SUMMARY

• 7+ years of experience as a Software Developer involved in Object - oriented analysis, Design, Development, Testing, Implementation and maintenance of web bases.
• Experience in Core Java with strong understanding and working knowledge of OO Concepts like Collections, Multi-Threading, Exception Handling and Polymorphism.
• Involved in development of SOAP based web services using WSDL, SOAP, JAXB, CXF, AXIS, JAX-WS and Restful web services using JAX-RS, CXF.
• Created and developed the internal Angular 2 framework applications projects. Unit testing with Jasmine.
• Extensive experience in implementation of version control software SVN and CVS.
• Proficient in Java/J2EE Design Patterns like Singleton, command, object pool, session facade, Model View Controller (MVC), Data Access Object (DAO).
• Excellent knowledge and experience of developing applications with MVC using Struts framework and Spring framework.
• Defined set of security policies which helps in identifying categorizing and protecting the assets on AWS, managing access to AWS resource using accounts, users and groups.
• Knowledge of application development for Cloud platforms using technologies like Java/J2EE, Spring Boot, Spring Cloud, Microservices. Experience in Microservices and Spring Boot application development.
• Expertise in developing and updating a web page quickly and effectively using HTML5, CSS3, AngularJS, Bootstrap and jQuery with the webpage Cross Browser Compatibility and Responsive Web Design.
• Experience in creating JavaScript for using DML operation with MongoDB.
• Strong programming skills in designing and implementation of multi-tier applications using web-based technologies like Spring MVC and Spring Boot.
• Knowledge of XML and related technologies like XSL, XSLT and parsers like JAXP (SAX, DOM) and JAXB.
• Experience in implementing web-based projects using Web/Application Servers such as WebLogic, Apache Tomcat, IBM WebSphere, and JBOSS Application Server.
• Experience with databases such as Oracle, SQL Server, MySQL, DB2 and MS Access.
• Hands-on experience working with the JMS provider IBM MQ Series. Developed Message Driven Beans (MDB) and extensively used the JMS API.
• Application development in different environments like Windows, Linux and UNIX.
• Good Working Knowledge of ANT and Maven for project build/test/deployment, Log4j for logging, and JUnit for unit testing.
• Good experience with Source code management collaboration tools GIT, SVN, GitHub, Bitbucket, Gitlab, AWS-Code commit.
• Efficient team member with excellent work/time management skills, communications and Interpersonal Skills, ability to work under strict deadlines.

TECHNICAL SKILLS

Languages: Java, SQL, PL/SQL, C, C++

Java/J2EE Technologies: J2EE, Servlets, JSP, EJB, JSTL, JDBC, JSF, JavaBeans, Struts, MVC, Hibernate, Spring, Log4j, XML, JMS, JNI, Junit, Web services and Custom Tags.

Web Technologies: HTML, JavaScript, CSS, AJAX, XML, JSP, AngularJS

Frameworks and IDE's: Spring, Spring Boot, Hibernate, JPA

Application Servers: Apache Tomcat, WebLogic, WebSphere, JBOSS

Databases: Oracle, SQL Server, PL/SQL and My SQL

Operating Systems: Windows, Linux, UNIX

Web Services: WSDL, SOAP, JAX-WS, JAX-RS and REST API, AWS, Microservices.

Version Control Tools: SVN, Git hub, CVS

Build Script: Maven, Ant, Jenkins.

IDE's: Eclipse, NetBeans, Spring

Methodologies: Agile, Waterfall, SDLC, Iterative

PROFESSIONAL EXPERIENCE

Confidential, Mclean, VA

Full Stack Java Developer

Responsibilities:

• Requirements gathering Analysis, Design, Business logic implementation and Unit testing, Deployment and Maintenance of the Application.
• Developed the application using Spring MVC intensively that leverages classical MVC architecture and JavaScript for major data entry that involved extreme level of data validation at client side.
• Involved in developing code for obtaining bean references in spring framework using Dependency Injection / Inversion of Control (IOC), and Aspect Oriented Programming (AOP) on Spring Source Tool Suite.
• Created web pages using HTML, CSS3, jQuery and JavaScript ES6.
• Created the Spring Bean Factory for initializing services. Added security for service layer methods using Spring Security.
• Integrated Single sign on sing LDAP and Active directory on spring security layer, successfully maintained users and groups integrity in the application.
• Created and injected spring services, spring controllers and DAOs to achieve dependency injection and to wire objects of business classes.
• Extensively used XML Web Services for transferring/retrieving data between different providers. Extensively involved in developing Restful Web services using Jersey framework (JAX-RS) and REST annotations.
• Used WSAD for writing code for JSP, Servlets, Struts and EJB.
• Used Message-driven batch application using Spring Batch to handle multiple requests accessed through Message Queue services between several Micro services in the application.
• Developed single page applications using Angular 2, Typescript, web pack and grunt.
• Used NPM packages like babel, hot-loader, and web pack, React-tabs, node-sass.
• Developed several Micro services as part of the project using Spring Boot.
• Used Jenkins for continuous integration in which all development work is integrated and involved in deploying the application using Docker to AWS environment.
• Used JavaScript frameworks such as jQuery, Dojo, Ext.js, CSS preprocessors such as LESS or SASS.
• Maven tool has been used for the build and deploy procedure scripts in UNIX, Linux and Windows environment using Hudson.
• Implemented Single Page Design and customized directive and filter criteria by using Angular.js.
• Developed Micro services using RESTful services to provide all the CRUD capabilities.
• Created RESTful APIs in Express and returned logic through Angular.js data binding. Wrote tests in Mocha on server side and Jasmine on the client side.
• Deployed Docker contained spring boot micro services in to Spring EC2 container service using AWS admin console.
• Used Spring Boot Actuator to externalize application's configuration properties for different environments and OAuth 2.0 authentication protocol respectively for security and authorization.
• Developed API for using AWS Lambda to manage the Serverless architecture and run the code in AWS.
• Developed real time tracking of class schedules using Node.js (Express.js framework).
• Used JIRA for bug and issue tracking. Worked on issues related to business logic and UI code which is primarily built using HTML 5, CSS, JavaScript and Angular 4.0.
• Massive re-design of client site from HTML/PHP form handling to cleaner Redux-Form.
• Developed Cloud formation templates and Ansible playbooks to spin up the instances and provision packages on AWS EC2 instances.
• Configured Kibana data visualization plugin for Elastic search, Log stash and created bar, line and scatter plots, pie charts and maps on top of large chunks of data.
• Deployed and developed the project using AWS EC2, S3 Buckets, Data pipeline, Elastic Bean Stalk, Lambda, Amazon messaging services (SQS) and Amazon Kinesis Services.
• Used IBM MQ for transport of data as messages between Micro services of the application.
• Developed Hibernate with Spring Integration as the data abstraction to interact with the database and used dependency injection (DI) using spring framework and annotations.
• Installing, configuring and administering Jenkins CI tool using Chef on AWS EC2 instances.
• Used Hibernate for mapping Java classes with database and created queries with Hibernate query language.
• Extensively used IBM REST API in task assignment, reassignment, and closure and ad-hoc task implementation.
• Incorporated knowledge of TDD and BDD for front end UI applications and performed end-to-end testing with Protractor.
• Maintained the code repository on SVN through frequent and definite updates and built the application using Maven to deploy on WebSphere Server and used Jenkins for continuous integration.

Environment: Core Java, Spring, Spring Boot, Microservices, AWS, Hibernate, Agile/Scrum, HTML, JSON, AJAX, CSS, Angular JS, REST, JavaScript, Servlets and JavaBeans, Tomcat, WebLogic, Oracle, XML, My Eclipse IDE, Mongo DB, SVN, ANT, Junit, Windows.

Confidential, Tampa, Florida

Full Stack Java Developer

Responsibilities:

• Design of the project using UML Use Case Diagrams, Sequence Diagrams, Object diagrams, and Class Diagrams.
• Worked in Agile methodology and delivering the accepted functionality in each sprint.
• Designed and developed User Interface using JSP, HTML, CSS, JavaScript, jQuery and XML in a responsive grid layout.
• Used Spring Framework for implementing the Client Side MVC Architecture.
• Designed, developed and maintained the data layer using Hibernate and performed configuration of Spring Application Framework
• Used Hibernate to store the persistence data into the MySQL database and written HQL to access the data from the database.
• Used various Core Java concepts such as Multi-Threading, Exception handling to implement various features and enhancements.
• Developed Web services using XML, SOAP and RESTFUL web services.
• Developed Web Services to consume those Web Services as well other enterprise wide Web Services.
• Used SOAP protocol, JAX-WS and Apache CXF in development of web services.
• Using JAXB for xml binding and SAX parser for xml parsing.
• Developed JMS API using J2EE package.
• Automated the build process by using ANT build tool.
• Developed Packages to validate data from Flat Files and insert into various tables in MySQL Database.
• Responsible for performing Code Reviewing and Debugging.

Environment: Java, Core Java, Spring, Hibernate, MVC, UML, MySQL, PL/SQL, Stored Procedures, JMS, SOAP, REST Web Services JSP, XML, HTML, CSS, JavaScript, Eclipse, ANT, Apache Tomcat, UNIX, SVN, WebSphere, Agile

Confidential, Hartford, CT

Java/J2ee Developer

Responsibilities:

• Analysis, Design and Implementation/translation of Business User requirements.
• Responsible for system analysis, design and development using J2EE architecture.
• Developed presentation layer using HTML, Angular JS, CSS and Java Script.
• Implemented a Single Page Web Applications (SPA) based front end for displaying user requests, user records history and security settings various users using JavaScript and Angular JS.
• Developed the application use cases using the open source framework such as spring and Hibernate.
• Integrated the Spring MVC framework with Hibernate framework.
• Application designed in multi-tiered J2EE design and coding utilizing Spring Inversion of Control (IOC) architecture and Hibernate.
• Created SQL queries, Stored procedures using PL/SQL for data modification (Using DML insert, update, delete) in Oracle.
• Implemented Swagger Configuration in Java Spring boot for auto generating swagger json files for REST API calls.
• Developed the automated unit test cases for the Microservices using Junit, Mockito, and Sonar and deployed them in the Jenkins pipeline.
• Migrate mongo dB shared/replica cluster form one datacenter to another without downtime.
• Implemented and configured the business objects of an application by using spring beans.
• Written mapping files for mapping java objects with columns in database tables.
• Implementing JAX-RS services using Spring Boot.
• Developed Restful Web Services using JAX-RS which were exposed to other applications.
• Used AJAX to make asynchronous calls to the framework which formatted the request (basically JSON data) using the JSON to Java Transformer mechanism inbuilt into the framework.
• Write unit test cases by using JUnit framework to perform the unit testing.
• Used JBoss Server for application deployment in the clustered Linux environment.
• Implemented the debugging functionality in an application by using Apache Log4Jframework.

Environment: Java, J2EE, Eclipse, Core Java, OOP, Spring, Hibernate Web services, Spring Boot, Microservices, Restful, JAX-B, JAX-WS, JAX-RS, AJAX, JSON, Log4j, JSP, Servlet, SVN, Maven, JavaScript, Angular JS, HTML, CSS, XML, PL/SQL, Oracle, Mongo DB, JUnit.

Confidential - Washington, DC

Jr Java Developer

Responsibilities:

• Design of the project using UML Use Case Diagrams, Sequence Diagrams, Object diagrams, and Class Diagrams.
• Interacted and coordinated with the Design team, Business analyst and end users of the system.
• Created sequence diagrams, collaboration diagrams, class diagrams, usecases and activity diagrams using Rational Rose for the Configuration, Cache & logging Services.
• Wrote authentication and authorizationclasses and manage it in the frontcontroller for all the users according to their entitlments.
• Developed the presentation layer using Servlet, HTML, CSS, JavaScript, JQuery and XML.
• Developed the application using Spring Web MVC architecture and Spring AOP.
• Used SQL as the query languages in Hibernate Mapping and Integrated Spring and Hibernate framework.
• Developed SOAP based Web Services for Integrating with the Enterprise Information System Tier.
• Developed and deployed Session Beans and Entity Beans for database updates.
• Developed stored procedures and complex packages extensively using PL/SQL and shell programs on Oracle Database.
• Deployment of Application in the JBoss Server environment using ANT tool using the JSP Client.
• Used Log4J for logging and debugging purposes.
• Wrote Junit test classes for the services and prepared documentation.

Environment: J2EE, Agile, Servlets, Spring, JavaScript, HTML, CSS, jQuery, XML, SOAP Web Services, Spring, Hibernate, JBoss, GIT, ANT, Oracle, JUnit, Rational Rose, Windows.