SUMMARY

• Having 7 Years of IT experience in analysis, design, development, documentation, implementing and testing of web using Java & J2EE, Springs Framework, Struts Framework, Hibernate, Web Services (SOAP, Restful), JavaScript, HTML, CSS, AngularJS, AJAX and XML.
• Expertise in Web - Development technologies like Servlets, JSP, JSTL, HTML5, JSON, JavaScript, CSS3, XML, XSL/XSLT, AJAX, JQuery.
• Used Spring Core Annotations for Dependency Injection Spring DI and Spring MVC for REST API s and Spring Boot for Micro-Services.
• Developed software's for AWS in Java 8 (using Spring Framework 5.0, MySQL 5.6, AWS Aurora, Lambda, API Gateway, S3, SNS, SQS, DynamoDB, EC2, EBS, Akamai WAF (web application firewall) and Apache Tomcat web server.
• Extensive experience with Amazon Web Services (AWS), Open stack, Docker Puppet, Chef, Ansible, AWS Cloud Formation, AWS Cloud Front and Experience in using containers like Docker and familiar with Jenkins.
• Experience in Web based UI frameworks such as JavaScript, Ajax, JQuery, Angular JS, Angular2, Angular 4/6/8, React JS, Backbone JS, HTML5, CSS4, LESS, SASS, Bootstrap Tag Libraries, Custom Tags.
• Strong experience with Application Servers - Weblogic, WebSphere, Apache Tomcat, Java Web Server, CMS - Joomla, Drupal and FileNet. Workflow tools - Lombardi, jBPM, WebSphere Integration Server, Database - Oracle, Sybase, SQL Server, DB2.
• Hands-on experience in all the aspects, ranging from designing to tuning, of RDMB and NoSQL databases.
• Experience working with Angular 4/6/9 with strong Typescript experience.
• Developed AJAX functionalities using frameworks like JSON, POJO, Ext Js and JQuery.
• Good knowledge and experience in Core and J2EE design patterns like Singleton, Abstract Factory, Builder, MVC2, Business Delegate, DAO etc.
• RIA applications using Flex, HTML5, CSS, Ajax, Dojo and Node JS.
• Expertise in open-source frameworks like Struts 2.0, Spring 2.5 (IOC, JDBC, AOP, and LDAP), Web services, Hibernate 3.0, JAXB, AXIS-2, JAAS (Java Authorization and Authentication System), JUNIT etc.
• Experienced in Object-Oriented analysis and design, with J2EE design patterns including Singleton, Factory, Prototype, Session Façade, Data Access Object, DAO, Service Locator, Data Transfer Object, and Business Delegate.
• Experience in Implementation of CI/CD Automation Process using various CI Tool Bamboo CD Tool Docker.
• In depth experience with PL/SQL, T-SQL DB development, Design Patterns, Agile - Scrum, XP, TDD (Test driven).
• Experience in writing test-cases in Java environment using JUnit.
• Experienced in the MVC Architecture using Struts & Spring Frameworks. JMS, JNDI and Hibernate.
• Used Spring Boot framework for building Micro Services and to develop Spring based application radically faster with very less configuration.
• Knowledge and experience in XML and XML parsers, SOAP-based web services, RESTful Web Services, UML.
• Designed and developed using the Java collection API with Java 8 features and other java processes to fulfill business case requirement, such clients account statements and clients running balance based on each transaction
• Extensive experience in Angular.JS for application implementation, proficient in creating modules and Making CI/CD pipelines Ready with Continuous Web Hooks.
• Expertise in Object Oriented Methodologies (OOAD), Aspect Oriented Programming (AOP), SOA, Java2 (JDK1.7), J2EE Design Patterns, Data Modelling and UML based system design.
• Excellent working experience with various framework like MVC, Struts.
• Good Experience in Implementing J2EE Design Patterns.
• Good Knowledge of UML and Together Soft/ Visio tools.
• Experienced in using IDEs such as Eclipse, My Eclipse, IntelliJ, and Net Beans.
• Developed Technical Design (TD), Test Plans (UTP), Test Cases (UTR), Test Scripts for UAT tests.
• Good knowledge of Open Source technologies and tools like Jira, Jenkins, databases (MySQL, MongoDB), VCS (GIT), etc.
• Experienced in developing the multi-tier Client-Server and Distributed Object Systems and Object Oriented Technologies in an Internet/Intranet Environment.
• Expert in the conversion of legacy information systems to distributed and web-based architectures.
• Excellent analytical capabilities and good communication skills. Ability to quickly adapt to new environments and learn new technologies.

TECHNICAL SKILLS

Languages: JAVA 8.0, SQL, PL/SQL, UML, C, C++

Web Technologies: JSP, Servlets, JNDI, JDBC, JMS, JPA, EJB(3.0), Web Services, SOAP, WSDL, JSF(2.0), AX-RS, JSX-WS, HTML5, DHTML, Java Beans, JavaScript, Angular JS, NODE JS, AJAX, CSS3.

Frameworks: Struts Framework, JSF, Spring Framework, Angular JS

Server Scripting: JSP, Custom Tags, GWT, Vaadin

Design Patterns: MVC, DAO Pattern, Singleton Pattern, Front Controller, Factory Pattern

Database/Tools: Oracle 9i/10g/11g, IBM DB2, SQL Server 2008/2012, TOAD, Hibernate, XmlSpy, Ant, MAVEN, JUnit, I Report, JIRA

Web/App Server: Apache Tomcat, WebLogic, IBM Web Sphere, JBoss

IDE/Tools: Eclipse, Net beans, WebLogic Workshop, ANT build script, Maven build

Methodology: OOAD, Agile, Waterfall, SDLC and UML

Version Control: CVS, Rational Clear Case, SVN, Subversion, GITHub, Clear Case, MS Visio.

XML Technologies: XSLT, JAXP, JDOM, SAX, DOM, XPATH, XPOINTER, XML, XSD,DTD

Services: SOA architecture, RESTFUL/SOAP, Microservices, Axis 2, Apache CXF

Operating systems: Windows, UNIX, Linux, Sun Solaris

PROFESSIONAL EXPERIENCE

Confidential, Chicago, IL

Java Full Stack Developer

Responsibilities:

• Followed Agile methodology and involved in daily SCRUM meetings, sprint planning, showcases and retrospective and used JIRA as a tracking tool for the sprints.
• Designed and developed the REST based Micro services using the Spring Boot.
• Designed the front-end screens using AngularJS, HTML5, CSS3, JavaScript, JQuery, Bootstrap and Spring Boot.
• Developed Angular controllers, services, filters and developed HTML templates with various Angular directives such as ng-app, ng-controller, ng-repeat, ng-if, ng-show, ng-hide, ng-change, ng-blur etc.
• Implemented logging library using angular 9 to share components and services between the libraries.
• As part of an Agile (Scrum) team, worked to develop a Single Page Application using Angular4/5 6/7 for front-end, Spring Boot for backend and MS-SQL for database.
• Developed Grid’s used in the system using Slickgrid and created custom grid directive to make the component reusable.
• Used Micro service architecture with Spring Boot based services interacting through a combination of REST and Apache Kafka message brokers.
• Converted a monolithic app in JSF to microservices architecture using Spring Boot and Working on Pivotal Cloud Foundry (PCF).
• Used advanced Java 8 features like Lambda expressions for array operations, Streams, Method reference, Collections. Enhanced concurrency methods etc. throughout the application for well-defined programming.
• Used various Angular UI Bootstrap components such as calendars, masks, uploaders, sliders, alerts, modal dialogs etc. For developing the UI.
• Took part in setting up the routing configuration using Angular UI router for various views and sub views.
• Used IAM to manage and create AWS users and groups and used permissions to allow and deny access to AWS resources.
• Used Circle CI for building the pipelines in the GitLab and Worked in an environment where CI/CD is extensively used (Jenkins Build pipelines, unit tests, automation tests and moving code to production quickly).
• Configured Gulp to perform various UI build and test related tasks and used NodeJS NPM and Bower to manage the dependencies.
• Developed Angular services making use of resource service to perform REST API calls to the backend.
• Developed unit test cases using Jasmine and Karma and performed end to end testing using Protractor and Selenium.
• Automated CI/CD process using Jenkins, build-pipeline- plugin, maven, GIT.
• Created Stacks using Amazon Cloud Formation templates to launch AWS Infrastructure and resources. Used AWS Lambda to run the code in the AWS.
• Developed REST controllers using Spring Data REST to serve the UI with required JSON data.
• Developed REST exception handling controller advices to respond to bad requests and server side exceptions.
• Used complete annotation driven approach to develop the application using Spring Boot and was also involved in setting up the Spring bean profiling.
• Consumed SOAP/ JAX-WS based web services using spring framework and used SOAP UI for testing these services.
• Design and documentation of Google APIs for collection and retrieval of high volume IOT telemetry data.
• Designed User Interface using HTML5, CSS3, JavaScript, AJAX, JSP, Angular 6 and XML in a responsive grid layout.
• Implemented and designed AWS virtual servers by Ansible roles to ensure deployment of web applications. Worked with multiple development teams to troubleshot and resolve issues.
• Used REST Client and POSTMAN to test the rest based services and used Junit and Mockito to test the middleware services.
• Designed, implemented and tested microservice that daily downloads reports from Google Ads API
• Worked with Middleware using Message driven by POJO (MDP) after creating QCF, Queue on WebSphere server, and using JMS template for asynchronous functionality for multiple users.
• Used Hibernate in the persistence layer and implemented DAO’s to access data from database.
• Used Node.js to run Grunt tasks and build properly the project (compile, minify, concat etc.) and Implement modules into Node JS to integrate with designs and requirements. Used GruntJS, BowerJS, Express from NodeJS.
• Involved in enhancing existing MEAN (MongoDB, Express, Angular and Node) stack applications and provided the required support.
• Used new Java 8 features, such as Lambda expressions, Streams and Functional Interfaces.
• Build REST web service by building Node.js Server in the back-end to handle requests sent from the front end jQuery Ajax calls.
• Implemented Java SE8 features like Lambda, Streams and Predicates to reduce the line of code and better functionality in the Service Layer of the application.
• Made the integration of data in several applications in favor JSON documents with dynamic schemas using MongoDB (NOSQL) database.
• Created various MongoDB collections and wrote services to store and retrieve user data from for the application on devices and used Mongoose API in order to access the MongoDB from NodeJS.
• Used GIT as version control system, to keep track of all the work & all changes, allowing several developers to collaborate and used Maven as build and configuration tool and Jenkins for continuous integration tool.
• Involved in configuration and usage of Apache Log4J for logging and debugging purposes. Used RAD as IDE tool to develop the application.
• Implemented the MVC architecture using Backbone.js, Node.js and React.js.
• Took part in setting up the application with Jenkins and AWS and is involved in builds and deployments to Tomcat server.

Environment: Java/J2EE, Spring MVC, Spring JMS, Angular 5, Spring JDBC, Spring Batch, SOAP Web Services, HTML5, CSS3, JavaScript, Angular JS, IBM Web sphere MQ, Web logic 12.1.1, XML, Google APIs, Apache JMeter, SQL Server 2012, Maven, Liquibase, SoapUI, TFS, PuTTy, WinSCP, Eclipse 3.8 and UNIX.

Confidential, Hoffman Estates, IL

Java Full Stack Developer

Responsibilities:

• Worked in an Agile Environment and participated in requirement gathering, analysis and design.
• Implemented Business Delegate, Design, Facade, Service locator, Singleton, Factory method, Template method, Observer, Data Access Objects, Transfer Objects JEE design patterns.
• Implemented the service layer based on a Spring container and exploited Spring’s IOC features for bean management.
• Implemented the persistence layer using Hibernate-ORM. Worked on Spring Web Flow on Spring MVC for building flows in our web application.
• Implemented jQuery based accordion styles and handled complete jQuery in showing Rich Internet Application.
• Responsible for creating efficient design and developing User Interaction screens using HTML5, CSS3, JavaScript, JQuery AJAX and JSON.
• Implemented CI/CD for all the microservices of the OEM application using Jenkins, Maven and Ansible.
• Developed various UI (User Interface) components using Struts (MVC), JSP, and HTML.
• Developed application on spring 3.x framework by utilizing its features like Spring Dependency injection, Spring Security, Spring Web flow with Spring MVC. Used spring’s dependency injection for injecting entity manager and managed beans into spring beans.
• Developed server-side application to interact with database using Spring boot and Hibernate.
• Working extensively with Hibernate Query Language (HQL) to store and retrieve the data from oracle database. Developed Enterprise JavaBeans (EJB 3.0) for implementing application’s business rules and policies.
• Deployed Spring Boot based microservices in Docker and Amazon EC2 container using Jenkins
• Familiarity with Service oriented architecture (SOA) by developing and consuming Restful web services based on JAX-RS and Jersey. Coded JSP pages and used JavaScript for client side validations and to achieve other client-side event handling.
• Providing service discovery for all microservices using Spring Cloud Kubernetes project
• Implemented Spring MVC to achieve Model View Controller design pattern. Configured spring to manage actions as beans and set their dependencies in a spring context file and integrated middle tire with spring web layer
• Testing for Node JS is done using mocha and chai for spring boot used Mockito, Junit, JMeter, and Mock MVC and achieved Test Driven Development.
• Developed Microservices using Spring MVC, Spring Boot, and Spring Cloud.
• Designed the user interface of the application using HTML5, CSS3, Java Server Faces 2.0 (JSF 2.0), JSP, JSTL, JavaScript, AngularJS, Node JS, and AJAX. Coded in AngularJS MVC Framework to make single page app (spa) and complex price configurations pages.
• Developed various screens for the front end using React JS and used various predefined components from NPM (Node Package Manager) and React Redux library.
• Configured Spring Cloud Config Server for externalized configuration.
• Used Microservices architecture, with Spring Boot based services interacting through a combination of REST and Spring Boot.
• Used Spring Security framework for login authentication, password hashing. Worked on Java Message Service (JMS) API for developing message-oriented middleware (MOM) layer for handling various asynchronous requests. Worked with topic for creating publish/subscribe-messaging model.
• Used D3.js and Angular to construct data visualization. Developed persistence layer based on JPA framework for providing POJO persistence model for object-relational mapping.
• Used Concurrent Version System (CVS) as source control tool. Developed unit test cases and suits on Junit framework for unit testing. Used Maven for building, deploying application, creating JPA based entity objects and compiling GWT application.
• Used XML parser API’s like JAXB API within the web service for marshalling/unmarshalling.
• Used Business Process and Decision Management Design using JBoss JBPM and JBoss Drools Rules Engine.
• Developed the web applications even under pressure when time line occurs.
• Involved in designing and development of web interface using JSP, Servlets, and JavaScript.
• Tested each and every application with using validators and handled multiple modules simultaneously to achieve the application.

Environment: Spring 3.1, J2EE 1.7, Spring JDBC Templet, Spring Batch, AJAX, XML, CSS, CSS 3, HTML 5, JavaScript, Oracle 10g/11i, Maven 3.0.3, MYSQL 6.1, jQuery, JUnit, REST, AngularJS. STS 3.5.1 (eclipse), Core Java, JSP’s, Action Components, Tomcat Web Server.

Confidential, Birmingham, AL

Java Developer

Responsibilities:

• Analyzed requirements with team, write High Level design documents, System Use Case, analyze risk factors.
• Followed agile methodology during complete SDLC process.
• Participated Agile/Scrum development and deployment teams
• Used Spring Framework 4.1 for the application development.
• Responsible for Web UI development in JavaScript using jQuery, AngularJS, and AJAX
• Implementing JSP Standard Tag Libraries (JSTL) along with Expression Language (EL).
• Creating custom, general use modules and components which extend the elements and modules of core AngularJS.
• Used Spring for bean instantiation, annotations, controllers, request mapping to handle the web service request and response.
• Developed REST Web services to make web service calls simple and easy for the client to access it with the help of standard HTTP URIs.
• Developed DAOs using JPA, hibernate persistence API for the database operations to interact with Oracle Database.
• Developed web service client using Spring Framework and REST HTTP protocol to get customer credentials and information.
• Developed Interactive web pages using React JS, HTML, CSS, and JavaScript.
• Develop various screens for the front end using React JS and used various predefined components from NPM (Node Package Manager) and React Redux library.
• Implemented Spring Boot Micro Services to divide the application into various sub modules.
• Used micro-services architecture with Spring based services to integrate user libraries in the application.
• Implemented AWS IAM for managing the credentials of applications that run on EC2 instances.
• Designed and developed necessary PL/SQL for the database operations as needed.
• Involved in deployment of the application at various environments (Development, QA Testing, Staging, and Production).
• Used Maven for the project management like build, install.
• Deployed application on Apache Tomcat server.
• Involved in writing Unit test cases for unit testing using Junit.
• Used log4j for logging errors, info, exceptions.
• Involved extensively in Code Reviews, Unit testing and Process Improvements.

Environment: Java, J2EE, Spring, DAO, Hibernate, EJB, AJAX, JSTL, Java Script, JQuery, AngularJS, MySQL, SQL Server, DB2, Netbeans, JBoss, JSP, Servlets, Apache Tomcat, PL/ SQL, AWS EC2.

Confidential, Alpharetta, GA

Java Developer

Responsibilities:

• Developed the application based on MVC architecture.
• Developed web application using JSP, Servlets, Java beans that uses MVC design pattern.
• Created user-friendly GUI interface and Web pages using HTML, CSS and JSP.
• Wrote JavaScript for client side validation.
• Used Java Swings in designing user interfaces.
• Used Java Fundamentals and OOPS concepts like inheritance, polymorphism, abstraction to develop the code.
• Implemented core java concepts like Multithreading, Exception Handling and Collection wherever necessary.
• Used Eclipse as IDE tool for creating Servlets, JSP, and XML.
• Wrote SQL for JDBC prepared statements to retrieve the data from database.
• Monitored the logs using Log4J and fixed the problem.
• The Application was deployed on Apache Tomcat Server.
• Involved in build and deploying the application using ANT.
• Used Configuration Management Tools for version control which is built on CVS.

Environment: Java, HTML, CSS, JavaScript, JSP, Servlets, JDBC, MVC Design pattern, PL/SQL, Log4J, Apache Tomcat server, My SQL, Eclipse IDE, CVS, ANT, Log4J.

Confidential

Java Developer

Responsibilities:

• Involved in development, testing and implementation of the complete business solution.
• Software development process in an agile development environment.
• Involved in designing Java Server Page (JSP) using HTML, bootstrap, JavaScript, JQuery, and CSS.
• Followed MVC Design pattern in application development.
• Used Java Servlets extensively and using JDBC for database access.
• Designed and developed user interfaces using JSP, JavaScript and XHTML.
• Developed java classes and data access beans using EJBs.
• Developed Interactive web pages using AJAX, JavaScript and jQuery.
• Involved in established database connections to the java code from .XML files.
• Involved in write front-end validations in java script functions.
• Used various J2EE design patterns like Singleton, Command Pattern for the implementation of the application.
• Designed, coded and configured server side J2EE components like JSP, Servlets, JavaBeans, JDBC, JNDI, JTS, Java Mail API, XML.
• Involved in database design and developed SQL Queries on MySQL.
• Configured the product for different application servers.
• Involved in client side validations using JavaScript.
• Used Swing Layout managers and Swing components for creating desktop application.

Environment: Java, JDBC, Servlets, Struts, JSP, Hibernate, Java Mail API, AJAX, HTML, XML, ANT, Log4J, CVS, Eclipse, Swing, MySQL, Apache Tomcat Server.