They asked standard customer service questions that would apply at any restaurant or coffee shop. Asked about coffee knowledge as well, including specific espresso techniques. Two managers conducted the interview.
I applied online. The process took 2 months. I interviewed at PERC (Atlanta, GA) in Nov 2022
Interview
They started with personal questions similar to questionnaire and moved to a rapid fire technical round for the second half to assess coffee knowledge. Whole thing took about 30 minutes.