Implemented Micro-Services Architecture using Spring Boot 2.1 and Spring Cloud Hoxton for making the application independent, scalable and low maintenance Worked on Spring Security 5 Module base on OAuth2Utilized Amazon Web Services including EC2 for deployment, configuration and restore infrastructure and S3 for data storageImplemented message service to realize information transaction using Spring Cloud Stream 3 and Apache Kafka 2.3Worked on Spark using Scala on cluster for computational analyticsDesigned and implemented data persistence using Spring Data JPA 2.0 and MySQL 8 database, used Redis 3.2 for in-memory cache maintenanceUsed ReactJS 16 and Bootstrap 3 for front-end rendering and Single Page ApplicationDeveloped unit testing using JUnit5 with Test-Driven Development(TDD) environment

Involved in Daily Scrum meetings, Sprint planning and estimation of the tasks for the user storiesDeveloped business components using core java concepts like Inheritance, Polymorphism, Collections, Serialization, Multithreading, etc. Used JMS (Java Messaging Service) API to mail notifications upon the success or failure when the backend processes are completed and to send mail notifications regarding any system related problems.Developed User Interface (UI) Rich Web Applications using Front End/User Interface (UI) Technologies like HTML4/5, CSS2/3, Type Script, Bootstrap and AJAX by managing all facets and pipelines of application.Used Angular2.0 HTTP Module to make API calls and worked with the observables. Developed Single page applications and Custom Directives using Angular 2.0.Used Angular two-way binding and Implemented the search functionality for Internal Application using Angular JS.Involved in Enhancement of existing application utilizing Angular JS, created HTML navigationmenu that is role based wherein menu items changes dynamically based on the values derivedfrom the database in the form of XML.Developed internal CLI applications using Commander Module for application built using Web packInvolved in developing components on Reporting Dashboard with JSF, Spring Framework, Spring MVC and Hibernate and created Micro Services using Spring Boot.Implementing or exposing the Micro services based on RESTful API utilizing Spring MVC and JerseyWorked on creation of custom Docker container images, tagging and pushing the images.Developed test cases for each component in different panels using Junit, reported and deployed using Jenkins.Implemented security functionality OAuth 2.0 PCF, Spring Security, secure authentication.Developed Unit test cases using JUnit.