•Extensively involved in gathering business requirements and system requirements and specifications.•Implemented Java 11+ to use asynchronous HTTP client, var keyword for lambda parameters, improvise garbage collector and to access control in nest based.•Implemented Java 11 features, such as lambda expressions, the Stream API, and functional interfaces.•Used Bootstrap JavaScript plug-ins to implement Tabs, Tooltips, Pop Overs, Buttons and Alerts.•Integrated Angular's HTTP client module to interact with RESTful APIs, handling data retrieval, submission, and error handling effectively.•Developed single page applications leveraging TypeScript in Vue.js and VuePress JavaScript libraries•Developed RESTful APIs with Spring Boot, utilizing IoC and Dependency Injection for modular design.•Integrated Spring Security with OAuth2/Open ID Connect TUF CWS Security Wrapper for robust authentication and authorization, ensuring application security.•Managed the DNS records, forwarders and Azure DNS for record publishing with Azure, AWS and other Hill-Rom/Baxter environment.•Utilized MongoDB or MySQL with Node.js to implement database interactions, performing CRUD operations and complex queries to store and retrieve data.•Perform the deployment of different SQL services like Azure SQL, SQL MI and SQL server using IaaC and terraform leveraging the CI/CD pipeline.•Created and maintained automation scripts using PL/SQL and shell scripting to automate routine database tasks, such as data extraction, transformation, and loading (ETL).

•Involved in Analysis, Design, and Implementation of software applications using Java, J2EE, XML and XSLT and Web Services (REST, WSDL). •Developed applications using spring, JSP, JSTL and AJAX on the presentation layer, the business layer is built using spring and the persistent layer uses Hibernate. •Used new JDK 1.8 features to improve the code readability and performance such as Stream, Lambda etc. •Used spring framework and J2EE components, Utilized Spring Boot, IOC and DAO modules. Developed controller classes, backend process, complex services and database interaction. •Using Angular 11, we created custom directives for reusable components (multi-field form elements, background file uploads, etc.). •Led design and implementation of complex algorithms using Core Java's concurrency utilities.•Created Typescript reusable components and services to consume REST API's using Component based architecture provided by Angular 11. •Used Spring Boot to rapidly develop the application with certain micro services and deployed them with the application. •Implemented and tested the enterprise application with Vue.js, JQuery, Angular.js and Spring MVC.•Used Java Mailing or Messaging Service (JMS) API’s for mailing detailed notifications depending upon the success and failure once the backend process is complete and also for mailing administrator of any system related problems. •Integrated Hibernate ORM framework with spring framework for data persistence and transaction management. •Implemented Java Message Services (JMS) using JMS API. •Utilized Spring Boot, Spring Cloud, and/or Netflix OSS to build and deploy microservices, taking advantage of their features such as service discovery, circuit breaking, and distributed configuration.

•Used AGILE methodology and actively participated in Scrum meetings to produce quality deliverables within time. •Demonstrated expertise in building dynamic and interactive user interfaces using React.js, leveraging component-based architecture for modular and scalable applications.•Worked in using React JS Components, Forms, Events, Keys, Router, Animations and Flux concept.•Used React JS to develop client-side web applications which included dealing with data. •Implemented SASS, LESS Variables to manage and reuse style values and definitions, improving code maintainability and consistency.•Utilized Bootstrap framework to design and develop responsive and mobile-first web pages, improving the application's user experience and accessibility.•Deployed Spring boot based Microservices, Docker container using Amazon EC2 container using AWS admin console.•Developed application using Spring MVC, Hibernate and Rest Web Services on presentation layer, business layer is built using Spring and the persistent layer.•Core Java development and Support of Java/J2EE applications with emphasis on OOP-based web forms, business logic, database access components.•Core java development for different components. Developed the application using Core Java, Multi-Threading, Spring Core, Beans, JDBC, Transaction and Batch, Oracle. Maven.•Implemented Spark using Scala and Spark SQL for faster testing and processing of data.•Developed Microservices and converted the user stories into backend logic in service classes.