SUMMARY

• 7+ years of software development experience in requirements Analysis, Design, Coding, Testing, and production support of scalable, Multi - Tier distributed enterprise applications using Java/J2EE technologies.
• Working knowledge in multi-tiered distributed environment, OOAD concepts, good understanding of Development Lifecycle (SDLC).
• Proficient in implementing object oriented programming (OOPS) using Java/J2EE technologies Core Java(OOPS, Collections, Threads),JSP, JDBC, Spring, Hibernate and Restful Web services.
• Experience on Agile (Scrum), Waterfall, and Extreme Programming (Test Driven development, Pair Programming, Code Reviews).
• Extensively worked on coding using corejavaconcepts like multithreading, collections, serialization, Synchronization, exception handling, generics, network APIs and database connections.
• Strong front-end UI development skills using JSP, JSP Custom Tag Libraries, AJAX, HTML5, CSS3, DHTML, JavaScript, jQuery, DOM, Responsive Web Design, Bootstrap and experience in making Web Pages cross browser compatible, single page web applications using AngularJS.
• Proficient in developing Web services related technologies and Frameworks WSDL, SOAP, REST,JAX-WS,JAXB,JAXRPC,AXIS and Jersey, SOAP UI and generating client using Eclipse for Web Service consumption.
• Experience in developing web applications with various open source frameworks like JSF, Spring Framework, Spring MVC, Spring AOP, Spring ORM, Struts Framework, Struts Validation and chatbots and Tiles Frameworks.
• Hands-on experience with Spring, Spring Data, Spring Integration, Spring Data-RS, Spring Security.
• Proficient in persistence frameworks Hibernate, I BATIS, JPA, to map POJOs to a relational database and using Hibernate Query Language (HQL).
• Experience in implementing the declarative enterprise services using Spring AOP and implementation knowledge on spring web flow to manage the application page flows.
• Experience in working with relational databases like Oracle 11g, MySQL, MS SQL Server using SQL, PL/SQL and NoSQL databases such as Mongo DB, Cassandra.
• Extensive experience in using SQL and PL/SQL to write Stored Procedures, Functions, Packages, snapshots, Triggers and optimization with Oracle, DB2 and MySQL databases. Hands on SQL Performance Tuning Operations and worked on database tools such as TOAD and SQL Loader.
• Experience inAngular4for application implementation, creatingmodules, controllers, route providers, factory services, ng-repeat, customizable filter, http get/post methodsanddirectivesto realize functionalities likeREST service with Ajax call, input validations, searchable and sortable contents.
• Experience withAngularMVC Framework including authoring complex directives, services, controllers and filters working with animations, routing and states.
• Good Experience working with Node.js(Grunt, Bower, Express, HTTP, FS)and experience implementing custom directives in Angular.
• Having experience working with AWS services like EC2, IAM, Lambda, SNS, SQS, and Cloud watch services to deploy the applications into cloud.
• Experienced in developing REST based Web API with NodeJSusing routing frameworks such as ExpressJSand REST API for CRUD operations to developMongoDBDAO connectivity. Experience in CSS preprocessors SASS, LESS.
• Knowledge on AWS cloud services like EC2, S3, RDS, ELB and EBS for installing, configuring and auto scaling.
• Strong experience in Service Oriented Architecture (SOA) and publishing web services (SOAP, RESTful) that include several components like SOAP, WSDL, XML, XSD, UDDI, and JAX-WS.
• Good exposure to tools like SoapUI, Postman for testing SOAP and RESTful web services, browser plugins like Advanced REST client and also CURL using command line for testing HTTP requests.
• Proficient in Java/J2EE Design Patterns including singleton, command, object pool, session facade, Model View Controller (MVC), Data Access Object (DAO), Data Transfer Object (DTO) and Business Delegate in the development of Multi-Tier distributed Applications.
• Experience in designing, developing applications using Struts (1.x/2.x) Frame work, O auth framework and configured the validation framework for validations and Tiles framework for layout management.
• Strong experience in XML related technologies including XSD, DTD, XSLT, XPATH, DOM, JDOM, SAX,XML-RPC, Document Handlers, XML Beans and Castor Framework.
• Proficient in handling web and application servers in creating Domain, configuring connection pool, JMS, deploying applications on WebLogic, WebSphere, Apache Tomcat, Glassfish and JBoss.
• Experienced in use of build tools like Apache Maven, Gradle, Jenkins and logging tools like log4J, project tracking tools by JIRA, Rally and QC.
• Having experience on containerisation and orchestration using Docker to create docker images.
• Involved in Unit Test Cases writing and having good knowledge in JUnit, used mocking framework like Mockito, J Mockit. Spring test with Groovy for debugging and testing the applications.
• Ability to learn and merge new technologies quickly. Excellent problem solving, analytical and communication skills.

TECHNICAL SKILLS

Languages: Java/JDK 1.8, 11.3, SQL, C++

J2EE Technologies: JSP, Servlet2.x, JDBC2.0/3.0, Log4J, RCP, Tiles

UI Technologies: HTML, XHTML, JavaScript, Angular, CSS, XML, AJAX, JQuery, JSON

XML Technologies: SOAP, RESTful, UDDI, WSDL, AWS.

Web/Application Servers: IBM Web Sphere 6, Apache, Tomcat 5.4/4.x, JBoss 4.3/3.2, PCF.

Database: Oracle 11g, Mongo DB, MySQL, Microsoft SQL Server, DB2.

Build Tools: Maven, Ant, Gradle, Jenkins.

Spring Modules: Spring Core, Spring JDBC, Spring MVC, Spring Security, Spring Boot, Spring ORM, Spring Web.

Version Control: CVS, SVN, GIT, Bit Bucket

OS & Environment: Windows 7,10, UNIX, Linux, AWS

PROFESSIONAL EXPERIENCE

Confidential, Shelton, CT

Full stack Developer

Responsibilities:

• Involved in the analysis, design, and development and testing phases of Software Development Lifecycle (SDLC).
• Followed iterative application development specified by Agile Scrum methodology consisting of Sprints and stands up meetings and built the application with Test Driven Development (TDD).
• 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 Tool Suite (STS).
• Analyzed the Maven dependency management in base code to annotate the dependencies on to Spring Boot application into Gradle forMicroServices.
• Created and injected Spring services, Spring controllers and DAOs to achieve dependency injection and to wire objects of business classes.
• Implemented Micro service architecture with spring boot based services interacting through a combination of REST, SOAP.
• Experience inJunit and groovyto develop unit testing and debugging of application.
• Involved in design and development of UI component, which includes layered POVs and Carousels using frameworks Angular, JavaScript and J query in conjunction with HTML5, CSS3, Bootstrap and LESS.
• Used NPM for installing required node modules and other published Angular NPM modules.
• Updated the application with new features ofAngular 4and then to latest versions Angular 5/6/7.
• Called REST web services throughAngular 4services to get JSON Object and modified the response object to display in UI.
• Having experience on core java concepts like Multithreading, Exception handling, OOPS, Collections and Data structures.
• Developed REST architecture based web services using JAX-WS to facilitate communication between client and servers.
• Involved in development of web services for business operations using SOAP, WSDL, JAX-WS, JDOM, XML, XSL and Apache CXF.
• Implemented various design patterns Singleton, Data Access Object (DAO), Command Design Pattern, Abstract Factory, Factory Method Design Pattern.
• Worked with NPM commands and using Package. json for managing dependencies and dev dependencies of node.js application.
• Used spring cloud and spring boot to create REST full micro services and deploy them to docker containers in AWS.
• Created and modified the CSS classes to change the look and feel.Used JavaScript for Client Side validations.
• Wrote services to store and retrieve user data from the Oracle database management system and handled database access and data transmission based on RESTful web service.
• Implemented persistence layer using various features like XML configuration file for Database connectivity, connections to database using Hibernate Session Factory, using Hibernate APIs to retrieve and store data to the database with Hibernate transaction control using ORM tool Hibernate 3.0 framework like HQL queries etc.
• GIT for version control and Experience with build automation tools like ANT, Maven, continuous Integration and continuous deployment (CI/CD) in Jenkins.
• Used Hibernate ORM frameworks for database connectivity.Developed SQL procedures for login module and written complex SQL queries.

Environment: Java 8, Core java, Hibernate, Spring, XML, J2EE 1.4, J-Query, JUnit, UML, JAX-WS, Oracle 10g, Agile methodology, WSDL, JavaScript, PL/SQL, AWS, Micro services, Angular 4, JIRA, Cucumber, Jenkins, SQL, GIT, Docker, kafka.

Confidential, Jersey City, NJ

Java/J2EE Developer

Responsibilities:

• Participated in all aspects of the development lifecycle from design to development to deployment and on-going enhancements.
• Contributed to project by working on end to end flow developing JSP's for front end by developing Servlets, BO classes in middle tier and to database by writing various SQL queries and Stored Procedures.
• Extensively used Spring MVC model to implement the application and created Spring Beans using IOC and AOP. Developed the controller, business logic and DAO classes achieving dependency injection.
• Leveraged Spring Boot as middle-tier application framework, persistence strategy using spring support for Hibernate and declarative transaction management.
• Worked on coding standalone batch jobs, and providing monitoring and application support using Spring Batches, Java Batches, and ETL batch jobs. Used Spring Batch with Quartz scheduler for generates the reports.
• Implement the authentication, authorization, and access-control features by using Spring Security. Implemented remote service access withSpring Remoting.
• Used factory in Angular 2to use the common functions in different views to reduce redundancy and improve maintenance of the code.
• Implemented Single Page Design and customized directive and filter criteria by using Angular.JS to Angular2 MVC to build a cross-browser compliant application.
• Worked on cloud environment by creating the instances in EC2 and deployed in Open shift environment.
• Implemented authentication session to certain routes and cache strategies for certain HTTP requests.
• Defined new validations through AngularJS for the forms through HTML and used AJAX, JSON to send requests to the server. Wrote AJAX calls to populate tables, tab menu and other components with JSON data in AngularJS.
• Implemented the integration with the back end system with web services using REST. Involved in developing Restful Web services using Jersey framework (JAX-RS) and REST annotations and used JACSON based REST-JSON convertors.
• Worked in using REACT JS components, Forms, Event keys, Router and Redux components.
• Design and implementmicro-servicesusingJava, Groovy, H2, MySQL, Spring Boot, JPA, Hibernate, ActiveMQ, Spock, Git.
• Implemented JMS based SOAP Web service using SpringCXF, JMS config and Mule ESB.Built various capabilities in ESB like Security, Message routing, message transformation, transaction management etc.
• Configured Hibernate session factory to integrate Hibernate with Spring and used JPA/Hibernate to communicatewithdata layer and XML/JAXB to read XML data.
• Configured IBM-MQ in servers as message driven architecture for the exchange of messages between the applications. Created topics, queues and MDB’s for communication using JMS/IBM MQ Series.
• Configured the connection pools and security for the server. Used JUnit to perform unit testing.
• Followed the Maven build life cycle to build the application war/ear files and deployed into Websphere Application server. Used QC for task assignment, bug tracking and fixture.

Environment: Java 8, Spring Framework, AngularJS, JavaScript, REST & SOAP Web Services, XML, JMS/IBM MQ, Bootstrap, JMS, Hibernate, JUnit, Eclipse, Bootstrap, AWS, AJAX, JSON, HTML, CSS3, MySQL database, SVN, QC, Maven, Junit, Microservices, Jenkins, Cucumber, Spark, WebSphere and chatbots.

Confidential, Alpharetta, GA

Java/J2EE Developer

Responsibilities:

• Participated in all aspects of the development lifecycle from design to development to deployment and on-going enhancements.
• Contributed to project by working on end to end flow - developing JSP's for front end by developing Servlets, BO classes in middle tier and to database by writing various SQL queries and Stored Procedures.
• Extensively used Spring MVC model to implement the application and created Spring Beans using IOC and AOP. Developed the controller, business logic and DAO classes achieving dependency injection.
• Leveraged Spring as middle-tier application framework, persistence strategy using spring support for Hibernate and declarative transaction management.
• Worked on coding standalone batch jobs, and providing monitoring and application support using Spring Batches, Java Batches, and ETL batch jobs. Used Spring Batch with Quartz scheduler for generate the reports.
• Implement the authentication, authorization, and access-control features by using Spring Security. Implemented remote service access withSpring Remoting.
• Implemented the integration with the back end system with web services using REST.
• Involved in developing Restful Web services using Jersey framework (JAX-RS) and REST annotations and used JACKSON based REST-JSON convertors
• Configured Hibernate session factory to integrate Hibernate with Spring and used JPA/Hibernate to communicatewithdata layer and XML/JAXB to read XML data.
• Configured the connection pools and security for the server. Used JUnit to perform unit testing.
• Followed the Maven build life cycle to build the application war/ear files and deployed into Web sphere Application server. Used JIRA for task assignment, bug tracking and fixture.
• Estimated engineering efforts, planned implementations, rolled out system changes and triaged production issues.
• Developed project plans, adhered to project milestones, monitored project progress, management reporting, resource management, coordinated offshore development activities.

Environment: Spring Framework, AngularJS, Core java, Node.JS, JavaScript, REST & SOAP Web Services, XML, JMS/IBM MQ, Bootstrap, JMS, Hibernate, JUnit, Eclipse, Bootstrap, AJAX, JSON, HTML, CSS3, MySQL database, SVN, JIRA, Maven, Junit, Microservices, Jenkins, Cucumber, WebSphere.

Confidential, Chicago, IL

Java Developer

Responsibilities:

• System was developed using Java, J2EE technologies and open source frameworks and application was implemented using struts architecture.
• Implemented MVC architecture and DAO design pattern for maximum abstraction of the application and code reusability.
• Followed agile methodologies to execute project.Build the application using TDD (Test Driven Development) approach.
• Developed various helper classes using Core Java multi-threaded programming and Collection classes.
• Involved in all layers like Presentation Layer, Business Logic and Data Access Layers.
• Using technologies like SOAP, WSDL and UDDI based Web Services. Exposing and consuming web services using SOAP/WSDL for getting request from external source systems and sending response to external source systems.
• Design and development of presentation layerusing jsp, jQuery,AJAX, JSTL, HTML, CSS, and JavaScript.
• Developed code components based on design patters such as business delegate, session façade, data access object, and singleton.
• Developed the workflow interfaces using struts tiles layouts, jsps, css, & request processors using dispatch action & action.
• Used the Struts Validation Framework for UI validation and worked with Struts tag libraries.
• Extensively worked with XML schema, XSL, XSLT to navigate in XML documents, and SAX to process & parse xml files. Designing and configuring core xml files for implementation of struts.
• Involved in writing Struts form-beans for transferring the data from Controller to the Model and implementing the file upload/download functionality using Struts, Servlets.
• Used JPA with Entity Beans for interacting with Persistence Layer for CRUD operations.
• Involved in writing Spring Configuration XML file that contains declarations and other dependent objects declaration.
• Developed various unit test cases for EJBs and tested them using written EJB client and made sure all code was executed using positive and negative.
• Worked with relational database (oracle), JDBC, SQL and creating Stored procedures. functions using PL/SQL
• Implemented different modules of Spring Framework such as IOC, DAO, O/R mapping.
• Worked on the Spring components such as Dispatcher Servlets, Controllers, Model and View Objects.
• Created several design artifacts likeUML, use cases andclass diagrams using Rational Rose. Worked with multi-tier application.
• Used CVS for version control across common source code used by developers and deployed the applications on WebLogic Application Server.
• Involved in Bug fixing of various modules that were raised by the testing teams during the Integration testing phase.

Environment: Java, J2EE, core java, Spring, EJB, HTML, CSS, JavaScript, AJAX, jQuery, MVC, Oracle, WebLogic, DAO, JDBC, Servlets, JSP, TDD, XML, SQL, JMS, AWS, Web Services, CVS, SOAP, Eclipse, Cucumber, Open shift.

Confidential

Software Engineer

Responsibilities:

• Having experience in Development, Testing, documenting and maintenance of web application using spring MVC.
• Ability to analyze, design and implement components by applying best practices and coding standards.
• Involved in requirements gathering, Analysis and design of the application.
• Created use cases, class diagrams and sequence diagrams using rational rose.
• Designed and developed web interfaces using MVC architecture and VLP Framework.
• Responsible for the implementation of application system with core java and GWT framework.
• Developed the data flow between many web services and communicates with the data in the application.
• Used CSS for styling the HTML elements.
• Designed the application in such a manner to have code reusability.

Environment: Java IDE, HTML, SQL, Windows XP, Tomcat, waterfall.