Sameera Chandu

• Lead and contribute to the development of web applications using ReactJS and Node.js, ensuring high performance and scalability.
• Utilize expertise in HTML5/CSS3 for UI development, ensuring responsiveness and optimal user experience across various devices.
• Implement Progressive Web App (PWA) features to enhance web application performance and user engagement.
• Leverage AWS services such as CloudFront, SNS, SES, SQS, and CloudFormation to build and deploy scalable and reliable applications.
• Architect solutions on AWS infrastructure including Lambda, API Gateway, ECS, and S3, ensuring efficient content delivery and serverless computing.
• Implement DevOps practices and build pipelines to automate the build, test, and deployment processes, reducing time-to-market and improving efficiency.
• Collaborate with cross-functional teams to define and maintain CI/CD pipelines, ensuring smooth and continuous delivery of software.
• Developed user interface by using the React JS, Flux for SPA development.

• Implemented react JS code to handle cross browser compatibility issues in Mozella, 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.

• Maintained states in the stores and dispatched the actions using redux.

• Implemented the Drag and Drop functionality using React-Draggable

• Used React-Autocomplete for creating google maps location search on the webpage Added Excel-Builder to download the

Tabular data in Excel format using react.

• Used Excel Builder 3rd Party open source library and tweak it to make sure it will work with IE11.

• 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.

• In Phase Two, worked closely with the Back-End team to display data using the Custom Components, library Components, and Redux.

• Used Middleware, Redux-Promise in application to retrieve data from Back-End and to also perform RESTFUL services.
• Added Dynamic Functionality by creating and dispatching Action Creators that deployed Actions.

• Created and used Reducers that received said Actions to modify the Store State Tree.

• Optimized animation logic with optimistic functions to increase performance in rendering.

• Worked with backend engineers to optimize existing API calls to create efficiencies by deprecating unneeded API calls.
• Called the Restful web services calls for POST, PUT, DELETE and GET methods.

• Involved in designing the user experience interface Ul/UX strategy, Ul requirements, converting findings into Ul designs.
• Leveraged MVC design pattern to organize AngularJS controllers, Custom directives, factories and views.
• Worked on the REST/Web API to create the services and tested on postman and used in AngularJS
  SHTTP service calls and bind the data in the table using ng-repeat attributes.
• Built web pages that are more user-interactive using Query plug-in for Drag and Drop, AutoComplete, AJAX, JSON, Angular JS, and JavaScript, Bootstrap.
• Used AngularJS as framework to create a Single Page Application (SPA) which can bind data to specific views and synchronize data with server using Sass, LESS, Bootstrap, AngularJS.
• Used SVN for version control and JIRA for defect tracking.
• Used Jasmine/Karma for unit testing.
• Worked extensively in using version control systems sub version (SVN), CVS, Perforce, Visual source safe.
• Experience in CSS pixel-level layout, Consistency with browsers, Version and Platform Independence.
• Developed Web applications and Web Services using MVC4, Entity Framework, HTML5, CSS3, JavaScript,
  Query AND AngularJS.
• Created pages for login using single sign on, main page containing favorites and page for continuous integration configuration.
• Develop unit test cases and testing frameworks to ensure code quality and maintainability throughout the development process.
• Conduct rigorous testing and debugging to identify and resolve issues, ensuring high-quality deliverables.
• Apply strong technical background and understanding of Node.js concepts such as event loop, Cluster, and memory management to optimize application performance.
• Design and implement RESTful web services, leveraging strong knowledge in NoSQL databases like MongoDB for efficient data storage and retrieval.

Utilize Typescript and JavaScript in React.js platform to build front end framework.

Worked with other members of web team to design and develop exciting features using JavaScript.

• Kept up-to-date on best practices for JavaScript frameworks and techniques.
• Experience on modular programming, developing reusable front-end components (headers, bodies, footers and so on) using React.js.
• Revamped and optimized responsive web application design of Ul, UX with HTML5, CSS3 and Ul libraries incClaireding Bootstrap and Material Ul.
• Designed multiple pages with different functions using React.js and used React-Router to navigate these pages (Product list page, Product details page, Product creation and edit pages, customer cart page and customer login page) with user-friendly flow when switching.
• Used React Hooks to use state and lifecycle methods inside functional components to decrease complexity and improve maintainability and extensibility of system.
• Used Lifecycle Methods, State, Props, Forms and Events to implement interactive React Components.
• Used Redux with React.js in application to retrieve and store data (product list, cart list, and customer information) from NoSQL MongoDB and to perform RESTFUL services.
• Dispatched rich featured Action Creators that deployed Actions, such as displaying all products at homepage, managing items in cart, and editing products.
• Implemented asynchronous actions Thunk as middleware in Redux and used Axios to send multiple
  TTP requests.
• Hands on experience using Node.js and Express.js to build backend server connecting to MongoDB database.
• Designed backend server with RESTFUL API for frontend, implemented requests to fetch or manipulate data and user Authentication for login function.
• Hands on communicating with database engineers for data modeling, schema design and connecting to No SQL database, MongoDB.
• Followed Scrum and used Jira as bug tracking tool to identify and monitor progress.
• Repeatedly worked on AWS cloud platform and its features which incClairedes EC2, S3 and lAM.
• Used Git for source control and NPM for JavaScript package management.

• Enhanced customer satisfaction by promptly addressing inquiries and resolving issues.
• Streamlined call response times for improved customer experience through effective communication techniques.
• Maintained a high level of product knowledge to provide accurate information and support to customers.
• Contributed to team success, consistently achieving call center performance metrics.
• Managed high call volume with exceptional professionalism and efficiency.
• Utilized CRM systems to accurately track customer interactions and update account information.
• Identified opportunities for upselling or cross-selling products during interactions, increasing revenue generation potential.