T-Mobile Software Development Intern interview questions
Updated Dec 18, 2025
based on 1 rating
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Software Development Intern 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 100% positive. To compare, the company-average is 67.8% positive. This is according to Glassdoor user ratings.
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One behavioral and one technical interview. Technical interview was very base level and foundational knowledge that is normally taught in introductory software/computer science classes. Each interview was an hour each and took about a week to hear back.
Interview questions [1]
Question 1
What is polymorphism and explain how you might have used it in one of your projects.