Prepare Java/J2EE development structure for Eclipse, maven, Jetty
• Used JIRA to keep track of bugs and issues
• Integrated with Apache Tomcat.
• Involved in creating user interfaces using JQuery.
• Involved in coding for JUnit Test cases
• Wrote various queries for data verification and manipulations
• Resolved issues pertaining to Autosys job failures
• Used SVN to keep track of source code versioning

Environment: Core Java, Perl, KSH, Shell Script, Solaris, Servlet, UNIX, Linux, Sybase, Oracle, Autosys, JDBC, Eclipse, Spring, Hibernate, REST, SOAP, Apache CXF, Clear Case, Struts, MySQL, No SQL, Angular.js, D3.js, JavaScript, HTML, CSS, Tomcat, CRUD, JSP, JUnit, JQuery, JIRA, Maven, iText, Weblogic, SVN, UML, Informatica Powercenter, Flex, Agile (Scrum).

Sr. Java UI Developer

Responsibilities:

• Involved in Object Oriented Design/Object Oriented Analysis with usage of UML Sequence Diagrams and Class Diagrams with Rational Rose.
• Responsibilities include analysis of these various applications, designing of the enterprise applications, co-ordination with client and offshore team, meetings with business users, functional and technical guide to the offshore team, project management
• Designed UI using JSP and HTML, and validated with JavaScript for providing the user interface and communication between the client and server.
• Implemented MVC architecture by developing struts framework.
• Struts Validator framework is used to do client side validation.
• Implemented the Spring dependency injection of the Database helper instance to the action objects.
• Used AJAX, DOJO, Java script, Spring and GWT to create interactive user interface.
• Experience in dimensionally modeling relational data sources (DMR) using Cognos 8 Framework
• Wrote Action classes, Business Objects and Service classes.
• Created Real-time Reporting systems and dashboards using Adobe Flex, MySQL and Perl
• Configured Struts-config.xml with all the mappings required by the architecture.
• Used Struts tag libraries in the JSP pages.
• Involved in developing custom taglibs, JSP, Servlets, EJB’s, Portlets and DB2 - stored procedures
• Created detail design documents which has the UML Design diagrams, table information, object model etc which are required for the developer
• Worked with various version control tools like CVS, Clear Case and Subversion (SVN).
• Core developer of the application infrastructure using GWT as the front-end
• Used Object/Relational mapping Hibernate framework as the persistence layer for interacting with DB2.
• Developed EJB components (Session Beans, Entity beans) using EJB design patterns to business and data process.
• Use of multiple tools, including Apache POI, iText and JFreeChart
• Involved in user interface development using JSTL.
• Worked on Hibernate object/relational mapping according to database schema.
• Prepare Java/J2EE development structure for Maven.
• JSP interfaces were developed. Custom tags were used.
• Responsible for modifying existing DB2 stored procedures and writing SQL queries as per requirement.
• Involved in coding for JUnit Test cases.
• Developed the Servlets for processing the data on the server
• Used Dojo for the client side development and validations
• Experience with SQL and basic CRUD operations
• Used Hibernate annotations to avoid writing a mapping file.
• Involved in the deployment of Web-Service End-Points using Apache CXF.
• Developed the Web Based Rich Internet Application (RIA) using Adobe Flex.
• Used Subversion for version control and created automated build scripts.
• Used Apache to build projects, which assisted in testing, and produce reports on projects.
• Wrote JMS classes to communicate with MQ series deployed at Credit Card Issuing agency (VISA, MASTER).
• Used SQL statements and procedures to fetch the data from the database.
• Deployed and configured portlets in WebSphere Portal Server 6.0
• Installed, configured, and maintained Websphere server and DB2.
• Deployed the application on to Websphere application server.
• Implemented Web services by applying SOA concepts in conjunction with SOAP.
• Participated in code review sessions to enhance the developed applications.
• Worked with QA team for QA testing.

Environment: Java, Servlets, JSP, JSTL, Struts, JMS, EJB, DOJO, Cognos, Hibernate, HTML, XML, Apache, DB2, Spring, Apache CXF, CRUD, SVN, Web services, GWT, Subversion, Maven, UML, IBM Websphere, Websphere Portal, Junit, Flex.

Java developer

Responsibilities:

• Developed and deployed the applications with huge customer base of more than a million users.
• Involved in Developing Web Application with Full Software Development life Cycle (SDLC) from Design to Deployment using agile methodologies.
• Created detail design documents which has the UML Design diagrams, table information, object model etc which are required for the developer.
• Designed Graphical User Interface (GUI) for various WebPages using AJAX, HTML, CSS, JSF, JQuery and JavaScript.
• Developed application as Enterprise JavaScript using - AngularJs, NodeJs, Websockets, Jasmine
• Used CoffeeScript, Jade and Angular JS to develop the application for one of the project and HTML5, CSS3 and Angular JS for the other project.
• Developed application as Enterprise JavaScript using - AngularJs, NodeJs, Websockets, Jasmine, Karma, NPM, Gulp, Protractor etc.
• Developed application as Enterprise JavaScript using - AngularJs, NodeJs, Websockets, Jasmine, Karma, NPM, Gulp, Protractor etc.
• Worked on the modernization of a legacy and outsourced UI. Technologies used were Backbone.js, Angular.js, Ember.js, Can.js, and Jquery.
• MVC architecture is implemented by struts framework.
• Configured the struts-config.xml.
• Developed API using Hibernate to interact with the Oracle database
• Developed a controller Servlet that dispatches request to appropriate Action Classes.
• Implemented Different Design patterns like singleton, factory and J2EE design patterns like Business delegate, session façade, Value object and DAO design patterns.
• Used Spring Framework’s IOC Dependency Injection to inject Service Object using Service Locator Design Pattern into Action Classes.
• Use of multiple tools, including Apache POI, iText and JFreeChart
• Used Struts tag libraries in the JSP pages
• Extensively worked on Spring Bean wiring, Spring DAO and Spring AOP modules.
• Used join point and advice Spring AOP modules for cross cutting concerns and IOC for dependency injection..
• Used Java Persistence API (JPA) and Hibernate for performing the Database Transactions. Using JPA for designing and creating the entities and establishing the relation between the entities in a persisted way for EJB.
• Involved in developing EJB’S for the business logic using Session facade pattern and deploying them in Apache tomcat.
• Wrote complex Database PL/SQL Statement and Did PL/SQL tuning for the performance of the Database.
• Worked extensively on the Oracle database.
• Expertise in developing enterprise applications using Struts Frameworks
• Involved in designing the user interfaces using JSP.
• Developed Scalable applications using Stateless session EJBs.
• Used JMS API for asynchronous communication by putting the messages in the Message queue.
• Consumed Web Services (WSDL, SOAP, UDDI) from third party for authorizing payments to/from customers.
• Architect and design for new Application as J2EE Web application and Oracle ADF.
• Generated PDF reports using iText.
• Developed web-based customer management software using JSF.
• Implemented SOA architecture with web services using SOAP, WSDL, UDDI and XML
• Identified and resolved programming issues, Servlets and EJB s performance tuning opportunities
• Setting the development environment on eclipse.
• Exposed Survey API to other applications in DOE using Apache Axis2.
• Used Apache to build projects, which assisted in testing, and produce reports on projects
• Created the domains, application servers and load balancers using Weblogic 9.0.
• Used Web 2.0 to scrape the event data from various web sites
• Integrated with Apache Tomcat.
• Developed the application under J2EE Architecture using Spring, Struts, Hibernate, Servlets, Web logic and JSP.
• Expert in the enterprise implementation of Oracle Enterprise Content Management solutions. Specialized in UCM, Portal and SOA implementation
• Page design and development using Oracle BPM.
• Layout and design the overall architecture and migration approaches using Oracle ADF.
• Installed and configured a multi-server, clustered ILOG environment. Documented architecture and trained client administrators
• Participated in the offshore development team meeting.
• Designed extensive additions to existing Java Web Application utilizing Service Oriented Architecture (SOA) techniques.
• Involved in implementing JQuery for providing interactive user interfaces.
• Written Test cases using JUnit to validate the application flows in different scenarios in the standalone application.

Environment: JAVA, JSP, Servlet, EJB, Spring, JavaScript, Hibernate, JQuery, Struts, Design Patterns, Agile, HTML, CSS, JavaSCript, Angular.js, Node.js, D3.js, React.js, JMS, XML, Eclipse, Itext, Apache, Oracle ECM, Struts, Webservice, SOAP, ILOG, Web2.0, Oracle BPM, JSF, WSDL, Apache Axis2, Apache Tomcat Server, SOA, PL/SQL, Oracle10g, UML, Weblogic, Rational Rose, Junit.

Java Programmer

Responsibilities:

• Analyzed and designed the system.
• Created Various UML Diagrams e.g. Class diagrams, Sequence diagrams.
• Responsible for the design and development of the framework. The system is designed using J2EE technologies based on MVC architecture. The Views are programmed using struts, JSP pages, Model is a combination of EJB’s and Java classes and Controllers are Servlets.
• Developed user interface using JSP JQuery, and AJAX to speed the application.
• Writing the java script and designing the JSP GUI frame work.
• Involved in developing EJB’s for the business logic and deploying them in Apache tomcat.
• Responsible for creating of Action classes, JSPs, Model classes.
• Used business delegate to call EJB from struts action class.
• Used JBoss application server to deploy application into Production environment
• Extensive experience using framework APIs like Struts, Spring, iBatis and Hibernate
• Used Java Messaging Services for reliable and asynchronous exchange of important information.
• Deployed Application to BEA weblogic server.
• Involved in designing the user interfaces using JSP
• Used JQuery to make the frontend components interact with the Javascript functions to add dynamism to the web pages at the client side.
• Extensively worked on spring’s framework.
• Used JDBC for database connectivity with MySQL Server.
• Implement the presentation layer (GUI), based on open source framework, involving Servlets, JSP, JSTL, JSF, CSS, HTML, JavaScript and Beans.
• Designed Interactive GUIs using Java Applets and Swing.
• Developed Servlets and Worked extensively on Sql.
• Worked with MySQL for MySQL, SQLYog and Workbench.
• Implementation of Spring IOC container, Spring JDBC template, Spring Exception Strategy and AOP.
• XML messages are used to communicate between web services that are written using SOAP and WSDL.
• Created different database objects (Stored Procedures, Functions, and Triggers) for the backend MS SQL server.
• Involved in debugging the product using Eclipse 3.6 and JIRA Bug Tracking.
• Used Ibatis to populate the data from the Database.
• Involved in creating unit testing of various layers using junit and created automated test scripts for integration testing using Selenium.
• Created war files & deployed on Tomcat using ANT deployment tool.
• Performed Java web application development using J2EE and Netbeans.
• Expertise in employing Water Fall Model and best practices for software development
• Maintenance of data in different Oracle Databases and environments using TOAD.
• Built CVS and XML file loaders and splitters for financial data
• Used Clear Case for source Version Control.
• Working Closely with EMC Documentum to implement Engineering Design Storage Repository and Project Document Management.
• Tested with the Junit Test Cases for both Professional and Institutional Claims.
• Coordinated with QA team to ensure the quality of application.

Environment: Java, Servlet, EJB, Struts. JMS, JDBC, Hibernate, Spring, Java Script, AJAX, UML, Eclipse, Weblogic, SOAP, Selenium, J Boss, ANT, JQuery, NetBeans, JSP, EJB, WSDL, Toad, W ater Fa ll M odel, iBatis, EMC Documentum, web services, HTML, XML, MS SQL server2005, My SQL, CVS, JIRA, ClearQuest, Swing, Clearcase, Junit.

Java/J2EE Developer

Responsibilities:

• Wrote multithreaded programs to measure system performance
• Worked on GUI internationalization using JSP and Core Java
• Used Mercurial to keep track of versioning of the source code
• Worked on bug fixing
• Used JDBC APIs for database connectivity and data retrieval.
• Developing HardwareStoreMarketer.com site using ASP.Net.
• Strong Database programming using .NET, ADO with MS SQL Server 2000, MS Access and Oracle backend. Extensively used Stored Procedures, Functions and Triggers in Microsoft SQL Server.
• Worked on various client websites that used Struts 2 framework, Hibernate and OGNL
• Wrote test cases using JUnit testing framework and configured applications on Weblogic Server
• Involved in debugging the product using Eclipse 3.6 and JIRA Bug Tracking.
• Involved in writing stored procedures, view, user-defined functions and triggers in SQL Server database for Reports module.
• Simulation was developed using C++.
• Implemented real-time patient prescription history verification system using C, Oracle PL/SQL on VMS platform.
• Used Visual Source Safe for source control.
• Manipulated data and performed data preparation using TSO, ISPF and SPF system utilities.
• Developed and implemented Legacy system programs by using COBOL, DB2, CICS, JCL, JAVA and VSAM.
• Wrote stored procedures in Oracle PL/SQL for data entry and retrieval.
• Extracted and modified data from VSAM files for PDF reports.
• Automate nightly batch processing and job alerts using REXX.
• Responsible for migrating Websphere server from v6.1 to v8.0 and migrating IBM CICS Transaction.
• J2EE to communicate legacy COBOL based mainframe implementations.
• Designed and developed Message Flows and Message Sets and other service component to expose Mainframe applications to enterprise J2EE applications.
• Use FileAid datasets to validate backend results of test events.
• Configuring and analyzing JCL to execute mainframe batch.
• Actively involved in contributing to RFP and POC activities in IMS.
• Used standard data access technologies like JDBC and ORM tool like Hibernate
• Designed, implemented new website features and provided support, maintenance

Environment: Core Java, JSP, JUnit, Mercurial, Eclipse, .Net, JIRA, JDBC, Struts 2, Hibernate, Visual Source Safe, Weblogic, Oracle 11g, OGNL, C, C++, Linux, MS SQL Server, COBOL, FileAid, REXX, ISPF, Mainframe, CICS, IMS, VSAM, JCL