About the role#
This is an 11-week paid Software Engineering Internship for Summer 2027. You will work on-site in New York, New York. You will join a team that builds and maintains technology for digital out-of-home advertising. You will be paired with mentors and participate in real projects that impact our production environment.
What you'll do#
- Build, test, and maintain features across frontend applications and backend services.
- Partner with engineers, product managers, and QA to turn requirements into working solutions.
- Contribute to code reviews, debugging, testing, and technical discussions.
- Investigate issues and identify improvements that raise software quality and reliability.
- Apply engineering best practices, development tools, and modern technologies.
What you'll need#
- At least 18 years of age.
- Legally authorized to work in the United States now and in the future.
- Current enrollment in a Bachelors or Graduate degree program in Computer Science, Computer Engineering, or a related field, with at least one course remaining after the internship.
- Foundational knowledge of programming concepts, data structures, and software development principles.
- Experience with at least one language such as JavaScript, TypeScript, Python, or Java.
- Familiarity with web development, REST APIs, SQL, Git, or AWS is a plus.
- Curiosity, strong problem-solving skills, and a drive to learn new technologies.
- Clear communication, a collaborative mindset, and the initiative to take ownership.
Location & details#
- Location: New York, New York.
- Term: Summer 2027.
- Modality: On-site.
- Employment type: Full-time.
- Compensation: Paid internship.
About T-Mobile
T-Mobile is a telecommunications company based in Bellevue, Washington. It operates a 5G network that provides wireless services to consumers and businesses. The company manages several brands including Metro by T-Mobile and Mint Mobile. It functions as a public company with a workforce of over 10,000 employees.
How to get in at T-Mobile
Securing an internship at T-Mobile requires speed because early applicants often have their resumes reviewed before the volume of candidates becomes unmanageable. Intern Insider sends an instant alert the moment a role matching your target is published, which helps you apply among the first and get your profile seen before the pile grows. Reaching out to the right people often yields better results than submitting an application into a general queue. Intern Insider surfaces the recruiters behind T-Mobile roles so you can contact them directly to ask about the position or a referral, which materially improves your response rates.



