Phone screening, then an in-person interview with 5 people, 45 minutes each.
Some whiteboarding. Lunch was provided.
Technical quizzing and HR review.
I don't know what else you want to know here.
How do interrupts work in embedded systems?
The following metrics were computed from 6 interview experiences for the AT&T Software Engineer role in Atlanta, Georgia.
AT&T's interview process for their Software Engineer roles in Atlanta, Georgia is very selective, failing most engineers who go through it.
Candidates reported having very good feelings for AT&T's Software Engineer interview process in Atlanta, Georgia.