Ranjith Kumar Email & Phone Number

Basking Ridge, Nj, Us

• Implemented Spring Boot framework / Microservices Architecture that handles application logic Using Graph QL.• Developed and Consumed Enterprise Graph QL Services. Implemented GraphQL Resolvers for Service Definitions.• Defined and developed GraphQL Schema and created queries based on the business service requirements.• Implemented Spring Webflux to implement GraphQL Services for Non-Blocking calls.• Implemented the concepts of Mono and Flux to implement the Asynchrnous based Non-Blocking behaviour.• Implemented the concepts of Spring Webclient to trigger the third-party Services or Existing SOAP or REST calls for Non-Blocking behaviour.• Implemented Cache using EHCache for caching information of users who accessed the system recently to store in JVMCache. • Converted the Existing Application Migration from Angular UI 6 && above, Node (npm package manager), Visual Studio IDE to React Js.• Created and Designed Components using React JS, JSX Components, VZRF built in components and styles (Custom framework of Verizon Team).• Implemented React Redux Store for Centralizing the Data Store of the Complete Existing Application.• Implemented, Created and Designed Components using React JSX, Redux, Saga, React State, Props, Fragments etc… • Worked with Weblogic Server in the server-side to encapsulate the business logic of the application.• Implemented and maintained with code using Spring integrations with Hibernate, JPA as Persistence layers. • Performed unit tests using Junit, Mockito and WebClient Test.• Tested SOAP and REST Services using SOAP UI and Postman Tools.• Resolving security issues with the HP Fortify Scanner and sanitizing the code.• Implemented and Created Producer, Consumer Classes using JMS standards.• Implemented Asynchronous message driven systems using AMQP, Active MQ, QPID (Middleware Systems) to interact with Other Messaging Systems.• Configured, Implemented Producer, Consumer flows using IBM MQ series following JMS Standards.

Monroe, La, Us

• Implemented Spring Boot framework / Microservices Architecture that handles application logic making business calls interacting with web services. • Developed and Consumed Enterprise Web Services (SOAP and RESTful). Generated client using Spring Boot Frameworks with Spring REST Template Builder.• Responsible for building a single-page application using the Angular UI 6, Node, Visual Studio IDE development framework.• Maintained Angular UI Application as part of this Microservices Application.• Converted and Implemented few applications in React JS using React JS, JSX components as part of our project requirements. • Developed components using React JS using Http Axios for Front End to Backend interactions with the help of Node Servers • React Js Applications were builded and deployed in Node Server using Webpack – Babel.• Used Spring Boot which is faster in building Micro services and developed Spring-based applications with very less configuration. • Back-end Validation is performed using Groovy and front-end validation is done using JavaScript. Created JSP pages using standard JSTL tags, and custom tags.• Worked with EJB in the server-side to encapsulate the business logic of the application.• Implemented and maintained with code using Spring integrations with Hibernate, JPA as Persistence layers. • Worked on Test Driven Development and performed unit tests using Junit and Jmockit.• Tested SOAP and REST Services using SOAP UI and Postman Tools.• Used Java 1.8 Method references feature to point to methods by their names and used functional Interfaces.• Implemented DAO for data access using Spring ORM with Hibernate.• Consumed Web Services implemented with Apache CXF API’S like JAX-WS, JAX-RS, JAX-RPC, JSON and REST to get the external web service responses.

Dublin, Oh, Us

• Implemented Spring MVC framework that handles application logic making business calls interacting with web services. • Developed and Consumed Enterprise Web Services (SOAP and RESTful). Generated client using Jersey and Axis Frameworks using Eclipse.• Responsible for building a single-page application using the AngularJS development framework.• Implemented React Applications using React Js using JSX and JavaScript, HTML, CSS/Bootstrap,PrimeReact libraries for Component Development activities.• Implemented React Props, React State Management for Component to Component interactions and internal Component interactions.• Designed Components using React JSX, Saga, React State, Props, Fragments etc… • Used Spring Boot which is faster in building Micro services and developed Spring-based applications with very less configuration. • Back-end Validation is performed using Groovy and front-end validation is done using JavaScript. Created JSP pages using standard JSTL tags, and custom tags.• Worked with EJB in the server-side to encapsulate the business logic of the application.• Implemented and maintained with code using Spring integrations with Hibernate, JPA as Persistence layers. • Worked on Test Driven Development and performed unit tests using Junit and Mockito.• Used Java 1.8 Method references feature to point to methods by their names and used functional Interfaces.• Implemented DAO for data access using Spring ORM with Hibernate.• Consumed Web Services implemented with Apache CXF API’S like JAX-WS, JAX-RS, JAX-RPC, JSON and REST to get the external web service responses.• Responsible in development of presentation layer using JSP and Servlets. • Produced the Webservices using Apache CXF API’S like JAX-WS, JAX-RS, and JAX-RPC.• Written queries, stored procedures and functions using SQL, PL/SQL in Oracle.• Experience in using Data Access Objects (DAO), Singleton, Business Delegate and Factory patterns to increase the performance of the system.

Teaneck, New Jersey, Us

Project Descriptions: - Waterfall Process EnvironmentKohl’s Merchandise Allocation (KMA) is a plan-based allocation system that takes the purchase order quantity and allocates it to stores. • Involved in analysis, development, and testing phases of SDLC using Waterfall Methodology.• Modified existing software to correct errors, upgrade interfaces and improve performance. • Analyzed 30 Java Kohls legacy applications for the impacts and new changes to be done.• Used Web services - WSDL and SOAP to consume the service details from another team.• Implementing Legacy Applications Consuming Spring Web Services by replacing Existing EJB Calls for all the changes to be done. • Involved in writing PL/ SQL scripts. • Used ANT, Maven, Gradle build tool for generating build scripts generating EAR, JAR files for deployment• Involved in Release, Build and Deployment process for Development, QA and Production environments Using Jenkins Server.• Designed and developed code using the Java EE platform. Extensively using MVC, Factory, Delegate and Singleton design patterns.• Involved in design, development and maintenance of applications that utilizes Microservices, J2EE, Spring MVC, Spring Integrations, and Spring Data, Spring Core, Spring Webservices.• Extensive use of core Java Collections, Generics, Exception Handling, and Design Patterns for implementing the functional scenarios of the changes.• Used Spring boot actuator to access the current state of the running application in production environment.• Conducted simultaneous queries and retrievals using Java Multithreading techniques. • Involved in writing Thread Safe blocks to make valid transactions.

Teaneck, New Jersey, Us

Project Descriptions: - Agile Scrum EnvironmentBS/SE Retail Market Review project involves in providing the incentives and bonuses for those customers who acquires special tariffs which is having seasonal discount. • Performed estimations, design, analysis, implementation, build and release of this requirement in two sprints.• Followed Agile Scrum approach to implement the functionalities. BS/SE Energy & Services • Providing technical solutions to business through sprints following Agile Scrum model.• Responsible in the maintenance of Energy and Services Flows of British Gas.• Performed requirements discussions and clarifications with product owners for each sprint checking the feasibility of the story cards.• Performed requirement effort estimations for story cards with associated impact analysis documentation.• Developed and Implemented CMS Authoring, CQ components, pages, templates using WCM, CRXDE, OSGI, JCR, Apache Sling and integrating CQ with other applications.• Designed modular and extensible CQ WCM components and services to suit the CQ requirements.• Developed Java Batches using Perl and Shell Scripts.• Good Hands on Experience with the project configuration and local setup environments.• Performed unit testing for the requirements using Junit, Mockito and Power Mockito frameworks.• Fixing the defects and updating the defect logs in QC.• Performing build and deployment for the requirements in GO server.• Preparing release hand over documents for the deliverables and providing KT to the support team.• Mentoring and guiding new trainees through technical inductions in our team.

Master’S Degree, Computer Science

Master’S Degree, Computer Software Engineering