( i apologize for the late response) the experience required as the preference of one of our programmers "They have worked in unity before and know how to script in C#, bonus points if they have used Unity Collab before" 
The project is a Metroidvania if you are unfamiliar with what that is its kinda like a platformer (in the scenario that this doesn't answer your question or answer it enough just let me know)

(sorry for the late response) alright I've gotten the all-clear on my end do you have discord if not what is your preferred method of contact (note most of our team uses discord  so this may cause a few problems if you don't but it should be fine)