SUMMARY

• 9 Years of experience in all the phases of software application involving Analysis, Design, Development, Testing and Implementation of application software with JAVA/J2EETechnologies.
• Experienced strongly in Design and development phase of multi - tier web based applications using J2EE technologies JAVA 8, Servlets, JSP, Oracle, MySQL and JDBC.
• Highly Experienced in Design and Development of both Rest and Soap based Webservices.
• Experience in building enterprise Applications and Distributed Systems using technologies such as Core Java,J2EE(Servlets, JSP, JSF, EJB, Hibernate, Spring,Struts,JDBC, JMS) and XML.
• Experienced in the functional usage of business applications using WebLogic, Web Sphere,IBM WebSphere Application andPortalServer (WAS/WPS), JBoss and Tomcat.
• Experienced in developing UML artifacts including Class Diagrams, Sequence, Activity and Deployment Diagrams.
• Extensive experience in developing batch jobs using open source framework like Spring Batch framework.
• Hands on Service Oriented Architecture using Web Services with SOAP, WSDL, and UDDI for developing applications. Knowledge of a variety of process methodologies, modeling techniques and BPM tools
• Expertise in XML and schemas like XSD, DTD and parsers like JAXP (SAX & DOM) and JAXB.
• Expertise in MVC 2 Architecture using struts, spring with features like the Validation Framework, Tiles Framework, and Internationalization.
• Experience in integrating the internal security model into new projects with Spring Batch, Spring Boot and Pivotal Cloud Foundry.
• Experienced in implementing Service Oriented Architecture (SOA) with XML based Web Services (SOAP/UDDI/WSDL) using Top down Approach and Bottom up Approach.Developed ANT scripts, and used MAVEN tool to build and deploy J2EE Applications.
• Deep noledge of Angular.JS practices and commonly used modules based on extensive
• Expertise in configuring version controls like CVS, SVN, Clear Case and VSS.
• Expertise with distributed technologies like Enterprise Java Beans (EJBs)
• Experienced in using IDEs such as Eclipse, My Eclipse, IntelliJ, RAD, and Net Beans.
• Extensively worked on designing User Interface (UI) applications and professional web applications using HTML, DHTML, XHTML, XML, XSL, XSLT, JQuery, D3.js, JSON and CSS.
• Expertise in client scripting language and server side scripting languages like JavaScript, Angular.JS, jQuery, JSON, Node.js, Action Script, JSF and JSP.
• Extensively worked on Java, J2EE Technologies like, Spring, Struts, JSP, Servlets, EJB, JMS, XML, RMI, WebSphere, Tomcat, Oracle, SQL, PL/SQL, etc.
• Strong hands-on experience with Spring MVC Controllers, Validators, Spring Annotations, Spring tag library, Inversion of Control (IOC), Application Context configuration, Spring Aspect Oriented Programming (AOP), Spring DAO, JPA, Hibernate, Spring Security
• Extensive worked on MVC architecture and J2EE Design Patterns like Singleton, Session Facade, Service locator, DAO, DTO, and Business Delegate in the development of web based and distributed Enterprise Applications.
• Solid experience in application development as a Java/J2EE developer using Web Sphere Application Server v7.0 and WebSphere Studio Application Developer.

TECHNICAL SKILLS

Programming Languages: Java/8, J2EE, SQL, PL/SQL, C, C++

Operating Systems: UNIX, Redhat Linux, IBM AIX, Sun Solaris, Windows.

Java/J2ee Technologies: SOAP, RESTful Web service, Java, JPA, JMS, JDBC, Servlets, JSP, Struts, EJB, JSTL, JMS, XML (DOM, SAX), Spring, Hibernate, Web Services, WSDL

Client Side Programming: JavaScript, HTML, DHTML, CSS.

RDBMS: Oracle, MySQL, SQL Server, DB2.

Application Server: WebLogic, Tomcat, WebSphere, JBOSS 5.1

Tools: Ant, VNC, Toad, SQL Developer, Junit

Framework: Spring Core, Spring AOP, Spring Batch, Spring MVC, Struts.

Design Tools: Rational Rose, UML, Erwin.

Version Control: VSS, Clear Case, CVS, SVN

PROFESSIONAL EXPERIENCE

Confidential, Long beach, CA

Sr. Java Developer

Responsibilities:

• Extensively used CoreJava 8API, Spring API in developing the business logic.
• UsedJava8features in developing the code like Lambda expressions, creating resource classes, fetching documents from database.
• Worked in AGILE based development Environment.
• Extensively used the J2EE design patterns like Session Façade, Business Object (BO), Service Locator, Data Transfer Object (DTO) and Data Access Object (DAO), Singleton, Factory.
• Designed and Developed Representational state transfer (REST) based services and Simple Object Access Protocol (SOAP) based services as part of the requirement.
• Very capable at using AWS utilities such as EMR, S3 and Cloud watch to run and monitor Hadoop/Sparkjobs on AWS.
• Used Spring Core and theInversion of Controlmodule of Spring framework
• Method references are used provided inJava8to make use of methods already named.
• Developed user interface components using JSP and tag libraries.
• Extensive work with GIT for version control. Proficient with command line, source tree, and in built repository handler in Xcode.
• Used Oracle as database and Involved in the design and development of PL/SQL backend implementation.
• ImplementedApacheKafkato provide a unified, high-throughput, low-latency platform for handling real-time data feeds.
• Responsible for support and maintenance of batch jobs, implemented Spring Batch for huge number of transactions.
• Implemented data-binding and MVC using AngularJS 4 for front-end development of a current web application.
• Creating REST API and Spring Batch Jobs to write/read data from Oracle.
• Using Angular.JS factory and services for dependency injection.
• Using Eclipse as IDE for developing and debugging the application.
• Designed and developed Web Services for building the middleware distributed components and deployed them on application servers.
• Created custom readers, processors, Validators, Field Extractors for various Spring Batch application.
• Implemented DAO layer using JPA (Hibernate framework) to interact with database.
• Designed and developed web pages using HTML, JSP, JavaScript and XSLT, involved in writing new JSPs, designed pages using HTML and client validation using JavaScript and jQuery.
• Performed Unit testing and Integration Testing.
• Involved in Agile methodology with respect to the successful development of the project.
• Configured local Maven repositories and multi-component projects and scheduled projects in Jenkins for continuous integration.
• Experienced with the Spark improving the performance and optimization of the existing algorithms in Hadoop using Spark Context, Spark-SQL,DataFrame, Pair RDD's, Spark YARN.
• Performed File system management and monitoring on Hadoop log files.
• Have extensive experience in building and deploying applications on Web/Application Servers.
• Supported the applications through debugging, fixing and maintenance releases.
• Developed UNIT test cases using JUNIT and Mockito and configure through Maven surefire plugins to be part of continuous integration.
• Involved in Units integration, bug fixing and User acceptance testing with test cases.
• Designed and developed applications using Agile Methodology.
• Developing Web Services that included developing WSDL that included document/literal as well as literal styles, and SOAP Bindings.
• Developed application using JMS for sending and receiving Point-to-Point JMS Queue messages.
• Configured Hibernate second level cache usingEHCacheto reduce the number of hits to the configuration table data.
• Importing the data intoSparkfrom Kafka Consumer group usingSparkStreaming APIs.
• Used Eclipse for developing the application.
• Installed, configured, and managed the servers (AWS, Linux, Apache, MySql, MongoDB, Groovy/Grails, Hudson/Jenkins, JIRA, GIT, and JUnit).
• Used Spring Framework for Dependency injection and integrated.
• Designed and implemented DAO, Factory and DTO Design Patterns.
• Designing, creating database, writing DDL, DML statements and populating the Oracle database.
• Developing End-User friendly GUI using JSP, HTML, DHTML, JavaScript & CSS
• Implemented MVC design pattern using Spring MVC and JSP.
• Involved in designing of user interface.
• Used JavaScript, Angular.JS 4, and AJAX technologies for front end user input validations and Restful web service calls.
• Developed reusable components using Custom Directives in Angular.JS.
• Used Angular.JS 4 framework for building web-apps and is highly efficient in integrating with Restful services.
• Developed applications using Angular.JS single page applications SPAs to improve page performance.

Environment: Java/8, J2EE, RESTful Web Services, SOAP Webservices, Hibernate, Spring MVC, Eclipse IDE, AngularJS2/4, JSP, JSTL, HTML5, CSS3, JavaScript, Web Sphere, XML, XSD, Linux, UML, Rational Rose, Oracle, Maven, SVN, SOA, Design patterns, JMS, JUNIT, log4J, Spring Batch, WSDL, JSON, JNDI.

Confidential, Alpharetta, GA

Sr. Java Developer

Responsibilities:

• Designed and developed application using Spring Framework-IOC/DI, Spring MVC, Servlets, POJO and EJB integrating with Hibernate framework.
• Implemented the Spring dependency injection of the Database helper instance to the action objects.
• Coded Java backend, JSP, Struts, JavaScript, Business classes
• Used AJAX and JavaScript for validations and integrating business server side components on the client side with in the browser
• Created frontend using EXTJS framework.
• Used JavaScript for Client Side validations.
• Developed SOAP web services utilizing business logic for CRUD functionality and Rest Easy web services for creating reports
• Worked on PL/SQL and created views, triggers, procedures, function and stored procedures.
• Responsible for maintaining code changes in GIT with our own EDI branch.
• Responsible for coding SQL Statements and Stored procedures for back end communication using JDBC
• Experience in Automation testing using Selenium Web Driver, JUnit and ANT.
• ConductedAutomation testingusing the Standards, guidelines and structured methodology in testing the application.
• Developed Java and EJB in Mainframe DB2 environment
• Used Web Services (SOAP) for transmission of large blocks of XML data between two interfaces.
• Developed the Web Services Client using SOAP, WSDL description to verify the credit history of the new customer to provide a connection.
• Used templating engines for creating JavaScript template using underscore.js andreact.js.
• Written shell scripts to copy output files to a different location after the output files are created from spring batch applications.
• Used NetBeans as an IDE for developing the application.
• Designed and developed Spring Batch Applications to read data from flat files and databases.
• DevelopedReactJS pages, Web services calls and AJAX calls for the application.
• Used JUnit framework for unit testing of application and Log4j to capture the log that includes runtime exceptions.
• Implement the JavaScript/jQuery frameworks such as React.js, Node.js for MVW/MVC framework.
• Implemented NO-SQL DB (Mango DB/Cassandra) to store poisoned messages.
• Configuring, implementing and supporting High Availability (Replication) with Load balancing (sharing) cluster of Mongodb having TB's of data.
• Good Exposure on JavaScript, HTML5, CSS3, node.js, backbone.js, typescript, microservices, Restful APIs, Elastic Search, JQuery, Junit, bootstrap and Angular JS.
• Followed MVC Structure and used Angular.JS to develop Single page Application.
• UsedANTproject management tool for build and deployment of the application.
• Using OOP Principals (SOLID) to satisfy the different application needs within a centralized and manageable architecture.
• Implemented business process work flow in Spring Batch and providing ability to user to perform step level operations like stop/restart steps.
• UsedANTto define the dependencies / plugins and build the application.
• Used spring framework for Dependency Injection as well as for loose coupling
• Built enterpriseJavaapplications using POJOs and lightweight frameworks such as Spring, and Hibernate.
• Utilized Web sockets andNode.jsto provide real time support for the Matrix Portal.
• Implemented build stage-to build the Micro Service and push theDockerContainer image to the privateDockerregistry.
• Designed table architecture and developed DAO layer usingCassandraNoSQL database.
• Expertise in Java Script and AJAX calls. Expertise in jQuery plugins and Angular components.
• Developed user interface using JSP, JSP Tag libraries JSTL, HTML, CSS, JavaScript to simplify the complexities of the application
• Experience in developing front-end applications using HTML, DHTML, XML, JavaScript, CSS, JSF, and Ajax.
• Developed multiple POCs to create an interface between Backend to Frontend by using MONGODB, ExpressJS, AngularJsandNode.js.
• Experience in Agile, Test Driven Development (TDD) and Waterfall methodologies.
• Development of frontend (Client side) using JSP, CSS, JQuery, JavaScript
• Persisted data from database, leveraging Hibernate and SQL Server.
• Designed and developed the application using agile methodology and followed TDD, Scrum.
• Designed UML diagrams using UML and Rational Rose.
• Developed JSP pages and Servlets for customer maintenance
• Used the NetBeans as IDE, configured and deployed the application onto WebLogic application server using build scripts to automate the build and deployment process.
• Used Web Services for creating rate summary and used WSDL and SOAP messages for getting insurance plans from different module and used XML parsers for data retrieval.
• Develop SOA (SAAS), service documents for Enterprise Applications.
• Developed Approved requirements with assign share functionality using JSP and mail notification using JMS.

Environment: Java, J2ee, Spring, Hibernate, Struts, AJAX, JSF, EXTJS, Spring Batch, JavaScript, CSS3, HTML5, PL/SQL, JDBC, CRUD, SOAP, Web Services, NetBeans, WebSphere, Junit, Scrum, UML, JSP, JSTL, Servlets, ANT, JIRA, JRules, SOA, JMS, Apache tomcat.

Confidential - Atlanta, GA

Sr. Java Developer

Responsibilities:

• Involved in the analysis, design, and development and testing phases of application using AGILE SCRUM methodology.
• Implemented MVC architecture application using Spring, JSP & Java beans.
• Extensively Used JavaScript and Ajax to provide the users with interactive, Speedy, functional and more usable user interfaces.
• Extensively worked with Hibernate Query Language (HQL) to store and retrieve the data from Oracle database.
• Implemented application level persistence using Hibernate and spring.
• Designed the Front-end screens using JSP, HTML, CSS and JSON.
• Created and maintained the configuration of the Spring IOC Container.
• Developed Business Layer and DAO Classes and wired them using Spring Framework.
• Integrated spring (Dependency Injection) among different layers of an application
• Integrated Hibernate with Spring for persistence layer.
• Configured Struts, Hibernate framework with Spring MVC.
• Used GIT for source code maintenance.
• Created custom readers, processors, Validators, Field Extractors for various Spring Batch application.
• Used spring batch framework to create custom readers and writers to work with the application.
• Integrated version controller-GIT with the spring application to connect the GIT server and managing the code.
• Used Spring AOP for cross cutting concerns like logging and exception handling.
• Created various spring boot and spring batch applications to connect them to various databases and created queries to retrieve data and modify the tables for the databases.
• Created REST web services for populating and saving data from/to database.
• Supported the applications through debugging, fixing and maintenance releases.
• Involved in the Maintenance and Code changes from existing code, Support of the System.
• Involved in the configuration management using SVN.
• Used Jenkins and Maven scripts for automating the process of building, testing and deploying the system.
• Developed the test cases using JUnit to test.
• Deployed application in WebLogic Application Server.
• Migrated development team from Subversion to Git version control while maintaining previous SVN history.
• Created several Exception classes to catch the error for a bug free environment and logged the whole process using log4j, which gives the ability to pinpoint the errors.
• Involved in communicating with offshore team to resolve the applications production issues and to deliver the best quality application enhancements to the client.

Environment: Java, JSP, Spring(MVC, ORM, IOC, JDBC), Spring Batch, Hibernate, Web Services, JDBC, JavaScript, HTML5, CSS3, JSON, REST, WebLogic, Jenkins, Maven, SVN, Eclipse 3.4, Log4j, Oracle 10g, Xml, Windows.

Confidential

Java Developer

Responsibilities:

• Implemented Java/J2EE Design patterns like Business Delegate and Data Transfer Object (DTO), Data Access Object and Service Locator.
• Implemented Spring Batch for processing large volumes of records, including logging/tracing, transaction management, job processing statistics, job restart, skip, and resource management in the application using Quartz scheduler.
• Implemented Model View Control (MVC) architecture using Struts framework
• Used MVC pattern for GUI development in JSF and worked closely with JSF lifecycle, Servlets and JSPs are used for real-time reporting which is too complex to be handled by the Business Objects
• Created several JSP's and populated them with data from databases using JDBC
• Developed and Designed Interfaces using JSP and Servlets.
• Worked with QA team for testing and resolving defects.
• Developed Microservices with Spring boot and Spring Batch along with the test cases.
• Used ANT automated build scripts to compile and package the application.
• Developing front end of application using HTML, CSS, backbone.js, Javascript, jQuery.
• Used Angular.js framework where data from backend is stored in model and populated it to UI.
• Developed and implemented the MVC Architectural Pattern using Struts Framework including JSP, Servlets, EJB, Form Bean and Action classes.
• Involved in various phases of Software Development Life Cycle (SDLC) of the application like Requirement gathering, Design, Analysis and Code development.
• Hands on experience with MVC Javascript frameworks such as Backbone.js, Angular.js and Node.js.
• Implemented server side tasks using Servlets and XML.
• Helped developed page templates using Struts Tiles framework.
• Implemented Struts Validation Framework for Server side validation.
• Developed JSP's with Custom Tag Libraries for control of the business processes in the middle-tier and was involved in their integration.
• Used GitHub as the distribution version control system.
• Implemented Struts Action classes using Struts controller component.
• Developed Web services (SOAP) through WSDL in Apache Axis to interact with other components.
• Managed the github pull requests and synchronization of six programmers code.
• Implemented EJBs Session beans for business logic.
• Used parsers like SAX and DOM for parsing xml documents and used XML transformations using XSLT.
• Wrote stored procedures, triggers, and cursors using Oracle PL/SQL.
• Created and deployed web pages using HTML, JSP, Javascript and CSS.
• Wrote JUnit Test cases for performing unit testing.
• Used Rational Clear Case as Version control.
• Built Angular.js framework including MVC architectures, different modules, specific controllers’ templates, custom directives and custom filters.
• Designed and created SQL Server Database, Stored Procedures
• Extensively used XML, JSP, Javascript, AJAX, Servlets to drive the application / request user input from backend.

Environment: Java1.5, JSP, JDBC, Spring Core 2.0, Struts 1.2, Spring Batch, Hibernate 3.0, Design Patterns, XML, Oracle, PL/SQLDeveloper, Weblogic 10.3, Apache Axis 1.2, ANT, Clear case, JUnit, UML, Web services, SOAP, XSLT, Jira.