SUMMARY

• Over 6+ years of experience as a Java Full Stack Developer in IT industry. Extensively experienced in Software Analysis, Design, Development, Implementation and Testing of Object - Oriented Applications and Web based Enterprise Applications using java/J2EE.
• Experience in working in environments using Agile (SCRUM) and Test-Driven Development (TDD) development methodologies.
• Proficient in UI design, developed Front End using JSP, HTML5, CSS3, JavaScript, Ajax, JQuery, AngularJS, Angular 7,8,9 React JS, Node JS.
• Hands on experiences with Core Java with Multithreading, Concurrency, File Handling I/O, Generics, Data Structures and Collections, Garbage Collection.
• Experience in java8 features like Parallel Streams, Lambdas, functional interfaces, and filters.
• Experience in developing Microservices using Spring-Boot.
• Experience in development and deployment of applications using JBoss, Web Logic Application Server, IBM WebSphere Application and Apache Tomcat.
• Experience in developing SOAP based Web Services using Apache CXF.
• Experienced in developing Restful Services using JAX-RS specification like Jersey and Rest Easy to implement REST based Application.
• Experience in using Socket Programming.
• Used chrome debugger, react developer tools and redux debugger tool for development and debugging.
• Experience in using bug/issue tracking, project Tracking and Management tool JIRA.
• Experience working on Web Services SOAP & REST, JAX-WS, JAXB, WSDL and UDDI registry.
• Expertise in implementing Service Oriented Architectures (SOA) using XML based Web Service such as SOAP, UDDI and WSDL.
• Experience with Cloud Computing Service environment like (AWS) Amazon Web Services (EC2, EBS, S3 and ELASTIC SEARCH).
• Involved in designed fully distributed system with the use of Restful API and Micro Services.
• Complete understanding of the DevOps process with continuous integration using Jenkins.
• Have developed the micro services framework prototype with guidelines, the developers have followed as skeleton model and developed their interfaces on top of the baseline prototype.
• Good experience in J2EE Testing in developing test cases with JUnit, MOCKITO for Unit testing.
• Good Experience in Mock Testing.
• Experienced with RDBMS implementation and development using Oracle, My SQL, MSSQL and DB2.
• Expertise in database modeling and development using No SQL Database such as MongoDB and Cassandra.
• Experience in using version control and configuration management tools like GIT, SVN and CVS.
• Experience in using the tools like Gradle and Maven for build automation.
• Extensive experience in testing on multiple operating systems including Linux, Unix, Sun Solaris, and Windows.

TECHNICAL SKILLS

Programming Languages: Java, SQL, PLSQL

Scripting Languages: XML, XHTML, HTML, CSS, JavaScript, AJAX, JQuery, JSON, Angular 7,8,9, React Js, Node Js.

Tools: Junit, Selenium web Driver, TestNG, Protractor, Mockito

Frame Works: Spring, JSF, JPA, EJB and Hibernate

Web Services: SOAP, UDDI, WSDL, JAX-RS, JAX-WS, RESTful Web services, AWS, Microservices

Databases: Oracle 11g, MySQL, PostGre SQL, DB2

Debugging Tools& CI/CD: JIRA, Jenkins

Version Control: Git, Tortoise SVN

IDE Tools: Eclipse, Net beans, IntelliJ, IBM RAD, ANT, Maven, STS

Web/App/DB Servers: IBM WebSphere, WebLogic, Apache Tomcat

PROFESSIONAL EXPERIENCE

Java Full Stack Developer

Confidential, Irving, TX

Responsibilities:

• Developed the functionalities using Agile Scrum Methodology.
• Extensive experience in various Agile methodologies like Test Driven Development (TDD).
• Involved in developing UI using Spring MVC framework, JSP, JSTL, HTML5, CSS, JavaScript, JQuery, AJAX and AngularJS.
• Developed front-end applications using ReactJS, Flux, NodeJS and Docker and Built Spring based Java and Scala services to support Enterprise Web application
• Created Reusable Modules and Custom Directives in Angular 8 which got used in various places of application.
• Implemented AngularJS Controllers to maintain each view data.
• Implemented Angular Service calls using Angular Factory tested all application controllers extensively with AngularJS built-in testing facilities.
• Extensively used core java concepts like Multithreading, Collections Framework, File I/o and concurrency.
• Experience in Core Java concepts such as OOP Concepts, Collections Framework, and Exception Handling, I/O System, Multi-Threading, JDBC, Generics.
• Used Java8 features in developing the code like Lambda expressions, creating resource classes, fetching documents from database.
• Experienced in developing React components. Used Axios with React JS for making AJAX Calls. Worked on Webpack for build and webpack-dev-server a server.
• Developed the various feature of the application using front end technologies like Backbone JS and React. Js.
• Used design patterns like Singleton, Data Access Objects, Factory and MVC patterns.
• Testing and production support of core java based multithreading ETL tool for distributed loading XML data into Oracle database using JPA/Hibernate.
• Involved in responsive design and developed a single ISOMORPHIC responsive website that could be served to desktop, Tablets and mobile users using React JS.
• Integrating React's Redux framework to scale and maintain the application better while handling large amounts of data.
• Developed a core component of Analytics with Node.js, Angular.JS, Ext.js, Couch DB, and Socket Stream.
• Used the Node.js, Angular.js, backbone.js and Require.js MVC Frameworks in the development of the web applications.
• Used Spring Core annotations for Spring Dependency Injection, Spring MVC for Rest API’s and Spring Boot for microservices.
• Development of cloud hosted web applications and REST APIs using Spring Boot with embedded Tomcat.
• Deployed applications into Continuous integration environments like Jenkins to integrate and deploy code on CI environments for development testing. to manage extremely large data sets.
• Used log4j to print the logging, debugging, warning, info statements.
• Implemented Selenium Web Drivers and Protractor For testing the UI components.
• Involved in setting up Test automation and developed cucumber feature files and used Selenium for automated testing with TestNG.
• Used JIRA tool for Issue/bug tracking, monitoring of work assignment in the system.
• Experience on implementation of version control software GIT repositories.

Environment: Agile, HTML, CSS, JavaScript, JQuery, AJAX and Angular 2,XML,JAVA,Java8, Springs(IOC,AOP, JDBC) Frameworks, Spring Boot, Microservices, JSP, Hibernate Framework, AWS,, RESTful Web services, SOAP, Maven, WebSphere Application Server, Mongo DB,NoSql,Log4j,Jenkins,JIRA, Selenium Web Drivers, GIT, Socket Programming.

Java Full Stack Developer

Confidential, Plano, TX

Responsibilities:

• Worked on AGILE methodology
• Used agile practices and Test-Driven Development techniques to provide reliable, working software early and often.
• Analyzed and designed a scalable system based on Object Oriented Concepts, OOAD and the various J2EE design patterns.
• Developed java scripts for all client-side validation and developed User Interface (GUI) using JSP, CSS, JSTL, and XSL.
• Used JSTL tags for communicating between controller and JSP.
• Design and implementing Model view controller (MVC) architecture using spring framework.
• Wrote Hibernate classes, DAO's to retrieve & store data, configured hibernate files.
• Used Eclipse IDE for application Development. Used Jenkins Jobs for build automation to compile and generate EAR and WAR files.
• Worked in using React JS components, Forms, Events, Keys, Router, Animations.
• Developed React JS pages, Web services calls, and AJAX calls for the application.
• Developed client - side Interface using React JS.
• Build React components and stand-alone functions to be added to any future pages.
• Worked with Passport and JSON web tokens for authentication and authorization security configurations using Node.js.
• Worked with npm commands and using package. json for managing dependencies and dev-dependencies of node JS applications.
• Involved in raising questions for business, getting answers from them, bug fixing, and tracking is done by JIRA.
• Developed RESTful web services using JAX-RS, Apache CXF and spring frameworks and persistence using Hibernate and JPA ORM frameworks.
• Jersey implementation of JAX-RS is utilized to develop RESTful Web services.
• Consumed RESTful Web services (JAX-RS) provided by different vendor to use for Address verification and validation.
• Involved in creating and extracting data from database using SQL Queries, PL/SQL Stored procedures, triggers, and packages on Oracle database.
• Provided the technical assistance to resolve Issues identified in production and demonstrate appropriate solution to the end users.
• Connected to Linux servers to view application logs in order to trouble shoot application issues using putty as an interface.
• Assisted Oracle DB development team in developing stored procedures and designing the database.
• Used Maven for build, cruise control is used continuous building; Used SVN as version control system for source code and project documents.
• Involved in developing of test procedures for unit testing and testing of the module

Environment: Agile, HTML, CSS, JavaScript, JQuery, AJAX and Angular JS, Socket Programming, XML,JSTL JSP, JPA, JAVA8,Spring Frameworks, Hibernate, RESTful Web services, SOAP, Maven, HP Quality center, WebSphere Application, Load Runner, Mongo DB,NoSql,Log4j,Jenkins,JIRA, LINUX,SVN.

Java/J2EE Developer

Confidential, Tampa, FL

Responsibilities:

• Involved in Software Development Life Cycle SDLC. Gathering business logic and requirements, then figure out technical solutions for better implementation.
• Build REST web service by building Node.js Server in the back end to handle requests sent from the front-end jQuery Ajax calls.
• Developed server-side logic using Struts 2, Hibernate 3, and JPA by writing configurations.
• Extensively involved in coding with core Java concepts like Collections, Exception Handling, Java I/O, and Generics to implement some business logic.
• Wrote Hibernate 3 configuration files to enable the data transactions between POJO and Oracle Database.
• Built DAO package as well as DAO IMPL package to implement the data access logic and using Hibernate Annotation to do the data mapping.
• Wrote corresponding service to handle the request from front-end pages like transfer funds and view transaction history.
• Extensively involved in writing PL/SQL or HQL to implement CRUD Create Retrieve Update Delete data in Oracle Database.
• Implemented the Graphic User Interface GUI by coding in HTML5, CSS3, Bootstrap, JavaScript, jQuery, and jQuery UI.
• Extensively involved in writing JavaScript/ jQuery Ajax call to retrieve the data from the back end then display on the screen in a well-organized way.
• Wrote JUnit test case for back-end logic implementation development.
• Wrote QUnit test code for JavaScript test case for front-end tests.
• Provide Log4J for QA and communicated with QA for further modification.
• Modified the web.xml and inject Spring Security to ensure back-end security.
• Enhanced the doPost method in servlet to prevent multiple submissions.
• Used Subversion SVN for version control, and JIRA for tracking bugs.
• Configured and set up JBoss 4.0 Server for deployment.

Environment: JDK 1.5, J2EE, Hibernate 3.2, Hibernate Annotation, Oracle 10g, Spring Security, JSP, JUnit, JSTL, JPA, Servlet, Java Mail, HTML5/HTML, CSS3/CSS, JavaScript, jQuery, Angular.JS, Ajax, Bootstrap, JSON, XML, JBoss, log4J, Subversion SVN, JIRA, SCRUM, Eclipse

Java/UI Developer

Confidential, Fairfax, VA

Responsibilities:

• Developed the application using Struts framework based on Model View Controller (MVC) design pattern.
• Skilled in Test Driven Development and Agile Development (TDD)
• Designed user interface screens using JSP, Servlets, Struts tags and HTML.
• Used JavaScript for client-side validation CSS and AJAX for further support.
• Used jQuery for UI centric Ajax behaviour.
• Design and implementation of front-end web pages using CSS, DHTML,JavaScript, JSP, HTML, XHTML, Ajax JSON, and Struts Tag Library.
• Involved in writing SQL queries and stored procedures using SQL and PL/SQL.
• Used Git for version control, and workspace management.
• Developed DAO classes for data access and data manipulation.
• Involved in developing the application in the Agile development methodologies
• Used various design patterns like MVC, Service Locator, Singleton, Factory and Data Access Object (DAO) all over the application.
• Implemented Apache Web Services for sending and retrieving data from different applications using SOAP protocol.
• Involved in creating properties files and also DB connectivity, implemented the DAO pattern for database access and used the JDBC API extensively.
• Extracted data inUIfor different clients using JSON format.
• Implemented AJAX functionality using JQuery, JSON and XML for better web-based User Interface.
• Developed GUI using JavaScript, AngularJS, HTML/HTML5, DOM, XHTML, AJAX, CSS3 and Backbone.js in on-going projects.
• Used Mule ESB integration platform for connecting the various components of the application.
• Involved in Writing Object Relation Mapping implementation using hibernate and hibernate mapping configuration files.
• Developed dynamic UI usingAngularJS.
• Worked extensively on rewriting Stylesheets using CSS.
• Implemented customized framework using JSF.
• Used session beans for web/web service development and entity beans using JPA and Hibernate for database integration
• CreatedAngularJScontrollers, services and usedAngularJSfilters for filter functionality in search box and integrator functionalities.
• Implemented unit testing using JUnit framework. Automated the invocation of JUnit during build and deploy time.
• Used Log4J to monitor the Error Logs.
• Converted raw images and layouts from graphic designer into HTML/CSS themes.
• Brief experience on implementing theAngularJSin creating animations based on CSS classes.
• Develop Message Driven Beans (MDB) & involved in building and accessing a web Services using SOAP over JMS
• Worked on SQL queries and PL/SQL and actively involved in the production support.
• Managed daily production issues.

Environment: Spring, Struts, JVM, Eclipse Java - JDK, Servlets, JSP, Web Services, Oracle, Apache Application Server, AJAX, jQuery, XML, JSON, ANT. Junit, Adobe Photoshop CS

Java/J2EE Developer

Confidential

Responsibilities:

• Involved in all phases of the Software development life cycle (SDLC) using Agile Methodology, designed use case diagrams, class diagrams, and sequence diagrams as a part of Design Phase.
• Developed UI using Swing, JSP, JSF, HTML, CSS, JavaScript, and JQuery.
• Developed of XML files, Schema’s and parsing them by using both SAX and DOM parser’s.
• Designed and Developed XSL style sheets using XSLT to transform XML and display the information on the UI screens.
• Added dynamic functionality to the application by implementing JQuery, Node js.
• Modularized front-end CSS and JS code with Sass. Built a real time mouse/click user analytics web service with Node.js
• Developed web applications using Spring MVC, JQuery, HTML, Bootstrap and worked on Multithreading and Collections Framework including List, Map etc. Added interactivity to the UI pages using JavaScript.
• Worked with Core Java technologies Collections, Serialization, Generics, Annotations and Exception Handling to implement Back-End Business Logic including Entity Beans and Session Beans.
• Created a single page site to display the status of customer orders using React.js, Redux andEXT.js.
• Configured Spring security in the application to secure the method calls and RESTful webservices.
• Implemented JDBC API for communicating with database layer.
• Responsible for installing JBoss, administering and support of staging, QA and Production environment and performed failover test. Deployed application in JBoss on UNIX.
• Coding using core java, Servlets and JSP using Eclipse IDE.
• Developed Request Handlers using Servlets as Controlling mechanism.
• Implemented CORS (Cross Origin Resource Sharing) using Node JS and developed REST services using Node and Express, Mongoose modules.
• Developed Apache Camel middleware routes, JMS endpoints, Spring service endpoints and used Camel free marker to customize REST responses.
• Used Log4j and commons-logging frameworks for logging the application flow.
• Used Rational Clear Quest for tracking the changes in the application.
• Involved in Unit Testing using JUnit and Integration of Use Cases.
• Used version tools like SVN for source code and project documents

Environment: Agile, HTML, CSS, JavaScript, JQuery, AJAX and Angular JS, XML, SWING, Nodejs, JSP, JAVA, Spring Frameworks, Hibernate, RESTful Web services, SOAP, Servlets, JBoss, JMS, Maven, Log4j, Jenkins, JIRA, Apache camel, SVN, ANT, Rational Clear Case.