- React, React-Redux, React-Router - Next.js, Gatsby - Redux-Saga, Redux-Thunk, Hook - HTML5, CSS and ES6/7 JavaScript - CSS Preprocessors: SASS, LESS - Bootstrap and Material UI - Strong experience with JavaScript ES6+ - Knowledge of tools like Webpack, Git, and Babel - Unit, Integration and E2E Testing - e.g. Jest, Mocha, Nightwatch