React Native & React Web Developer

Sriram B

Email: ******@*****.*** Phone: 972-***-****

Professional Summary

10+ years of professional experience in developing web applications, UI development, open-source frameworks, Software Development Life Cycle (SDLC), and software design.

Extensive experience building web pages using HTML/HTML5, CSS3, Foundation, JavaScript, jQuery, JSON, React.js, React Native, React Router, Angular, Node.js, AJAX, MVC, Single-Page Applications (SPA), and integrating RESTful APIs.

Strong expertise in JavaScript, HTML5, CSS3/SASS, React.js, Redux, Angular, React Native, and modern UI frameworks, including Bootstrap, Material UI, and Foundation.

Extensive experience developing Single-Page Applications (SPAs), implementing RESTful APIs, and applying MVC architecture.

Hands-on experience with React features such as hooks, JSX, virtual DOM, one-way data flow, and server-side rendering.

Experience working with CSS preprocessors such as LESS and SASS, and JavaScript task runners like Grunt and Gulp.

Expertise in client-side design and validations using HTML, HTML5, and JavaScript.

Experienced across the full SDLC, working in Agile/Scrum environments from requirements through deployment and maintenance.

Experience building and maintaining React Native applications for both iOS and Android platforms.

Involved in unit integration, bug fixing, design reviews, code walkthroughs, client interaction, and team support.

Experience creating test suites using test frameworks, Grunt.js, and Selenium and Git for version control.

Skilled in building responsive, cross-browser compatible UIs and optimizing performance for web and mobile platforms.

Strong understanding of MVC web application migration from server to client (JavaScript, REST).

Strong communicator with experience collaborating with cross-functional teams and stakeholders.

Technical Skills

Web Technologies: React.js, React Native, Redux, Angular 11+, AngularJS, jQuery, HTML5, CSS3, JavaScript, JSON, jQuery, Django, AJAX, MVC, DOM.

Languages: C, C++, Java, JavaScript, TypeScript, Python.

Database: MySQL, Oracle 9i/10g/11g, PostgreSQL, MongoDB.

Web Services: Apache Tomcat 7.0.34, HTTP Web Server, Team Foundation Server.

Debugging Tools: Firebug, Chrome Developer Tools, Docker.

Operating Systems: Linux, UNIX, Windows.

Methodologies: Agile, Waterfall, Scrum.

Version Control: SVN, Git.

Application Server: WebSphere, WebLogic, Apache Tomcat.

Development Tools: VS Code, Eclipse, Sublime Text, IntelliJ.

Other Tools & Technologies: NPM, Gulp, Grunt, AngularCLI.

Testing & Others: Jest, Enzyme, Jasmine, Jira, Jenkins.

Professional Experience

UnitedHealth Group, MN — Front-end Developer

July 2023 – Present

Design and develop components such as tab bars, map view, image picker, document picker, push notifications, sign-in/out features, profile management, and navigation using React Native.

Develop native iOS products compatible with iPhone and iPad devices.

Develop user interfaces using React Native for both iOS and Android mobile application platforms.

Collaborate with project managers, designers, and backend engineers to develop high-quality iOS mobile applications using React Native.

Integrate native and WebView-based systems with cohesive navigation and authentication systems.

Refactor existing React Native codebase to enhance stability, reduce memory consumption, and improve overall user experience.

Work with React Native libraries and third-party libraries like react-native-navigation and Axios.

Work on React.js workflows (Flux or Redux) and data structure libraries and core principles.

Maintain and document deliverables in Rally as needed.

Support the QA team with testing until the code is deployed to production.

Worked with AJAX, Axios, and RESTful services to handle asynchronous data flow between mobile applications and backend systems, improving performance and reducing load times.

Build responsive mobile applications that work well across multiple screen sizes.

Familiarity with RESTful APIs and GraphQL to integrate with backend services.

Integrated PHP-driven backend services with React Native applications using RESTful APIs and Axios to support secure and reliable mobile workflows.

Collaborate with UI designers to prototype the user experience during the design phase.

Participate in peer reviews for designs and code with other engineers and offshore teams.

Environment: React Native, Android Studio, Xcode, React, AJAX, Agile Scrum, Git, JavaScript, PHP, Microsoft Azure, NPM, Firebase, API Integration, GraphQL, React.js, Confluence, Redux, jQuery, Jasmine, Sauce Labs, ServiceNow, Rally, Unit testing, Automation, Node.js, Postman, Datadog

Wells Fargo, AZ — Front-end Developer / Full Stack Engineer

January 2022 – June 2023

Performed requirement gathering, analysis, estimation, architecture design, development, and implementation.

Planned, developed, designed, tested, implemented, and supported custom proprietary software applications across various languages, platforms, and environments.

Interacted with the offsite development team.

Wrote well-designed, testable, efficient code.

Developed web applications using React.js, HTML, CSS, JavaScript, and Angular, as well as writing unit test cases.

Aligned application design with business goals.

Used Angular-CLI to create modules, components, services, pipes, and directives.

Supported the QA team with testing until the code was deployed to production.

Participated in client meetings involving Technical Architects, Project Managers, and Systems Analysts.

Collaborated with UI designers to prototype the user experience during the design phase.

Monitored application performance post-deployment and made required changes when needed.

Worked in a Scrum/Agile environment.

Understood and built pipelines using Jenkins.

Worked in an Agile environment involving daily scrums, sprints, and monitoring user stories using Jira.

Environment: JavaScript, React.js, HTML, CSS, Agile Scrum, Git, React.js, AJAX, Microsoft Azure, NPM, Jest, API Integration, GraphQL, Jira/Confluence, JSON, PHP, jQuery, Angular, Jasmine, Unit testing, Postman

Intercontinental Exchange, NY — Front end Developer / Sr. Software Engineer

March 2021 – December 2021

Developed various screens for the front end using React.js, including stable, reusable, stateless, and stateful components (props and state).

Used Sublime Text and Brackets to manage project code and GitHub for source code control.

Developed new user-facing features using React.js.

Wrote minimal code to build reusable forms with validations.

Applied strong knowledge of building components with React.js and Redux architecture.

Programmed user interface and front end (HTML), TypeScript, and CSS.

Used React.js components, forms, events, keys, router, and animations.

Worked with React Router for developing Single Page Applications (SPAs).

Handled development tasks using the Java Spring framework.

Created new React components, containers, services, and APIs for prototypes.

Used Git for version control and SourceTree to facilitate it, and Jenkins for continuous integration.

Utilized styles from HTML5 and Bootstrap to create resizable navbar elements that fit all device widths.

Implemented modules into Node.js to integrate with designs and requirements.

Developed and utilized HTML5 features and wrote code that adheres to W3C and ADA standards.

Worked in an Agile environment with daily scrums and sprints, monitoring user stories using Jira.

Environment: Agile Scrum, Git, React.js, TypeScript, Redux, Django, Microsoft Azure, Webpack, Java, Spring Boot, Jira/Confluence, CVS, C++, Redux-Saga, JavaScript, HTML, CSS, JSON, jQuery, React Native, Node.js

Advantasure, VA — Front end Developer

October 2019 – March 2021

Developed UI pages using React.js, jQuery, Redux, React Router, JavaScript, ES6, and AJAX.

Developed new user-facing features using React.js.

Built web pages that are more user-interactive using AJAX, JavaScript, SASS, Bootstrap, and Angular.

Developed, programmed, and coded complex, business-critical IT solutions using React.js and Redux to enable customer experience applications.

Applied strong knowledge of building components with React.js and Redux architecture.

Worked in a claims team, developing the UI layout and front-end programming for a web application that matched requirements.

Programmed user interface and front end (HTML), TypeScript, and CSS.

Used React.js components, forms, events, keys, router, and animations.

Worked with React Router for developing Single Page Applications (SPAs).

Built reusable components using Material UI and front-end libraries for future use.

Used Git for version control and SourceTree to facilitate it, and Jenkins for continuous integration.

Developed UI components using React.js and CSS styling.

Worked on asynchronous RESTful services using Node.js.

Worked on Microsoft Azure cloud-based SaaS.

Spring framework for integrating MVC components with business services.

Experienced with ES6, HTML5, CSS3, Foundation, and CSS preprocessors.

Experienced with code versioning tools SVN and Git.

Used Redux Thunk middleware to retrieve data from the back end and perform RESTful services.

Developed web applications using React.js, Redux, and Webpack.

Worked on automated unit and integration tests with Jasmine.

Developed native applications for the iOS platform using React Native.

Environment: Agile Scrum, Git, React.js, TypeScript, Redux, Grunt, Java, Angular, Microsoft Azure, Webpack, Vue.js, Spring MVC, Jasmine, JavaScript, HTML, CSS, JSON, jQuery, React Native, Node.js

AT&T, NJ — Frontend Developer

November 2018 – September 2019

Participated in the full life cycle of the software design process including requirements definition, prototyping and proof of concept, design, interface implementation, unit testing, and maintenance.

Worked in a team developing the UI, layout, and front-end programming using React.js, Node, NPM, ES6, and Webpack.

Developed dynamic web pages using HTML5, CSS (SASS), jQuery, JavaScript, AJAX, React.js, Node.js, Express.js, and Bootstrap.

Integrated multiple React Native modules such as React Navigation.

Developed scalable React.js components, utilizing Redux data stores and consuming JSON through a REST API.

Enhanced legacy applications by building new components in AngularJS and TypeScript.

Created dynamic forms for displaying data in the React DOM based on information from the back end.

Developed code and libraries that are reusable, maintainable, and extensible for future use.

Used CSS and Bootstrap to design responsive web layouts with media queries and used the LESS preprocessor.

Created new React components, containers, services, and APIs for prototypes.

Developed SPAs using React.js and managed client-side rendering and validation.

Designed and developed custom MongoDB applications specific to clients' needs.

Used Grunt and Webpack as task runners and orchestrators for the build process.

Utilized HTML5 and Bootstrap styles to implement resizable navbar elements that fit every device width.

Deployed applications to Azure and extracted data from Azure cloud services.

Implemented modules into Node.js to integrate designs and requirements.

Utilized HTML5 features and wrote code adhering to W3C and ADA standards.

Worked in an Agile environment with daily scrums and sprints, monitoring user stories using Jira.

Environment: React.js, Redux, Node.js, C++, TypeScript, Express.js, GraphQL, AgGrid, HTML5, ES6, SASS, LESS, JavaScript, AJAX, SPA, jQuery, SDLC, Grunt, Gulp, Microsoft Azure, Karma, Webpack, NPM, Sublime, JSX, Agile, Scrum, REST API, Vue.js, Bootstrap

Google, CA — Software Engineer / Web Application Developer

May 2018 – October 2018

Developed the UI layout and front-end programming for a web application that matched requirements using handwritten HTML5, CSS, JavaScript, React.js, AngularJS, and Node.js.

Implemented HTML5 features such as local storage, required attributes, and sliders.

Implemented CSS3 features including multi-column layout, gradients, and web fonts.

Participated across functional areas including audits of requirements, test activities, defect triage meetings, project-related activities, and project artifacts.

Implemented various validation controls for form validation and custom validation with JavaScript and jQuery.

Implemented new front-end features with TypeScript/JavaScript and RESTful APIs.

Executed SOAP-based web services for API testing using SoapUI.

Designed mockups and GUI layouts using HTML, DHTML, XHTML, XML, CSS, and JavaScript.

Designed and implemented Web API to support single-page and mobile applications.

Used ASP.NET Web API to migrate the codebase from SOA to RESTful services.

Implemented a data-driven hybrid application using Sencha Touch and PhoneGap/Cordova frameworks.

Developed data-formatted web applications and deployed scripts using HTML, XHTML, CSS, and client-side JavaScript.

Developed secure designs using form-based authentication with HTML, XHTML, JavaScript, jQuery, ExtJS, and CSS.

Experienced in React.js and working with Flux architecture.

Good understanding of low-level component lifecycle.

Performed client-side validations on forms using AngularJS.

Created an interface to manage the user menu and bulk update attributes using AngularJS, jQuery, and React.js.

Used MySQL as the backend database and the MySQLdb Python connector to interact with the MySQL server.

Hooked up API endpoints and created modules to be reused by direct injection into the application.

Integrated various modules of the application and performed unit test cases using JUnit; supported QA for regression/integration testing.

Environment: HTML/HTML5, SQL, TypeScript, XML, XHTML, CSS/CSS3, JSP, JavaScript, Visual Studio, jQuery, Node.js, React.js, Redux, AJAX, MVC, Oracle, Usability Testing, Agile methodology, TFS, Jira

Nielsen Corporation, NY — Frontend Developer

February 2017 – April 2018

Worked on an Agile (Scrum) development team to deliver regular updates to business teams and project managers.

Designed front-end layouts and developed web pages for smartphones, tablets, and desktops using HTML5, CSS3, Bootstrap, jQuery, React.js, and JavaScript.

Built applications for scale using AngularJS, React.js, and Redux.

Ensured all components were mobile-first and delivered consistent performance across Android, iOS, and Windows.

Collaborated with backend programmers to troubleshoot JavaScript-related issues with front-end connectivity.

Used Node.js and AngularJS MVC frameworks for web application development.

Worked with React.js virtual DOM and React views, rendering components that contain additional custom HTML tag components.

Implemented various front-end screens using React.js and leveraged predefined components from NPM and the Redux library.

Utilized React.js components, forms, events, keys, router, and Redux concepts.

Implemented stable React components and standalone functions to be added to future pages.

Built UI components with React.js; developed filters to display different data dimensions and font size modifiers.

Used jQuery and AJAX for service calls to interact with the server.

Used Webpack, Babel, Grunt, and Gulp for transpilation and configuration for TypeScript to JavaScript.

Debugged applications using Chrome DevTools and Redux DevTools; used Bootstrap to build grids, layouts, and components for responsive web design.

Worked with several open-source libraries based on React.js for efficient and expedited delivery.

Environment: HTML5, CSS3, JavaScript, jQuery, React.js, AngularJS, Node.js, Express, DOM, JSON, Node.js, AJAX, RESTful API, MySQL, Git, Webpack, Bootstrap, Responsive Web Design

Advithri Technologies, India — UI Developer

January 2014 – August 2015

Worked closely with business systems analysts to understand requirements and ensure the right set of UI modules were built.

Designed front-end applications and user-interactive web pages using HTML, XHTML, and CSS.

Used jQuery to build highly interactive applications and used JSON objects effectively for efficient client-side coding.

Maintained and enhanced UI solutions that best fit business and technology needs.

Defined technical requirements based on business requirements.

Wrote application-level code to perform client-side validation using JavaScript.

Worked closely with graphic design and user experience teams to ensure industry standards and best practices were applied.

Wrote and updated technical documents daily to capture changes made to the environment.

Demonstrated strong communication, analytical, and interpersonal skills within cross-functional teams.

Resolved cross-browser compatibility issues and fixed bugs across various browsers.

Built web pages that were more interactive using jQuery plugins for drag-and-drop, autocomplete, AJAX, JSON, JavaScript, and Bootstrap.

Environment: HTML, CSS, JavaScript, jQuery, SOAP, Bootstrap, AJAX, JSON, C++, Agile Scrum, Jira, Eclipse, Dreamweaver

Education

Master’s in Information Technology — Atlantis University, Miami, FL — December 2016

Bachelor’s in Electronics and Communication Engineering — K L University, India — May 2015

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