• Responsible and active in the analysis design implementation and deployment of the full software development life cycle SDLC of the project.• Developed Restful microservices using Spring, Spring Boot, Spring Batch and Java 8 based on the requirements.• Configuring Eureka service discovery to dynamically discover the REST based micro services.• Using Spring cloud Hystrix for fault tolerance of micro services.• Implemented Spring boot microservices to process the messages into the Kafka cluster setup.• Used Spring Kafka API calls to process the messages smoothly on Kafka Cluster setup.• Developed Single Page Applications (SPA) using Angular 9, Typescript, HTML5, CSS3, and Bootstrap 3.• Used various Core Java concepts such as Exception Handling, Multithreading, and Collection APIs to implement various features and enhancements.

• Developed User Interface view with Spring MVC and jsp as a Service Oriented Architecture (SOA) application.• Used HTML5, CSS, jQuery, and Ajax and performed client-side validations using JavaScript.• Implemented AngularJS as the framework to build a single-page application (SPA).• Implemented Multithreading for handling multiple requests and for high performance.• Implemented Internationalization using Spring MVC Interceptors, Spring core modules and native Spring AOP facets of Logging and transactional management.• Closely worked with Kafka Admin team to set up Kafka cluster setup on the QA and Production environments.• Worked with Streams, lambda functional programming using Java 8.• Had knowledge on Kibana and Elastic search to identify the Kafka message failure scenarios.• Implemented to reprocess the failure messages in Kafka using offset id.• Worked on the creation of custom Docker container images, tagging, pushing images, and integration of Spring boot.

• Implementation of the design wireframe using Angular 6 and creating services and exposing it to the backend which runs on Spring Boot. Here we also have another layer that makes use of NodeJS mainly used for authentication, authorization and session maintenance.• Strong understanding on client-side application and very good at attaining the architectural design for MVC using directives, promises and pipes.• Involved in webservices design and development. Responsible for creating and consuming web services using REST.• Implemented Java EE components using Spring MVC, Spring IOC, Spring transactions and Spring security modules.• Integrated the ORM Object Relational Mapping tool hibernate to the spring using Spring ORM in our app and used spring transaction API for database related transactions.• Configured JPA to use Hibernate as ORM tool.

• Involved in developing user interface with HTML5, CSS3, SAAS, JSON, AJAX, React JS, Type script, Es6 and on server-side Technology with Node JS.• Used Bootstrap front-end framework for faster and easier web development. Design website and maintain the website content up to date.• Create, edit and maintain sites implementing responsive design & themes using front-end development frameworks including Bootstrap.• Used OAuth 2 which is a lightweight authentication framework with a central authorization server and generates an access token to access a protected resource on a resource server.• OAuth 2 simplifies all the communications between the client, server, and content provider.• Developed some standalone Micro services using Spring Boot micro service architectural patterns

• The application is designed using J2EE design patterns and technologies based on MVC architecture.• Involved in various phases of Software Development Life Cycle (SDLC) and Agile methodology is used for development of the application.• Used J2EE design patterns like Value Object Pattern, Session Façade, Singleton, Factory and DAO.• Created Stored Procedures & Functions. Used JDBC to process database calls for Db2 Server database.