The simplicity, freedom, and power provided by React is unparalleled. All our front-end work is done in React.
Still the easiest way to write excellent CSS.
We use Firebase Auth for all authentication, Firestore as a client-side database for saving metadata, and Firebase Hosting for all of our application hosting needs.
We never have to worry about setting up Webpack and other tooling again.
Still the go-to as a responsive toolkit.
We use Gatsby.js to render our website server-side for SEO purposes, and blazing fast load times. It also hydrates into a react app, so having dynamic functionality is a breeze.