simple scripts written in CoffeeScript (compile to Java) and runs on Node.js.
https://jnpr-emea-north-se.slack.com/apps/A0F7XDU93-hubot
hu-bot (coffeescript/java) , litta.io and
...
erbot.io ( python )
Training:
https://www.lynda.com/search?q=CoffeeScript
...