Have you ever tried Unity Connect networking tool?

They boast to be the first talent marketplace dedicated to the full spectrum of Unity creators — artists, programmers, VR/AR developers. You can build a free portfolio to show off your skills and attract help seekers and industry recruiters. A good way to look for collaborators, a new gig, or just to build your visibility in the community.

Posting projects is free, easy, and lets others see what you can bring to the table.