Azure Web Apps as a reverse proxy for hapi.js and other multiple Node.js servers
Set up any number of simple hapi.js servers and then create a reverse proxy to them using Microsoft Azure Web Apps.
Full instructions (and live example) here: https://tomssl.com/2016/07/15/azure-web-apps-as-a-reverse-proxy-for-hapi-js-and-other-multiple-node-js-servers/