It was a recorded video interview, where you are given 30 seconds - 3 minutes to prepare depending on the question, and then 30 seconds - 2 minutes to answer depending on the question. Two questions were given in advance 1) how does trivago make money & 2) please introduce yourself and describe from your CV how you fit this position. You only have a limited time to answer these questions to I would suggest to practice by recording yourself beforehand.