• Created REST API using Spring framework like spring, spring boot were used to design application structure.• Created microservices for 2D barcode functionality, testing serial scanner, and keyboard wedge in Java classes using the enterpriseRx application.• Successfully written generic frameworks using java generics to validate and process end to end java-based application.• I have also used Java APG package to generate the parser at the runtime of the application.• Expertise in core java, collections, back end development and design.• Successfully designed and developed java multi-threading-based collector parser and distributor process when the requirement was to collect, parse and distribute the data.• Working with java objects (DTO) with database entities to store, maintain and query the data on the oracle database using SQL developer. • For other modules also some of the NoSQL was also used on the database side for development.• Client application is constructed for user interface using HTML, CSS, JavaScript, jQuery, Angular 8, React &NodeJS.• Working on a day-to-day task using Java, Object-oriented concepts of software development.• Proficiency in implementing multi-threaded applications and in using design patterns like factory method,Abstract factory, singleton, builder, DAO patterns in software design.• Used react.js and node.js with different modules to create a web applications and their different functionality components.• Extensively developing single page web application for the client using Angular 8 and React.• Written unit test cases in TDD (Test Driven Development) environment using Junit & selenium framework using JDK 8 in eclipse and achieved 95% of overall test coverage.• Moreover, I have worked on Python using Anaconda Navigator for AI and ML.• Triggered CI/CD pipeline in Jenkins on daily basis for the code deployment in Dev and Q/A environment.• I have used Apache Tomcat for the server-side work and did data stream

Implemented REST Microservices using spring boot. Generated Metrics with method level granularity and Persistence using Spring AOP and Spring Actuator.Created new REST web services operations and modifies the existing one.Strong experience in Spring Framework such as Spring MVC, IOC, Boot, JPA and Spring JDBC.Developing spring Controller classes, Service classes, Repository classes and configured XML file for spring.Implemented REST Microservices using spring boot. Generated Metrics with method level granularity and Persistence using Spring AOP and Spring Actuator.For other modules also some of the NoSQL was also used on the database side for development.Worked in the TDD environment with Junit & selenium for testing purpose.Designing, developing, and maintaining the data layer using Hibernate.Participated in breakdown and planning of module structures and project deliverables. Instrumental in the diverse stages of the software development lifecycle, including requirements gathering and analysis, systems design, development, and testing. Moreover, also used java concurrency technologies.Proficiency in implementing multi-threaded applications and in using design patterns like factory method,Abstract factory, singleton, builder, DAO patterns in software design.Apache Kafka was used to do data streaming for this project.Responsible for creating efficient design and developing User Interaction screens using HTML, CSS3, Bootstrap, JavaScript, Angular 7 and Node JS.Enhanced application performance by angular 7 component-based development in view of future angular framework transitions.Used react.js and node.js with different modules to create a web applications and their different functionality components.Experience with creating custom directives, decorators, and services to interface with both restful and SOA services.Implemented angular router to enable navigation from one view to the next as customer performs application tasks.