SUMMARY

• Over 6+ years of experience, involved in development, system testing, debugging, implementation and maintenance of software applications using Java.
• Hands on experience in design and development of web, client - server environments and enterprise applications using CoreJava and J2EE technologies like Spring, Hibernate, JSP, Servlets, Struts, JDBC, JavaBeans, EJB.
• Experience in using the JavaScript frameworks JQUERY, Angular.js, Backbone.js, and React.JS Node.js & Twitter Bootstrap.
• Strong experience of developing data models using Hibernate ORM tools, POJOs and configuring Hibernate persistence layer.
• Good working experience in processing large datasets with Spark using Scala and Pyspark and Familiar with JSON based REST Web services.
• Expertise in Development of several types of forms and reports using OracleAPEX versions.
• Experience in Agile development methodology, waterfall and TDD (test driven development).
• Experience developing spring based Javamicroservices.
• Have Extensive experience in learning and practices newer tools like Solr, Elastic search, Kibana, Lucerne, Spotfire. Built Analytics KPI engine using Python and PIG.
• Experience in Applications using AJAX, Object Oriented (OO) JavaScript, JSON, JSONP, and XML.
• Valuable experience in Shell Scripting, SQL Server, UNIX and Linux, Open stock and Expertise python scripting with focus on DevOps tools, CI/CD and AWSCloud Architecture.
• Knowledge in implementing a full-fledged web app with NodeJS (express.js as webserver) &Cassandra.
• Experience in developing applications using amazon web services like EC2, Cloud Search, Elastic Loadbalancer ELB, S3, Cloud Front.
• Experienced in using C++ Standard templates, library's, Containers and Pointers.
• Well versed in designing presentation layer components using Servlets, JSP, JavaScript, C#, jQuery, JSON, AJAX, HTML, CSS and JavaScript.
• Experience in writing Sub Queries, Stored Procedures, Triggers, Cursors, and Functions on MySQL and PostgreSQL database and Implemented machinelearning algorithms in Spark and Python, for segmentation of data.
• Experience in developing Restful web services in JavaEE Spring framework and HibernateORM.
• Experienced in developing WebServices with Python programming language.
• Hands-on experience in designing and implementing SpringBootbasedservices, Restful Web Services and Spring MVC architecture.
• Expertise in JDBC API with Oracle 9i/10g/11g, MS SQL Server 2005/08, MySQL, DB2 and Microsoft Access.
• Experience in implementing Web Services (SOAP, WSDL) using Axisframework.
• Experience in dynamic web applications design using open source MVC, spring and StrutsFrameworks.
• Experience in importing& exporting various data sources using SQL Server Integration Services (SSIS).
• Worked with testing tools such as JUnit for Java, QUnit for JavaScript, and A/B Testing for Website Design and its traffic flow.
• Experience in implementing Core Java J2EE design patterns like Singleton, Factory Pattern, Business Delegate, Service Locator etc.
• Good learner with quick learning skills and good team member with communication skills.

TECHNICAL SKILLS

Languages: Java 8 (JDK), Java Swings, JSF, JUnit, Log4J, Ant, Maven, Python, Ruby on Rails.

Web Technologies: JSP, Servlets, Angular JS, JQuery, React.JS, Node.JS, EJB, Hibernate, Struts, Spring, JDBC, HTML5, DHTML and XML, CSS3, Web Services, WSDL, SOAP, MQ Series, Apache Camel, Kafka, Spring Boot, Express.js, J2EE, JSP, JMS, JNDI, XSL, Spring Web Services, Log4j

Web Services: SOAP, Restful Web Services

Frameworks: Struts, Spring, Hibernate, Spring MVC, Spring Web Flow, Spring IOC, Spring AOP, Groovy.

Application/Web Servers: Jboss, Glassfish 2.1, Web Logic, Web Sphere, Apache Tomcat Server.

IDE Tools: Eclipse (Juno, Galileo, Helios, Indigo ), Rational Application Developer (RAD) and Net Beans, STS.

Databases: Oracle 11g, MySQL, SQL, Mongo DB.

Cloud: AWS.

Version Control Tools: CVS,SVN, Clear Case, Git

Testing: Selenium, Karma.

Tools: Rational Rose, JBuilder, Visual Cafe, Visual Age Java, eclipse, MS-Office, Front Page, Ultra Edit, Clear Case, iReport .

Operating System: Windows, Linux, Unix, Mac, Solaris.

PROFESSIONAL EXPERIENCE

Confidential

Java Developer

Responsibilities:

• Actively participated in Object Oriented Analysis & Design sessions of the Project, which is based on MVC 2 Architecture using Spring Framework.
• Involved in Design, Development and Support phases of Software Development Life Cycle (SDLC). Used AGILE methodology and participated in SCRUM meetings.
• Designed the system based on SpringMVC Model architecture. Developed a business logic layer using SpringFramework and integrated Hibernate.
• Involved in migration of project from spring, Hibernate, SQL Server based framework for JDBC, Oracle based framework.
• Involved in the integration of spring for implementing Dependency Injection (DI/IOC).
• Used spring Object relational mapping (ORM) and hibernate for persistence in Oracle, created DAO's. Implemented ORMHibernateframework, for interacting with Data Base. Developed build Scripts using Maven to build and deploy the application.
• The build artifacts like wars and ears are deployed into a Web logic app server by integrating the WLST scripts to ShellScripts.
• Developing the RMS application to maximize the revenue by forecasting the demand based on the statistics.
• Responsible for developing DAO layer using Spring MVC and configuration XML's for Hibernate.
• Proficient in using React JS for creating reusable components along with sliders, charts, grids and handling events and DOM objects.
• Involved in creating slider component navigation bar using ReactJs for menus and highlighting user clicks.
• Handled all the client side validations, slide show, hide and show controls, dropdown menus and tab navigation using Angular JS and JQUERY.
• Used SpringMVC, SpringBatch and Jdbc Template for object-to-relational mapping from the database and creating POJOs.
• Responsible for developing a Rest API using Jersey Restful Webservicesframework to publish data on a dashboard. Authentication and authorization are provided by LDAP / Active Directory.
• Involved in writing HibernateHQL queries, PL/SQL stored procedures.
• Developed JMS components to send messages from one application to other application. Deployed the application in the Web Logic application server.
• Setting up the automatic build and deployment automation for Java base project by using Hudson and Maven.
• Used LISA for service virtualization across the platforms in the organization.
• Used AWS to deploy, configure dev and qa instances. Configured and managed EC2, key management and RDS instances.
• Used Jenkins for Continuous Integration and deployment into Web Logic application Server.
• Logging frameworkLog4J is used for log messages. Implemented log4j for application logging and to troubleshoot issues in debug mode.

Environment: JDK, Spring(DI, MVC, Tran Management, Integration, AOP), Hibernate, JAX-RS Web services, Apache CXF, JQuery, JQuery UI, AJAX, UML, MS Visio, JSTL, Oracle, Web Logic, Eclipse, JUnit, XMLSPY, SOAPUI, Log4j, Jenkins, PMD, Bootstrap, Angular JS, Node JS, HTML5, CSS3, Apache Camel, Active MQ, LISA, AWS.

Confidential

Java Developer

Responsibilities:

• Developed application using EclipseIDE using most of the Core and AdvanceJavaConcepts.
• Developed and Configured the Spring Configuration files for business and the persistence layers.
• Created Single Page Application with loading multiple views using route services and adding more user experience to make it more dynamic by using AngularJSframework.
• Implemented with Angular2 using its advantage including two-way data binding and templates.
• Designed dynamic client-side JavaScript code to build web forms and simulate process for web application, page navigation and form validation.
• Implemented Restful web services to perform some business activities.
• Involved in writing SQLQueries for Database CRUD Operations and verified the Data with the Production, Acceptance and Integration.
• Help Oauth module to pass OpenID Provider (OP) conformance tests and get certified by openID Foundation.
• Used Hibernate as ORM to map Java classes to data base tables.
• Used Hibernate Query Language (HQL) for accessing data from database and created HibernatePOJO Objects and mapped using Hibernate Annotations.
• Work on test-driven development by using Junit, Web Spec.
• Installed, Configured and Administered Jenkins Continuous Integration Tool
• Experienced in implementing Microservices, Service Oriented Architecture (SOA) with XML based Web Services (SOAP/UDDI/WSDL) using Top Down and Bottom Up approach
• Integration, deployment and automation of application servers Tomcat, Web Logic across Linux platforms using Ansible play books.
• Involved in the development of various use cases, classes and sequence diagrams using UML.
• Developed SOAP as well as Restful web services using JAX-WS, JAX-RS, and Apache CXF and tested the web services using SOAPUI.
• Developed Restful web services including JSON formats for supporting client requests
• Configured the IBMWeb Sphere application server and the deployed application on it.
• Installed Apache and integrate it with Jboss Application server
• Maintained GitHub as a source code repository and handled branching, tagging, merging process.
• Implemented the logging mechanism using log4jframework.
• Wrote client-side validations for DOJO and XML files which checks for the valid values for the different events that are being logged.
• Used Java Message Service (JMS) API to create, send, receive, and read messages to main asynchronous.
• Tested components using JUNIT& Mockito during development.
• Used Maven for building entire application and deploying.

Environment: Java, Spring, HTML5, CSS3, JavaScript, AJAX, Angular, Bootstrap, Servlets, Toad, PL/SQL, JSF, XML, WSDL, SOAP, CXF, REST, DOJO, JAX-RS, JAX-WS, IBM WebSphere, JMS, Eclipse, Microservices, GitHub, Mockito, Spring framework - DI, AOP, Batch, Hibernate, Maven.

Confidential

Java Developer

Responsibilities:

• Involved in gathering, analyzing and documenting business requirements, functional requirements and data Specifications for application development.
• Build with J2EE, Apache Tomcat, Web Logic, Maven, Spring Wicket, JUnit, Oracle, Spring, RESTFUL web services, JSON, Selenium and Cucumber
• Development of a well responsive SPA (single page application) using Angular JS framework in conjunction with HTML5, CSS3, JavaScript, JQuery, AJAX, standards with front-end UI team.
• Develop core Java programs for all business rules and workflows using spring framework.
• Used features of spring framework and O/R mapping tool Hibernate for rapid development and ease of maintenance.
• Implemented the back-end services using Spring Boot.
• Developed REST based services using Spring RESTAPI and Apache CXF.
• Implemented various pages in the application using Angular JS MVC framework and lodash JavaScript utility library.
• Used React JS that can fix any problems and there's no waiting for the next release of the entire framework, you simply throw up an issue.
• Experienced ECM proof of concept environment, involving SQL, Web Sphere Application Server, IBM Content Engine and WorkplaceXT.
• Parsing various format of files like XML, JSON format files and load into Oracle database with PythonXML and JSON modules
• Implemented and enhanced CRUD operations for the applications using the MVC (Model View Controller) architecture of Railsframework and Ruby conducting code reviews.
• Experience building Microservices for the delivery of software products across the enterprise
• Implemented a Continuous Delivery pipeline with Docker, Jenkins and GitHub and AWS AMI's.
• Built Lambda functions to save data snapshots into AWS S3 buckets using Node JS.
• Built backend REST API with Node JS, Express JS.
• Used the Atlassian products JIRA, Confluence and Bamboo in the business process.
• Followed Agile engineering approach using SCRUM, XP and Test to Design.
• Responsible for maintaining and expanding AWS (Cloud Services) infrastructure using AWS Stack especially worked with database setup and maintenance on AWSEC2.
• Checked the health and utilization of AWS resources using AWS Cloud Watch.
• Design and develop the presentation layer using JSPs, JQuery and Ext-JS using Sencha Architect.
• Upgrade of existing application platforms to latest versions of Oracle Web Logic.

Environment:: Java, Spring Framework, Hibernate, Web logic, Oracle, HTML5, CSS3, lodash, React JS, NodeJs, JavaScript, Web Services, REST, XML, ECM, Mockito, SOA, Kafka, Python, AWS, Ext-JS, Sencha Architect, Docker, Jenkin, GitHub, Microservices.

Confidential 

Java/ J2EE Developer

Responsibilities:

• Working in analysis and design phases of Software Development Life Cycle (SDLC).
• Built the Responsive UI screens using HTML 5, CSS 3 and twitter Bootstrap.
• Responsible for converting designed mock-ups to HTML pages using HTML5, CSS and JQuery.
• Established pages using CSS to maintain the uniformity of all the screens throughout the application and positioning of screen objects.
• Worked with AJAX data consisting of JSON/XML/JSONP responses, parsing the same and presenting on the UI layer.
• Created the web service in Apache axis framework by using the SOAwith Web services, XML, XSLT, WSDL and JAXB and used SOAP protocol to retrieve the data.
• Designed Frontend with in object-oriented JavaScript libraries like React.js.
• Used React.js for building composable and reactive user interfaces.
• Implemented various screens for the front end using React.js and Redux library.
• Used React-Router to turn application into Single Page Application.
• Involved in using React.js components, Forms, Events, Keys, Router, Animations and Fluxconcept.
• Used Redux for the higher order decoration for wrapping each component with UI state and actions.
• Extensive knowledge of Spring to build Restful and MVC applications and service endpoints, used dependency injection with XML and annotation-based configuration styles.
• Extensively used and wrote the Stored Procedures for performance.
• JAX-WS for creating service endpoints for contest engine which can be consumed by other vendors, JAXB, JAX-RS for restful services, JAXB. Also consumed 3rd party SOA services.
• Used SCRUM methodology, for the implementation of SDLC.

Environment:: Java, MQ, Kafka, JSF, Spring, Hibernate, EJB, Java Web Services (REST, JAX-WS), JNDI, AJAX, Web services, Apache Axis, Eclipse, JBoss Application Server, DROOLS, Java Beans, Prime faces, Clear case, ClearQuest, UML, MS Visio, XML, XHTML, DHTML, JavaScript, Log4j, JAXB, Git, HTML5, CSS3, Jersey, Angular, Node.js, React.JS, XSL, Oracle SQL, SQL Navigator, PL/SQL, ANT Script.