I applied in-person. The process took 1 week. I interviewed at Brigham Young University (BYU) (Provo, UT) in Feb 2018
Interview
The interview was fairly chill, pretty much like chatting. You would need to introduce yourself. Also, be prepared to demonstrate your skill on spot, like editing essays and explaining the definition of words.
Interview questions [1]
Question 1
What would you do if you do not know the answer to a student's question