My interview was split into 3 phases, in the first one i had to describe my self, talk about projects that i did and also my education. The second phase was about the first test and reviewing every single problem and solution that i submitted, and the last phase was about the second test i took at the celonis offices where we reviewed my test and generally had a chat about Object Oriented Programming.

it was 3 parts , first part was an online test wich had 6 tasks to complete under 1 hr 30 mins, second was a written test wich we were asked to write about OOP and lastly a interview