was through and very informative, they asked me all related to software testing processes and various SLC strategies. It took around an hour to complete. Candidate should have ideas about SLC before going to related interview.
I applied through a staffing agency. I interviewed at T-Mobile in Jan 2026
Interview
Screening(hr, why and looking for)
Technical -1 &2( domain specific backend more questions and simple codes fix and logic testing),
Better to avoid the company.
I have answer them perfectly.
Still I got ghosted.
Interview questions [1]
Question 1
What api responses for this code and what changes needs to done.
Simple SOLID Principle codes for review.
Simple python code error fix and suggestions.
I first had a phone interview, they asked simple questions about programming and my background. Then I had zoon interview where they asked more technical questions. They asked me to explain one of the project I have worked on, the design I used and technologies.
Interview questions [1]
Question 1
Explain the 4 principles of OOP and why we use them.
Write a program to find the shortest path in a graph.
waste of time. super rude interviewer of a certain ethnicity, didn't seem interested at all, didn't ask me any questions that pertained to my experience. overall. very disappointing experience and would not recommend.
Software Engineer applicants have rated the interview process at T-Mobile with 3 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 51% positive. To compare, the company-average is 67.8% positive. This is according to Glassdoor user ratings.
Candidates applying for Software Engineer roles take an average of 19 days to get hired, when considering 45 user submitted interviews for this role. To compare, the hiring process at T-Mobile overall takes an average of 22 days.
Common stages of the interview process at T-Mobile as a Software Engineer according to 45 Glassdoor interviews include:
Phone interview: 22%
Group panel interview: 17%
One on one interview: 14%
Presentation: 13%
IQ intelligence test: 7%
Skills test: 7%
Drug test: 7%
Personality test: 6%
Background check: 5%
Other: 3%
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