Not everyone works on open source projects.

I simply suggested that it might also be helpful to include a link to github or a repository where some work/project examples would be contained. It seems pretty reasonable to suggest that it might be a good way to showcase some Mongo projects or other things he is working on while teaching himself a few new pieces of technology.

Most coders have a much larger github repo than Linked In page. Guess everyone disagrees with this...

Yeap, he runs a free software association but he doesn't usual code on GitHub