ReactJS Developers for E-commerce Site

I am in urgent need of skilled ReactJS developers to who has to work on an existing project and help close UAT.
Meeting with the development team to discuss user interface ideas and applications.
Reviewing application requirements and interface designs.
Identifying web-based user interactions.
Developing and implementing highly responsive user interface components using react concepts.
Migrating the existing application in Angular JS to React JS
Writing application interface codes using JavaScript following react.js workflows.
Troubleshooting interface software and debugging application codes.
Developing and implementing front-end architecture to support user interface concepts.
Monitoring and improving front-end performance.
Documenting application changes and developing updates.

React.js Developer Requirements:

Bachelor’s degree in computer science, information technology, or a similar field.
Previous experience working as a react.js developer.
In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
Previous experience of Migration to React JS from any other Front end softwares.
Experience with user interface design.
Knowledge of performance testing frameworks including Mocha and Jest.
Experience with browser-based debugging and performance testing software.
Excellent troubleshooting skills.
Good project management skills.