It was okay. I did a HackerRank and was asked some behavioral questions. They didn't move on with me past that. The interviewer was an agreeable, friendly dude, and the HackerRank questions made me think just hard enough to feel accomplished but not so hard that I couldn't do them. Not a bad experience or anything, but they rejected me, so heck to them.
They asked me the dynamic programming House Robber question on HackerRank.
The following metrics were computed from 14 interview experiences for the AT&T Software Developer role in United States.
AT&T's interview process for their Software Developer roles in the United States is fairly selective, failing a large portion of engineers who go through it.
Candidates reported having very good feelings for AT&T's Software Developer interview process in United States.