I applied online. The process took 2 days. I interviewed at T-Mobile (Philadelphia, PA) in Sep 2015
Interview
there is a first interview at the store with the manager of your location and your then referred to another location for a 2nd interview (sometimes with the district manager)
I applied through an employee referral. The process took 2 weeks. I interviewed at T-Mobile (San Jose, CA) in Feb 2015
Interview
3 interview stages. The first with 1 hiring manager. The second with 2. The last with the district manager. Then a phone interview to ensure I knew how to speak Spanish.
I applied through an employee referral. The process took 2 weeks. I interviewed at T-Mobile (Charlotte, NC) in Apr 2014
Interview
Sell this pen, you best believe the sales life is real at T-Mobile. Be expected to hammer down some interview questions. They usually have 3 people sitting in on the interview.