As an efficient ReactJS developer, he/she is supposed to perform certain defined roles and follow responsibilities to get the best of results. Here are the major ones, that any ReactJS developer is supposed to follow: Technical: Leverage the inbuilt React toolkit for creating frontend features Create data visualization tools, libraries, and reusable code for prospects Integrate designs and wireframes within the application code Monitor interaction of users and convert them into insightful information Write application interface code with JavaScript Enhance application performance with constant monitoring Translate wireframes and designs into good quality code Optimize components to work seamlessly across different browsers and devices Good understanding of CSS libraries, GIT, Sigma, Adobe XD etc. Proper user information authentication Develop responsive web-based UI Non-Technical: Key Skills : Reactjs Java Script Frontend