It was incredibly reasonable, but conducted very professionally. 1 screening call with HR, 3 interviews with folks on the team I was joining, followed by a request for 2 references and then the offer letter.
Interview questions [1]
Question 1
One thing that stands out was comfort in being uncomfortable - which I love because that means the job will grow you and strengthen your skills - along with confirming comfort with being in an office three days a week (their RTO minimum).