Using node.js with Google Calendar API is very straight forward, this shows how quick it is. You'll need to use a command line interface (Terminal on a Mac), a text browser (i'm using Atom) and will need to download and install Node.js and NPM.
Get node.js here:
https://nodejs.org/en/
Things have changed a little since this was posted, however this will get you going with the api using node.js:
https://developers.google.com/calenda...