• Involved in all the phases of Software Development Life Cycle (SDLC) including Requirements gathering, Designing, Programming, Testing and Documentation of various projects.• Utilized Observables for http error handling with catch and throw Rxjs operators.• Maintaining Parent and child elements by using State and Props in React-Native• React and Functional Driven JavaScript expert in SPAs, UI Components, Mobile web and Performance optimization.• Interaction design, iOS and Android design, UI and a working knowledge of CSS and HTML• Working knowledge on developing the UI pages from scratch using HTML5, CSS3, JAVASCRIPT, ANGULAR, REACT JS, React-Native, Ajax, JQuery.• Developed CSS styles to preserve the uniformity of all the screens throughout the application and positioning of screen objects.• Used React to implement rich functions in various pages: form validation, crud, grid list, search, sort, pagination, multi-selection, tags-input, advanced/custom directives, authentication, unit tests, etc.• Worked with React-Native, JSX, Firebase Real-time database with firebase web SDK. Used React-Native base, React-Native elements, React-Navigation.• Use Node JS, Mongo DB and NPM Package Manager for installing dependencies.• Worked with Node JS, Express, Grunt, Gulp and Bower for setting up local server, running tasks and managing dependencies.• Implemented UI logic using Angular to extend traditional HTML to present dynamic content.• Used Phone Gap to build the mobile application suitable to Android, iPhone and Mobile Browsers.• Tested and applied the branding on a step by step procedure using Karma, Jasmine.• Involved design discussions and user experience sessions to provide inputs on the layout and UX.• Configured Jenkins to create docker image for build and performed tests on a docker container.• Integrated REST API Auth2.0 for all user sign-n with token and session-based individual user login.

• Developed user interface by using the React JS, Flux for SPA development. • Implemented react JS code to handle cross browser compatibility issues in Mozilla, IE 7, 8, 9, Safari and FF.• Used React-Router to turn application into Single Page Application• Worked in using React JS components, Forms, Events, Keys, Router, Animations and Flux concept.• Used Web services (SOAP and RESTful) for transmission of large blocks of XML/JSON.• Worked on responsive design and developed a single ISOMORPHIC responsive website that could be served to desktop, Tablets and mobile users using React.js.• Developed HTML5 prototypes and UI deliverables, such as wireframes, flowcharts, screen mockups, and interface design specifications. • Used React.JS to implement rich functions in various pages: form validation, crud, grid list, search, sort, pagination, multi-selection, tags-input, advanced/custom directives, authentication, unit tests, etc.• Performed Middleware development with Redux-Promise in application to retrieve data from Backend and consumed RESTful services.• Enhanced the React Observables with Redux, React-router and Redux-Thunk.• Designed and implementing a Node JS based mobile text and voice messaging app and its cloud backend.• Used flickity.js for creating carousel-images.• Component for UX-Library consisted of Button, Checkbox, Input, Icons, Toggle Button, Dropdown, Multi-Level Dropdown and many more.• Added Dynamic Functionality by creating and dispatching Action Creators that deployed Actions.• Used React flux to polish the data and for single directional flow.• Used Object Oriented Programming concepts to develop UI components that could be reused across the Web Application.• Used JIRA as the bug tracking system to track and maintain the history of bugs/issues on everyday basis.• Used Git for version controlling and regularly pushed the code to GitHub.

• Responsible for transforming the wireframes and mockups to develop web pages.• Responsible for design and development of various components such as tab bars, map view, image picker, document picker, push notifications, sign-in/out features, profile management and navigation using react -native• Built Web pages that are more user-interactive using HTML5, CSS3, JavaScript, jQuery, NodeJS, react jS, React-Native, Redux-Thunk for State Management.• Implemented HTTP requests using RxJS Observable library to handle multiple values over time. Created Typescript reusable components and services to consume REST APIs using modular based architecture provided by Angular 6• Optimized components for maximum performance across a vast array of web-capable devices and browsers.• Developed hybrid mobile platform for automotive applications using JavaScript and React Native, code share between iOS and Android while reducing development.• Changed Redux actions to Promises, and Lifecycle Methods to asynchronous functions using ES7 sync await to better manage ReactJS level state and cut Redux container development• Built features for users through CSS3, Flexbox, Storybook, React Navigation, Layout Animated and Animated API in response to user scroll and click events to enhance UI/UX and improve user retention.• Extensively in Agile methodology, two weeks Sprint and daily Scrums to discuss the development of the application to deliver in time.• Using AEM for content authoring.• Implemented with common front-end development tools such as Babel, Web pack, NPM, etc.• Implemented TDD (Test Driven Development) approach by using testing tools such as Jasmine, Karma.• Maintained on code versioning tools such as GitHub, SVN, and Mercurial.

• Developed REST services using Node.JS, Express.JS and other node modules to serve the web application with JSON data.• Created domain XML schema for use of integration, services and messaging.• Executed tasks on XML registry, XSLT/XQuery and transformation capabilities• Used Angular form validation and customize validations to validate the user input and improves the user experience.• Responsible for the re-design of existing application and maintenance of New Platform.• Enhanced an existing application using Angular to follow strict MVC patterns for improved source code maintenance.• Used to create UX wire frames using Adobe Photoshop.• Defined new validations through AngularJS for the form field validations implemented through HTML5.• Used AJAX extensively to implement front end /user interface features in the application.• Parsed JSON data and displayed it in the frontend screens using AngularJS.• Worked on User Stories, assigning points, achieving goals for every sprint.• Developed client side validation code using JavaScript, Typescript and ReactJS.• Used components such as React Router, axios, Redux-form, Redux-saga, Redux-thunk.• Created a custom, single-page, responsive web application to replace a legacy line-of-business web application using Angular JS.• Automated the cloud deployments using AWS cloud formation templates.• Implemented new Docker container creation process for each GIT branch gets started on Jenkins as Continuous Integration server.• Implemented responsive design for different size of devices by using Bootstrap Grid System.• Involved in an AGILE based approach to UI Development. Closely followed up the project from the scratch to production phase making sure the deliverables are met on every iteration.

• Followed Agile methodology, interacted directly with the client to provide/take feedback on the features, suggest/implement optimal solutions, and tailor application to customer needs.• Created client side validation, DOM Manipulations using AngularJS.• Designed, developed and updated User Interface Web Forms using CSS and JavaScript.• Responsible for Design and development of Web pages using HTML, CSS including Ajax controls and XML.• Co-ordinated with BA group for better understanding of functional requirements analyzed and designed the business requirements to documented and implemented.• Implemented Java EE components using Spring IOC (Dependency Injection), Spring Transactions and spring security models• Validated input values to make sure that they will be accepted before they are submitted to the server.• Developed the Spring MVC framework as per the design and technical specifications.• Responsible for developing, editing, publishing and managing content on the external Web pages and internal layouts.• Worked extensively with the File management and image libraries.• Fixed bugs and provided support services for the application.• Tested/De-bugged web browser using Firebug.• Managed and implemented all code changes via SVN. Deploying builds across development, staging and production instances and maintaining code integrity.