SUMMARY:

• 8+Years professional experience in Requirements Analysis, Design, Development and Implementation of Java, J2EE and client - server technologies. Involved in all phases of Software Development Life Cycle (SDLC) in large scale enterprise software using Object Oriented Analysis and Design.
• Sound knowledge of J2EE architecture, design patterns, objects modeling using various J2EE technologies and frameworks.
• Experience in all the phases of software development life cycle that includes Requirement Study & Analysis, Design, Development, Integration, maintenance, implementation and testing of various client/server and N-tier web applications.
• Extensive experience in developing applications using Java, Angular JS, Responsive design/Bootstrap, JSP, Servlets, JavaBeans, JSTL, JSP Custom Tag Libraries, JDBC, JNDI, SQL, AJAX, JavaScript and XML.
• Experienced in using Agile methodologies including extreme programming, SCRUM and Test Driven Development (TDD).
• Solid understanding of all aspects of AIX administration and system operations.
• Experience with many versions of Python as well as their differences and features.
• Strong experience in developing font end of the system using emerging technologies like Ajax, CSS, JavaScript, jQuery, HTML, JSP, DHTML, JSTL.
• Experienced in J2EE Programming such as EJB, JDBC, and JNDI.
• Developed web applications based on different Design Patterns including Model-View-Controller (MVC), Data Access Object (DAO), Front Controller, Business Delegate, Service Locator etc.
• Proficient in integrating and configuring the Object-relation mapping tool, Hibernate in J2EE applications and other open source frameworks like Spring and Struts.
• Configured and developed web applications in Spring, employed spring MVC architecture and inversion of control.
• Experience in building and deploying web applications in multiple applications servers and middleware platforms. Including, Apache Tomcat, JBoss, GlassFish and Web logic.
• Good knowledge in Web Services, SOAP programming, WSDL, and XML parsers like SAX, DOM.
• Experience in writing SQL Queries, Stored Procedures, Views, Functions, and Triggers in Oracle 9i/10g/11g, SQL Server 2012 and MySQL4.x and 5.x.
• Experience in writing test cases in Java Environment using JUnit.
• Hands on experience in development of logging standards and mechanism based on Log4J.
• Involved in generating reports using Jasper Reports.
• Experience in building, deploying and integrating applications with ANT, Maven, Hudson and Cruise Control.

TECHNICAL SKILL

J2EE Technologies: JSP, Servlets, JavaBeans, Struts, JDBC, JSP Custom Tag Libraries, XML (SAX & DOM), JNDI, JMS, Applets, Log4J, JSTL, Junit, Mockito.

Middleware: ODBC, JDBC, RMI, Blaze DS.

Web/App Servers: IBM WebSphere 6.x/5.x, Tomcat, JBoss, Apache, Resin, Apache Axis.

IDE Tools: Edit Plus, Text Pad, Eclipse 3.x, WSAD, RAD 6/7

Databases: Oracle 9i/10i, DB2/UDB, SQL Server, MySQL, Postgre

Languages: Java 7, JavaScript, Perl, PL/SQL, XML

Operating Systems: Windows, UNIX (Sun Solaris), Linux, AIX, HP-UX.

Frameworks: Hibernate, Spring, Spring MVC, Mate, Adobe Flex 2/3, MXML, Action Script 2/3 Rational Rose, UML, JUnit, Ant, Struts, Ajax, DOJO, iBATIS.

Methodologies: Agile, SCRUM, TDD, Design Patterns, Continuous Integration using Cruise Control

Web Technologies: HTML, DHTML, CS3, AJAX, Webservices JAX-RPC, JAX-WS, SOAP UI, Rest Client

Network Protocols: TCP/IP, UDP, FTP, HTTP, SOAP

Source Control: Rational ClearCase, CVS

OOAD Tools: MS Visio, IBM RSA 6.x

Build Tools: ANT, Maven

Job Scheduler: Autosys

Miscellaneous: MS Excel, MS PowerPoint, MS Word, Database Modeling, SQL Tuning, Object Oriented Modeling using Rational Rose, Version One, TOAD and PDF.

Design Patterns: MVC, View Dispatcher, Data Access Objects, Data Transfer Objects, Singleton, Observer, Factory and Session Façade.

CHRONOLOGICAL SUMMARY OF EXPERIENCE:

Sr. Java Developer

Confidential, Dallas, TX

Responsibilities:

• Developed applications by Java/J2EE technologies in Agile Methodology and used to work with multiple teams.
• Used Camunda BPMN as a workflow automation and created multiple workflow engines, model diagrams based on the required task using the Modeler.
• Implemented user tasks and service tasks using restful and SOAP services with in the Camunda BPMN.
• Used JBoss Wildfly 10.3 and Tomcat in built servers of Camunda for development and testing environments.
• Used the Microsoft SQL Server management studio for the different schemas of the database by using windows authentication/sql server authentication.
• Created Node.jsEXPRESS Server combined with Socket.io to build MVCframework from front-end side AngularJS to back-end MYSQL
• Worked in wide-area network to maintain all the device related data onto MYSQL database.
• Developed views using HTML, CSS and JS components of Bootstrap framework.
• Used IntelliJ as Integrated Development Environment IDE.
• Used GIT for version control tool and IntelliJ for IDE.
• Involved in CICD process using GIT, Jenkinsjobcreation, Mavenbuild
• Developed the restful web services using XML and JSON and created some Restful API methods to create, get and update, etc.
• Implemented Multithreading, Concurrency, Exception Handling and Collections whenever necessary.
• Used scrape the data from Excel spread sheets with basic authentication and update it to another service.
• Used to give support for the production environment has scheduled deployments and resolved the quick time issues.
• Created entities and large data sets with using native and named queries (JPA).
• Used SOAPUI for testing the restful web services.

Environment: Eclipse, Camunda BPMN, Camunda Modeler, JBOSS Wildfly 10.3, Tomcat 8.0, SOAP, Restful API, SOAP UI, Microsoft Server Management studio.

Sr. Java/J2EE Developer

Confidential, Piscataway Township, NJ

Responsibilities:

• Developed the application using agile methodology and used Scrum method of project management.
• Involved in front end development using HTML, CSS, and JavaScript.
• Analyzing and developing the front end of the application using AngularJS, HTML5, CSS3 and Bootstrap.
• Created AngularJS custom directive for reusable components.
• Created AngularJS models, services and controllers for respective views.
• Designed, developed and implemented Single Page Application (SPA) in AngularJS by consuming JSON.
• Called the restful web service calls for POST, PUT, DELETE and GET methods.
• Implemented Spring Modules like IOC (Dependency Injection), Spring Aspect Oriented Programming (AOP), Spring MVC and Spring ORM.
• Used iBATIS 2.x in data access layer to access and update information in the database.
• Used core java design patterns like Abstract factory, Factory, Singleton and Façade for assuring quality coding and development of the application.
• Responsible for the oracle schema design and created SQL maps for iBATIS.
• Developed Restful Web services using Apache CXF and exposed restful CXF client.
• Developed business validation using Smooks MVEL and document level validations using XSD
• Used Core-Java concepts like multi-threaded Java-Collections and JDBC.
• Created Persistence classes using JPA/Hibernate annotations.
• Processed 834 form using spring integration by using splitters, aggregators and routers.
• Implemented spring batch for pooling the xml documents from a specific directory location on the server.
• Created error handling framework and persisted all the business validation errors and application error in to IFP error table.
• Implemented various J2EE design patterns in the project such as Factory, Singleton, Service Locator and Data Access Object.
• Used SQL and PL-SQL to create views, stored procedures, triggers, cursors for IFP relational database models
• Front end debugging using Fire bug tool.
• Develop and execute unit test cases using TestNG.
• Used Clear Case for version control.
• Used MAVEN 3 for building the application and deployed on WebSphere 6.1 Application Server.

Environment: core java, Java 6, J2EE, Spring Web Framework, Messaging System, iBATIS 2.x, Spring Integration 2.x, XML, JSON, AngularJS, Bootstrap, Mule ESB 3.1, Java script, Spring Source Tool Suite 2.9(STS), Clear case, SOA, Oracle 10g, Log4j, Tomcat server, Sql, Sql developer, Apache CXF, Junit 3.0, TestNG, Restful Web services, SOAP, WSDL, Agile, Rally, Maven 3.x, UML (Rational Rose), HTML 4.0, CSS and Windows XP .

Sr. Java Developer

Confidential, Austin, TX

Responsibilities:

• Developed the application using agile methodology.
• Used Mate MVC framework to handle the events and to retrieve the data from the server.
• Implemented Manager Classes, Event Map and Model classes for Mate architecture.
• Developed Action Script functions for event handling, response handling and error handling.
• Strong Designing of Flex UI components as well as creating custom flex components searchable Data grids and extended Combo Box.
• Implemented Modules for Cadence, OOT Parameter and RDC bypass processes.
• Using a Module Loader to load/unload Flex modules into the application Confidential run time.
• Extensively used HTTP Service calls to get the data from back end BPM Services.
• Involved in creating Servlets and Java Server Pages (JSP), which route submittals to the appropriate Enterprise Java Bean (EJB) components and render retrieved information using Session Facade.
• All the BPM services are exposed using Rest API which returns XML/JSON data from the BPM Services.
• Implemented Multithread concepts in Java classes to avoid deadlocking.
• Used JSON to exchange data between Flex user interface and the back end BPM services.
• Extensively used JSON encoding and decoding techniques to convert complex objects to string and vice versa.
• Used Spring Inversion of Control (IOC), Spring AOP, Spring ORM,Hibernate, JPA annotation, and Tomcat Web app server 7.x
• Developed Flex Custom Events for communication between various components and for Event Bubbling
• Messaging Engine used to handle trade status coming from various Exchanges through vendor applications.
• PDF Forms and Digital Stamp labels. Utilized JavaScript to automate a PDF form. Utilized JavaScript to present a data entry form that when submitted transferred form information to the digital stamp placed on the PDF form.
• Used Clear Case for version control.
• Responsible for tuning complex SQL queries and Stored Procedures to increase performance.
• Developed and deployed the application on THD Tomcat grid server.
• Involved in tracking the production issues and fixing the issues.

Environment: Core Java, Java 5.0, J2EE, JSON, Rest API, Java script, THD Eclipse, Messaging, WebSphere 6.1, Clear Case, Oracle 10g, Log4j, THD Tomcat grid server,JPA, Sql, Toad, Clear Quest, HTML 4.0, CSS.

Java Developer

Confidential, Chandler, AZ

Responsibilities:

• Involved in design and requirements gathering for project for further improvements and enhancements as per business requirements.
• Designed and Built Storage Systems as needed by the customers for their applications.
• Followed Agile methodology and SCRUM meetings to track, optimize and developed sequence diagrams depicting method interactions.
• Development of application using J2EE, Spring, MVC, Hibernate, Web Services (SOAP & REST), jQuery, JSTL 2, Oracle, Maven technologies.
• Developed Spring Configuration files & used annotations to auto wire Java Components using Spring Dependency.
• Coded presentation layer components using JSPs, Spring Controllers, Spring & JSTL Tags.
• Hands on experience with data persistence using Hibernate and Spring Framework.
• Used WSDL and SOAP protocol for Web Services implementation. Developed Web Services using XML messages that use SOAP.
• Involved in implementation of enterprise integration with Web Services using SOAP, and REST with Spring Controllers.
• Responsible for maintaining Content Management system on daily basis.
• Involved in setting up Maven configuration and helping Continuous Integration (CI) Issues Configured and created application log files using Log4J.
• Involved in debugging the defects, code review and analysis of Performance issues Generated JUnit test cases for testing various Java components

Environment: Java, Agile, Rally, J2EE, Servlets, JSP, JDBC, Spring, Hibernate, Web services, WSDL, SOAP, REST, SOA, HTML, DHTML, CSS, XML, AJAX, jQuery, ANT, MAVEN, Jenkin, UNIX, WebSphere, Oracle, SVN

Java Developer

Confidential, Minneapolis, MN

Responsibilities:

• Requirement gather, by gathering client’s requirements several times
• Implemented spring MVC for developing web based application.
• Get involved with the design, implementation, testing, and deployment phase
• Maintain and develop application using Core Java
• Use the presentation layer available in Swing framework
• Get performed object relational mapping between the tables and java objects.
• Performed unit testing using Junit
• Involve in training on how to use the developed system
• Responsible to develop interfaces using web page like Manage Logins and allows register access control to users depending on logins using HTML , CSS , jQuery
• Use validation from the server using DAO .
• Extensively used Hibernate in Dao Layer to communicate with database and perform DB operations.
• Involved in Production Support and minor enhancements as per application requirements.
• Used ANT Scripts to Build war and ear files to deploy on WebLogic

Environment: Java, J2EE, WebLogic 8, RAD, Spring, EJB, JSP, JavaScript, XML, UML, ANT, VSS, Oracle 8i, MS SQL SERVER, SVN, Bootstrap, jQuery, AngularJS, Apache Webserver

Java/J2EE Developer

Confidential

Responsibilities:

• Analysis and understanding of business requirements.
• Implemented the process using Agile (Scrum) methodology and Test driven Model.
• Used Spring Framework for Dependency injection, security features and integrated with the Hibernate framework.
• Used Log4J for logging the application exceptions and debugging statements.
• Written JUnit test cases.
• Used Hibernate as ORM tool for data related functionalities and implemented transactions.
• Developed web services components using XML, SOAP and Axis
• Developed application using Spring, JSP, JSTL (Tag Libraries) on the presentation layer, the business layer is built using spring and the persistent layer uses Hibernate
• Tuned OSGI application for deployment to an ARM processor running an Open Source Framework
• Used Spring Batch to process the CSV files.
• Used Spring DAO concept in order to interact with database (DB2) using jdbc template.
• Developed front end screens using HTML, CSS, JavaScript, jQuery and AJAX.
• Implemented the DAO and Business Delegate design patterns
• Used Spring IOC for depending Injection.
• Used Maven for integration and building of the project.
• Used SVN for version control.
• Used IBM WebSphere as an application server and IBM http server as a webserver to serve the http request from multiple customers.

Environment: Java, J2EE, Agile/SCRUM, TDD, Spring Dependency Injection, Hibernate, Log4j, JUnit, SOAP, JSP, OSGI, Spring Batch, HTML, CSS, JavaScript, jQuery, Ajax, DAO, Spring IOC, Maven, SVN, IBM WebSphere, JDBC, DB2

Java Developer

Confidential

Responsibilities:

• Construct Interfaces for Public classes and detailed private classes using J2EE.
• Involved in build (using ANT), deploy and test the services.
• Resolve the DefectChangeRequests (DCR) and raisingModificationRequests (MR).
• Used Axis to develop, build and deploy the web services in the production environment.
• Used Servlets and JSP’s in developing the webapplications.
• Review, Revise and approve functional requirements.
• Used JavaRMI to write distributed Objects and wrote shellscripts for building and deploying the applications.
• Used Oracle as the Database to retrieve the customer records using some RWAgents and ROAgents and integrated using Perl.
• Configured JMSQueues and setup the JDBC pools.
• Implemented JMS messaging interface with MQ Series.
• Developed the Database interaction classes using JDBC, Perl.
• Created UMLDiagrams using RationalRose.
• Ship the application package to Performance, System and UAT.
• Review and Revise the validation requirements.

Environment: J2EE, UNIX, AIX, CORBA, UNIX Shell Scripts, Perl, JDBC, WSAD, Struts, Servlets, ANT, UML, Microsoft Visio, EJB, Oracle, API, PL/SQL.