Interviewer was visibly bored from the very beginning. At the end was told that they were actually looking for someone with a different tech stack (after a test and an interview?..).

OA, 1 x technical, behavioural - not leetcode style otherwise pretty standard OA had 2 or 3 questions, two were pretty easy, one was sudoku leetcode, one was return largest number in a list, last was much harder it was around applying filter kernel to a 2d matrix image