Detailed phone screen interview. It started with explaining my current work and then moved to technical areas.
Telecom domain experience is helpful, such as OSI layers, security, IPs, and subnets.
What are the different authentications you have worked on?
The following metrics were computed from 2 interview experiences for the AT&T Sr. Software Engineer role in United States.
AT&T's interview process for their Sr. Software Engineer 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 Sr. Software Engineer interview process in United States.