PROFESSIONAL SUMMARY:

• Oracle Certified Java Developer with 8 years of Professional experience and demonstrated ability to successfully implement complex large - scale, N-tier, distributed, real-time enterprise applications.
• Worked in all phases of Software Development Life Cycle (SDLC) processwhich incorporates requirement gathering, analysis, design, development, implementation, testing and documentation.
• Worked in various application development methodologies like Agile/Scrum, waterfall, prototype development.
• Strong hands on experience in developing the Enterprise and Web applications on n-tier Architecture using Java/J2EE and Java based technologies such as servlets, JSP, spring, hibernate, EJBs, JNDI, Web services, XML&JSON, JPA, JMS and JDBC.
• Proficient in designing UI using JSP, HTML5, CSS, XHTML, DHTML, JavaScript, JQuery, XML, JSTL,AJAX, Bootstrap and AngularJS
• Worked with spring security, spring validation, spring IOC, spring AOP, spring-hibernate, spring JDBC integration on various web applications.
• Worked on MVC (Model View Controller) architecture for developing applications usingtiles, JSP, JavaBeans, and Servlets.
• Expertise in software design patterns likeBusiness Delegate, Service Locator, Data Transfer Objects, Data Access Objects, Abstract Factory, Factory Method, Singleton, Session Façade, Template Method, Strategy Pattern.
• Developed data models using Hibernate Object relational Mapping (ORM) and used hibernate annotations.
• Proficiency in creating complex schemas and writing complex SQL, HQL queries, Stored Procedures and Triggers. Also worked on mapping Java classes with database using hibernate.
• Experienced in using RDBMS like Oracle, MySQL and PostgreSQL.
• Expertise in creating REST API’s using spring controllers and SOAP API’s using JAX-WS.
• Hands on experience in configuration and deployment of multi-tier applications using serverslike IBM Websphere, Web Logic, Apache Tomcat, JBoss and GlassFish.
• Knowledge of build tools such as ANT, Maven and Hudson.
• Worked in Object Oriented Analysis and Design(OOAD) Methodology and Programming usingUnified Modeling Language(UML), Rational Unified Process (RUP) using Rational Rose and Microsoft Visio 2003.
• Experience working in Eclipse, JDeveloper, IntelliJ, RAD IDE’s.
• Hands on experience in Log4j for logging Java applications, Junit for unit and integration testing.
• Implemented Apache Lucene and ApacheTika for content extraction, indexing and searching.
• Experience working in virtual as well as multinational project teams.
• Assisted Project Manager and Project Leadin defining scope, time and effort estimates of the project
• Excellent Communication, quick learning, Interpersonal and client interfacing skills, critical thinking, problem solving and analytical skills

TECHNICAL SKILLS:

Languages: C, C++, Java JDK 1.4/1.5/1.6/1.7, J2EE, PL/SQL, Python

Operating system: Windows, Unix(Solaris and Linux).

J2EE Technologies: JDBC, Hibernate, JSF, XML Parsers, JSP, JSTL, Servlets, Portals, EJB, JNDI, JMS,JavaMail,Spring, Java Beans, SOAP, RESTful Web servicesFramework: MVC, Spring, Tiles, Hibernate, Struts, EJB, iBatis

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

Web Technologies: HTML, DHTML, Java script, CSS, AJAX, JQuery, Bootstrap, AngularJS, Node JS

Web/App Servers: Web Logic, Websphere, JBoss, Apache Tomcat, GlassFish

RDBMS: Oracle11g/10g/9i/8i/7.x, DB2, MySql, PostgreSQL, SQL Server

Tools: Tortoise SVN, PgAdmin, TOAD, SQL Developer, CVS, Sub Version, SoapUI, Github, RAD, Ant, Maven, Hudson, Log4j, Junit

Concepts: UML, Design Patterns.

Developer Tools (IDE): Eclipse, JDeveloper, IntelliJ

Lifecycle Methodologies: Agile, Waterfall

PROFESSIONAL EXPERIENCE:

Confidential, Phoenix, Arizona

Senior Java/J2EE Developer

Responsibilities:

• Analyzed user requirements and wrote technical design specifications in collaboration with IT architecture team.
• Working in agile environment and participated in all phases of software development lifecycle including design, analysis and implementation.
• Designed UML diagrams by following OOAD principles .
• Implementation in front end technologies using Bootstrap UI along withHTML, CSS, Javascript, JSP, JQuery.
• ImplementingAngularJS to bind data to HTML using expressions.
• Used Tiles framework and integrated with Spring MVC to simplify and manage the development of user interface pages.
• Spring Dependency injection is used for efficient implementation.
• Wrote Java code with features including collections, multithreading and exception handling.
• Wrote code forSpringsecurity, spring validations, spring MVCfor integrating different layers of application.
• Designed the application in layered approach following the step procedure from Service, DAO and Controllers.
• Performed Object Relational Mapping for Hibernate and integrated with spring for accessing data from the database.
• Used Named Queries to get all Hibernate Query Language (HQL) data.
• Worked on developing and integrating SOAP based services.
• Used Apache Lucene for indexing and searching of large documents and Apache Tikka for extracting of texts and metadata.
• Designed application using caching framework Ehcache to cache data.
• Called REST web services through AngularJS to get JSON Object and converted the response object to display in the user page.
• Created AngularJScontrollers, services and filters to have a dynamic visualization of data.
• Developed efficient chat server by utilizing the services of Node.js to be faster and effective.
• Developed the CRUD API for the Restful WebServices.
• Performed parsing of XML files using DOM/SAX parsers .
• Worked and deployed using Tomcat web server .
• Wrote JUnit test cases for unit, integration, and functional tests, run automatically by Jenkins in the builds triggered by each push to Git.
• Used log4j to print logging and warning on the console.

Environment: Java 7, J2EE, Eclipse, HTML, JavaScript, XML, JSON, Bootstrap, AngularJS, JSP, Servlets, Spring, Hibernate,JNDI, MYSQL, Apache Tomcat, REST and SOAP Web services,UML, Rational Rose, Log4J, Tortoise SVN, Unix, Win XP.

Confidential, Atlanta, GA

Senior Java/J2EE Developer

Responsibilities:

• Project requirements gathering from users, created use cases, class diagrams and sequence diagrams.
• Working in the Agile(Scrum) environment with 2 week sprint process.
• Responsible for developing Use case diagrams, Class diagrams, Sequence diagrams and process flow diagrams for the modules using UMLand Rational Rose.
• Developed Graphical User Interfaces using HTML, CSS, Javascript, JQuery and bootstrap
• Developing webpages by leveraging controllers and services of AngularJS framework .
• Used Singleton, Spring MVC, Hibernate, Factory Pattern and DAO design patterns.
• Developed the application using Spring Framework that uses Model View Controller (MVC) architecture using Spring, custom and JSTL tag libraries.
• W rote authentication and authorization classes and manage it in the front controller.
• Developed application service components and configured beans using Spring IOC .
• Developed DAOs using DAO Design Pattern to insert and update the data.
• Designed and developed pages usingGWT (Google Web tool kit).
• Involved in working with JMS Queues (Producers/Consumers) in sending and receiving asynchronous messages via MDBS .
• Designed and developed the messaging framework using JMS.
• Using Hibernate framework for relational mapping of java classes to the database and for the data persistence. Developed one-many, many-one, one-one annotation based mappings in Hibernate.
• Involved in writing queries in Hibernate query language (HQL) and hibernate named queries.
• Developed server-side services using Java, spring, Web Services (SOAP, Restful, WSDL, JAXB, JAX-RPC) , SOA (Service oriented architecture).
• Called REST web services through AngularJS to get JSON Object and modified the response object to display in UI.
• Developed and Performed Test Batches/Interfaces as per design requirements.
• Used Maven to create WAR and EAR files.
• Used LOG4j to log regular Debug and Exception statements.
• Implemented Apache Tika and Lucene for indexing and search results.
• Tested the whole module using SOAPUI.
• Involved in writing database connection classes for interacting with Oracle database. Incorporated Singleton Pattern to implement the database access classes.
• Developed SQL, HQL procedures for login module and written complex SQL queries and stored procedures.
• Used Junit for unit testing codes
• Performed defect monitoring and resolution using JIRA

Environment :JAVA 6, J2EE, Eclipse, JSP, HTML, CSS, JavaScript, Bootstrap, Angular JS, Servlets, Oracle11g, Tomcat, Spring 3.0, Hibernate 3.0, JBOSS, Web Services, SOAP, WSDL, UML, XML, Junit,Github, Maven, JIRA

Confidential, New Brunswick, NJ

Java/J2EE Developer

Responsibilities:

• Worked in agile software development lifecycle methodology and followed sprint of 15 days.
• UML to design class diagrams, sequence diagrams and prepared technical documents.
• Used HTML, XHTML, CSS, JQuery and Angular JS, node JS and Java script for web designing and implementation.
• Used CSS and D3J charts extensively for styling the HTML documents.
• Implemented modules like APIs, Collections, Multithreading, Exception handling, and integrating the modules.
• Used Spring IOC, AOP and used Spring MVC Framework to develop the application.
• Implemented security for service layer using spring security.
• Worked on Restful Services, components design and Caching Services
• Used iBatis framework with Spring Framework for data persistence and transaction management.
• Defined service layer using EJB 3.0. Defined remote and local services using JNDI names.
• Used MDB's to read the messages from JMS queues for asynchronous communication.
• Used Java Mail API , and implemented an automated functionality to generate e-mails.
• Worked on the consumption side of SOAP based Web services using AXIS, SOAP UI, JAXB .
• Used JAX-RS to create Web portals based on RESTful web services .
• Parsing complex XML’s using SAX/DOM parsers for data extraction.
• Implemented logging mechanism using Log4j Framework and Junit for unit testing.
• Fixed many issues arising from Integration Testing to the User Acceptance Testing.
• Integrated different modules together and involved in major decision making process of the application flow.
• Used Web sphere Application Server to create, debug and deploy application modules.
• Participated in the code reviews for various initiatives, performed static code analysis to follow the best practices for performance and security.
• Written stored procedures in MYSQL to validate data and ensure system integrity for various tests based on different specifications.

Environment: Java 1.6/1.7, Eclipse,JSP, HTML, DHTML, Ajax, JQuery, Javascript, Spring MVC, IBatis, MYSQL, Tomcat, XML, XPath, XSLT, Axis 2.0, JAXB, IBM WebSphere 6.1, log4j, JIRA, Unix, REST & SOAP.

Confidential, Dallas, Texas

Java/J2EE Developer

Responsibilities:

• Wrote detailed design specifications, Traceability matrix sheet and Test Requirements
• Wrote code implementing modules like data structures, collections, exception handlings and multithreading during the customer information module, statement module and other with Java.
• Worked with Microsoft Visio for creating Use case diagrams, system flow and sequence diagrams
• Participated in the design analysis and development phases of Agile Software Development.
• Designed and implemented front end applications using JSP, Servlets, HTML, CSS and JavaScript, JQuery. Used JSON/XML as the data transfer methods.
• Used AJAX and JavaScript for Server side/client side validation.
• Developed the application using MVC Architecture using JSP and Servlet.
• Used Design Patterns like Singleton, Factory, Session Facade, Service Locator , and Data Transfer Object
• Implemented the project using JSP and Servlets, JDBC, Session beans and Entity beans.
• Developed the persistence layer using Hibernate Framework by configuring the Hibernate mapping files and created DAO and PO.
• Used JAX-WS 2.0 for building of Web Services . Also developed the web service client applications to test the web services. Tested the web service using SOAP UI.
• Involved in design using RUP and implemented SOA, SOAP next generation system on distributed platform.
• Used JavaMail API to build mail and messaging applications.
• Successfully handled JSON/XML data and carried out JSON/XML parsing for form submissions and DOM manipulation.
• Actively involved in writing SQL using SQL query builder.
• Used DAO pattern to retrieve the data from database.
• Used SAX and DOM XML/JSON parsers in the application.
• Worked with WebSphere 6 application server that handles various requests from Client.
• Developed test cases using JUnit .
• Deployed the application on to Glassfish Server.
• Used Log4J to monitor the Error Logs.
• Used JIRA for bug tracking, issue tracking, and project management.

Environment: Java, Spring, Hibernate 2.0, Servlets, WSDL, HTML, JavaScript, AJAX, XML, JSP, MVC, JUnit, ANT, WebSphere 6,JDeveloper, UML, SOA, JAX-WS 2.0, SOAP UI, SOAP, DOM, SAX, Tortoise SVN, Log4J, DB2, JIRA, RAD.

Confidential

Java/J2EE Developer

Responsibilities:

• Used use cases, class diagrams for the development of the application.
• Actively participated in all phases of the System Development Life Cycle (SDLC).
• Performed System Analysis and Design methodology as well as Object Oriented Design and Development using OOAD methodology to capture and model business requirements.
• Captured the requirements in the form of Use cases, non-functional specifications and business rules.
• Developed front end with JSP using Struts Tag libraries, JSTL and JavaBeans.
• Performed Client side validations using JavaScript and Server side validations using in built Struts Validation framework.
• Designed and developed web pages using HTML, JSP, CSS, Javascript, AJAX, JQuery.
• Designed and developed Application based on Struts Framework using MVC pattern, created Hibernate mapping files and generated database schema.
• Configured server side resources like DataSource, Connection Pooling (CP).
• Implemented Design patterns like Factory, Singleton, Business Delegate, Adapter, MVC, Front Controller and DTO.
• Defined service layer using EJB. Defined remote and local services using JNDI names.
• Developed EJB's Entity Beans and Session Beans.
• Used JMS ( Java Messaging Service) for asynchronous communication between different modules.
• Used Hibernate to store the persistence data into the database and wrote HQL to access the data from the database.
• Used XML, WSDL, UDDI, SOAP, SAX parser and Web Services for data communication between different applications.
• Wrote Build Script for compiling the application.
• Deployed application in the WebLogic application server .
• Developed build script using Maven and version control using CVS .
• Used Log4j logging framework to debug the code.
• Used Ant scripts to fetch, build and deploy the applications to development environment.
• Created PL/SQL stored procedures to generate dynamic queries to access the Table columns and output the results to XML document.
• Involved in regression testing, evaluating the response times, and resolving the connection pooling issues.

Environment: Java, J2EE, Servlets, JSP, Struts, Hibernate,EJB, Java Beans, JavaScript, HTML, XML, XSLT, XSL-FO, CSS, AJAX,MySQL, Eclipse, WebLogic Application Server v9.0, Apache Tomcat Web Server,Waterfall model,Maven, log4j, JUnit, CVS.

Confidential

Java developer

Requirements:

• Requirement gathering from the users and analysis
• Involved with the development team to come with the functional design and implementation of the project.
• Developed modules to create, view, delete and search the weekly reports of the QA team using Java, JDBC.
• Extensively worked on OOPs concepts such as Inheritance, Polymorphism, Abstraction and Encapsulation and worked on Collections framework
• Implemented the User Interface using JSP, AJAX, JavaScript, HTML, CSS, Struts Tag Library.
• Built UI in DOJO/AJAX and Struts2 tags for various customized screens for different types of user.
• Used Façade Design patterns for entity bean and session bean interaction.
• Developed STRUTS forms and actions for validation of user request data and application functionality.
• Developed JSP's with STRUTS custom tags and implemented JavaScript validation of data.
• Created SOAP Handler to enable authentication and audit logging during WebService calls.
• Wrote PL/SQL queries and created stored procedures and invoke stored procedures using spring JDBC.
• Used EJBs in the application and developed session beans which implements business logic.
• Created Struts -config.xml, Web.xml, Validation.xml files to integrate all the components in the Struts framework .
• Designed and created the database tables in Oracle 10g using SQL/ PL-SQL.
• Worked and deployed using Web sphere server.
• Used log4j for logging to log user understandable messages and used Junit for testing purposes.

Environment: J2EE, JAVA, JSP, Servlets, HTML/DHTML, XML, Swing, JDBC, EJB, JavaScript, Struts, Apache Tomcat, CVS, SQL, Oracle, IntelliJ.