I have followed the instructions, primarily starting with choosing the compiler to be XeLaTeX. The example at:
provides instructions but it doesn't work for the emoji at the end of this line:
913 INTEREST 🤓
that's unicode 0001F913 if it doesn't render on your browser (it does for me)
I uploaded menlo.ttc from my mac since this works in Sublime and Sublime is using that font. Here's a picture of what I get (you can see the document is successfully in menlo:
Please, for specific reasons I need to be on ShareLaTeX so if you could just test that your answer works there I would be grateful.