• Followed agile methodology and involved in daily SCRUM meetings, sprint planning, showcases and retrospective and used JIRA as a tracking tool for the sprints.• Developed applications using Angular 9 and new features of java 1.8 (lambda expressions).• Used Java 1.8 features like Stream API to write effective, clean and concise code, Filters, Pipeline to make our application easier accessing the elements from collections and applying operations on it.• Used Spring framework along with Angular 9, HTML, CSS, Node.JS construct the dynamic web pages (presentation layer) for the application.• Created connections to database using Hibernate session Factory using Hibernate APIs to retrieve and store data to the database with Hibernate transaction control.• Design and developed the application using framework Angular 9 with HTML5, CSS3 XML, JavaScript, JQuery, React.js, and Typescript.• Extensively used jQueryto perform AJAX calls for creating interactive web pages on JSON response.• Spring Boot Microservices were developed with microservice architecture using REST and ApacheKafka.• Wrote complex SQL queries using joins, sub queries and correlated sub queries to retrieve data from the database. • Developed UI components using Angular 9 dependency Injection, Models, data binding and controllers.• Extensively worked on Spring, Auto-wiring, Security, AOP, Spring quartz for scheduling tasks to generate reports.• Developed web services using Apache Axis based upon WSDL to integrate software applications with internal users utilizing signatures, xml based SAML and WS-Security encryption.• Worked with Microservices related frameworks Spring Ribbon, Eureka for client-side load balancer.• Implemented pre-authentication data base security using Spring Batch for scheduling batch jobs.

• Used agile methodology and attended daily and weekly SCRUM meetings to update working status etc.• Used J2EE design patterns like Adapter, Service locator, Session facade, Singleton, Factory and DAO.• Implemented Data validations for critical functionalities using React.js and JavaScript.• Developed user-friendly web-based GUI using CSS3, HTML5, JavaScript, Bootstrap, and AngularJS.• Used Multi-threading to overcome the errors in the process of transactions, handle threads by main thread process.• Developed various screens for the front end using React JS and used various predefined components from NPM (Node Package Manager).• Implemented application using ECMA Script6 features. Worked with Babel and Webpack for transpliation.• Developed ReactJS pages, Web services calls using Axios calls for the application.• Involved in using React JS components, Forms, Events, Keys, Router, Animations and Flux concept.• Involved in creating a reusable component using React JS for DOM Manipulation • Developed an Email directory to keep track of all the emails by using Redux Thunk. • Implemented UI Screens, Advanced Search, Timer, Navigation Bars, Navigation Menus, Forms, Sorting, Filtering in React JS. • Used Custom Node.js proxy used to simulate API responses before client implementation was complete.• Involved in developing server-side applications using Node.js to achieve scalability in real-time web applications.• Develop screens for the front end using React.JS and used various predefined components from NPM. • Developed Microservices, Microapps, etc. using Spring Boot and deployed to Azure Cloud.• Processed and stored data using Java 1.8 features like Streams & Lambda expressions and design Singleton, Data Access Objects, Factory and MVC design patterns. • Created and injected spring services and DAOs to achieve dependency injection MVC components to implement.

• Actively involved in Analysis, Design, Development, System Testing and User Acceptance Testing. Successfully followed agile methodology in the Scrum Cycle model.• Used the fundamentals of Java 1.8 features like parallel streams and filters through lambdaexpressions to handle searching.• Designed and developed Microservices using REST framework and Spring Boot and used Bootstrap along with react.js in creating the Application.• Used NodeJS for doing non-blocking design operation for server-side code and Angular.js framework in developing various UI components.• Implemented React JS code to handle cross browser compatibility issues in Mozella, IE, Safari, and FF.• Developed the responsive UI web pages using XHTML, HTML5, CSS3, Angular JS, JavaScript, node JS and has worked with Angular JS filters in expressions and directives to filter data in the UI.• Implemented various screens for the front end using React.js and used various predefined components from NPM (Node Package Manager) and Redux library.• Involved in using React JS components, Forms, Events, Keys, Router, Animations and Flux concept.• Used springframework including Spring core/IoC, Spring Web, Spring Security and implement the authentication, authorization, and access-control features by using Spring Security.• Used Spring Inversion of Control (IoC) for injecting the beans and reduced the coupling between the classes and implemented the Model View Controller using Spring MVC.• Implemented the application using Spring Boot Framework and handled the security using Spring Security.• Used Swagger to interact with API endpoints of the microservices.• Implemented exception handling in Java Spring boot for REST API.• Used Apache Kafka as a Messaging Service for producing and consuming data between applications.• Developed single page applications, components using Angular JS directives, controllers, view and routing, service modules.

• Developed User Interface view with Spring MVC and AngularJS as a Service Oriented Architecture (SOA) application.• Deployed and Monitored MicroServices Using Pivotal Cloud Foundry (PCF) and managed Domains and Routes with the Cloud Foundry.• Created Typescript reusable components and services to consume REST API's using Component-based architecture provided by Angular 2.• Developed and deployed MicroServices based applications using Spring Boot and Spring Cloud.• Used HTML5, CSS, jQuery, Ajax and performed client-side validations using JavaScript.• Implemented AngularJS as the framework to build a single-page application (SPA).• Updates data using CRUD (Create, read, update, delete) features of Backbone.JS and Paginator for pagination for Tables.• Grunt used for Minification of JavaScript files, compilation of SAAS files into CSS and for monitoring the application.• Deployed frontend application using AWS S3 and configured CORS to consume RESTful services from another domain.• Worked in integrating JMS with Spring Boot by providing an instance which is embed with Active MQ.• Used RabbitMQ message broker to route messages to the clients across the cloud network of entire project.• Deployed SpringBoot based microservices on Docker containers using Amazon ECS.• Implemented Multithreading for handling multiple requests and for high performance.• Developed RESTful services based on Spring REST using Jersey framework.• Implemented Internationalization using Spring MVC Interceptors, Spring core modules and native Spring AOP facets of Logging and transactional management.• DB2 database used to load the application data and written PL/SQL procedures, complex queries to perform various data operations.• Wrote Hibernate Criteria queries for data retrievals and have performed the ORM mappings to map java entities to database tables.

• Designed the UML diagrams based on the OOAD principles• Involved in multi-tiered J2EE design utilizing MVC architecture Struts Framework, Hibernate and• EJB deployed on WebSphere Application Server connecting to an Oracle database.• Worked on the Spring framework like Spring IOC and Spring DAO.• Architecture, develop, deployment of front-end and presentation layer logic of sites using JSP, HTML/DHTML, CSS, and JavaScript.• Develop software in JAVA/J2EE, EJB, Struts, XML, Oracle and Enterprise Architecture.• Developed the functionality for communicating between the modules mostly involved in VIEW and CONTOLLER section of MVC pattern includes HTML5, CSS3, JavaScript, JQuery and AJAX which Involved in developing HTML and JavaScript for client side presentation and, data validation on the client side with in the forms.• Designed Pdf, Excel and Print previews for all the reports in the application using HTML, JavaScript and SQL Stored Procedure.• Involved in developing XML, HTML, and JavaScript for client side presentation and, data validation on the client side with in the forms.• Maintain Cross Browser compatibility & implement Responsive Design custom media queries, etc.• Created and tested scripts using JQuery on various browsers Chrome, Firefox, Opera, Safari, IE, etc• Debug the application using Firebug to traverse the documents and manipulated the Nodes using DOM and DOM Functions using Firefox (Firebug).