Arduino Back-End Developer interview questions

The interview process went smoothly, everyone was very nice and trying to see if we were matching on both sides. The following steps: 1. HR interview (1 hour) 2. Discussions with engineering managers (30 mins) 3. Technical interview with two lead tech (1h) 4. Discussion of Head of software & Cloud/CIO (1h) 5. Call for the proposition (20 mins)