I had two interviews so far with curve balls before both meaning there were unexpected cases or a lot of technical skills where they said they'll talk culture, etc. I expect the unexpected but I found it weird that they say without me asking "x will happen by the way" and then they do y.

Data academy for data engineer. Very casual conversation and conversation was mostly around my previous experience with data and why I want to move to data engineering. Role was full time and data academy part would have been 6-9weeks of learning from experts.