nginx serves static files and is used as reverse proxy for nodejs backend

Everything is hosted on DigitalOcean

Backend is powered built on express nodejs framework

We do single click deployment with Ansible

Everything is written in React. Main app, QuizWall, Landing

Our main issue tracking tool

Most popular editor in our team but you can use anything you want

Yes, we use Mongo

Everything is built with JS: fronted, backend, browser plugins

Our code is here

We've opensourced QuizWall application and development at Github