Long but friendly. They know how to simmer your nervousness and they ask the right questions. They're patient and kind, and they'll answer all of Your question, as well - they consider it just as important.
Okay, but it took them a couple of weeks to give feedback after each stage of the interview. Some of the tasks in the selection process were not explained as they should be.
I applied online. The process took 3 months. I interviewed at Nanobit (Zagreb) in Jan 2021
Interview
Writing a story pitch based on a few prompts, followed by a set of tasks that emulate the type of work you'll be doing (plenty of time given to complete the tasks). After that comes the interview with the head of the team and HR.