Usha M Email & Phone Number

Roles and responsibilities: Engaged in all phases of the Software Development Life Cycle (SDLC), from identifying requirements to designing, programming, testing and documenting.Implemented Java 11 best practices and standards while developing and maintaining Java applications.Improved the performance of the application with Java 11 performance enhancements, including string handling improvements, memory allocation improvements, and other improvements.Implemented an Angular 15 re-engineering initiative to develop multiple single page applications from a legacy application.Implemented lazy loading to the modules to decrease the initial application payload by creating Typescript reusable components and services.Developed and designed various Bootstrap components such as drop-down menu, slider, input and search text box, navigation buttons, etc.Created, configured, and deployed AWS (Amazon Web Services) based applications that utilize the Amazon cloud formation for a variety of applications required.Used Spring IOC, Spring MVC Framework, Spring AOP, Spring Boot, Spring Batch, and Spring Security to implement the application.Retrieved data from the Rest API using HTTP methods extensively and dynamically updated the pageDeveloped REST, the standard HTTP request and response mechanism, simplifying implementation and enabling looser client-server coupling.Implemented and optimized Kafka brokers, topics, and partitions to ensure high availability, fault tolerance, and scalability.Created Restful Java Web Services on Amazon Elastic Beanstalk for the deployment of microservices.Incorporated dependency injection into business classes using Spring extensively.Implemented industry best practices and standards in designing and developing RESTful APIs for web applications. Implemented the CRUD operation using Spring Data Repositories.Created build pipelines using Docker, Jenkins, and Maven, and scheduled jobs using them.

Phoenix, Az

Designed, developed, and tested React components using HTML5, CSS3, Bootstrap, and TypeScript thatmeet accessibility and web browser standards for the website.Developed UI components using React and TypeScript as the scripting language, ensuring efficient andreusable code.Utilized React libraries and tools to modularize the application for reusability and maintain consistency. Implemented inline editing (CRUD) functionality for database-rendered data in HTML DOM using Reactcomponents.Utilized Java 8 features, such as lambda expressions to communicate with the database, and the stream API to perform bulk data operations, both using streams and parallel streams.Incorporated the Spring MVC architecture with Spring Bean Factory, utilizing IOC, AOP to build variousapplication modules.Utilized Spring-AOP module to implement features such as logging and user session validation. Worked on the development and deployment of REST APIs and microservices in Java J2EE using Spring Boot.Collaborated with back-end developers to gather requirements, enhance the application's functionality, added new features, and assisted with bug fixing.Environment:Java 11, Spring Boot, Spring JDBC, Spring IOC, Spring MVC, Spring AOP, Spring ORM, React JS, JavaScript,Bootstrap, HTML5, JSP, JQuery, JSON, Node.JS, Microservices, REST Web Services, Agile, Hibernate, Maven, GIT,Oracle, Tomcat, Log4j, GIT, JIRA, Oracle, Windows.

Irvine, California, United States

Responsibilities: Implemented Spring AOP programming to configure logging for the application. Integrated Spring Boot's session timeout on the server side and implemented auto-logout. Created and deployed REST APIs and microservices in Java J2EE using Spring Boot. Used Node.js to develop server-side applications. Embedded Tomcat server was used to deploy the application using Maven. Updated Ecmascript6 (ES6) with arrow functions, constants, block-scope variables, and class inheritance. Utilized NPM (Node Package Manager) components for the front end and developed various screens withReactJS. Applied ReactJS components, Forms, Events, Keys, Routers, Animations, and Flux concepts extensively. Managed applications using React.JS and Node.js libraries, NPM and gulp directories to generate desiredviews, and flux to properly root URLs. Implemented Effects to describe actions dispatched and to dispatch action payloads on success. Utilized jQuery to display parts of web pages upon user request and implement dropdown menus. Worked on browser compatibility issues based on customer feedback and identified bugs in HTML5 andTypeScript codes. Created the front end of the application using HTML5/CSS3 and Bootstrap4. Utilized JavaScript concepts like promises, callback functions, streams, and high-order functions. Resolved major layout bugs for supported browsers by testing cross-browser functionality. Developed dynamic web pages using AJAX effectively.Tracked issues and bugs using the JIRA tool, as well as monitored the assignments of work.Environment:Java 8, Spring, Spring Boot, Microservices, JDBC, Spring (Core, MVC, ORM, DAO, AOP, Security), AWS, React JS,Node JS, JSON, TypeScript, HTML5, CSS3, Bootstrap, AJAX, DOM, Maven, Jira, Agile, Windows.

Sunrise, Florida, United States

Responsibilities:Implemented Java8 features throughout the application, such as collections and concurrency methods, to enhance performance.Utilized Spring Beans' IOC and Transaction management features to handle business logic and transactions.Assembled and configured Amazon EC2 Cloud instances according to Amazon Images specifications.Developed RESTful Web Services using the JAX-RS API. Implemented RESTful Web Services to allowapplications to communicate with each other.Implemented Spring Security with Spring JDBC to manage user login and access control and to support third-party authorization through OAuth2.Developed RESTful and SOAP-based web services using Spring Boot microservices.Separated data and presentation layers by using ReactJS and Redux. Redesigned the user interface using Redux stores. Utilized Babel's plugin system to create elements using various plugins.Fetched backend data as JSON and parsed it for DOM/CSS manipulation using NodeJS modules.Utilized the ReactJS programming language to develop composable and reactive user interfaces.Implemented user stories using Spring Boot and Core Java to consume REST web services.Managed component state and side effects for interactive data updates using React Hooks (useState,useEffect).Worked on implementing various front-end screens using Reacts.js and various predefined components fromNPM (Node Package Manager) and Redux.Accessed Rest APIs with the required grant types (authorization code, implicit, client credentials) usingOAuth 2.0 authentication levels.Actively tracked, assigned, and resolved tickets in Jira Tool and in the QA environment during UAT.Environment:Java 8, Spring Boot, Microservices, Spring IOC, Spring JDBC, Spring Transaction Management, React JS, Redux,D3.JS, React Hooks, HTML5, CSS3, AJAX, JSON, JavaScript, NPM, Socket.IO, WCAG, OAuth 2, HTTP, JAX-RS,AWS, EC2, S3, AMI, MySQL DB, Maven, Log4j, WebLogic, Jenkins, GIT, Jira, Windows

India

Responsibilities:Gathered business requirements, done user research and coordinated with different teams to generate use case and user scenarios.Styled the User Interface (UI) and enhanced the responsiveness of the web application, following Responsive Web Design (RWD) pages using HTML5, CSS3, Angular JS, NodeJS and Bootstrap.Developed custom Angular JS proxy to send requests to client’s APIs, handling authentication and custom headersInvolved in writing application-level code to interact with APIs, Web Services using AJAX, JSON and XML.Developed the pages that are complaint to W3C standard. Implemented the Drag and Drop functionality using jQuery framework.Designed responsive UI pages which can be displayed properly in different size screens using Bootstrap and CSS media queries thereby achieving cross-browser compatibility.Designed dynamic client-side JavaScript codes to build web forms and simulate process for web application,page navigation and form validationDeveloped Web Services to communicate to other modules using XML based SOAP and WSDL protocolsUsed jQuery Validation plugin to validate various forms and Autocomplete plugin to implement the search criteria based on business requirements.Perform adequate unit testing using JIRA with unit test cases to test the Angular code.Environment:Angular JS, JavaScript, Node JS, Bootstrap, HTML5, CSS3, jQuery, Firebug, Ajax, JSON, Oracle, GIT, Jenkins, Jira,Agile, Window