T-Mobile

Summer 2027 T-Ads Software Engineering Internship

T-Mobile
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2 days ago
Philadelphia, PA, USAIntern

Responsibilities

  • Write, review, test, and ship production-ready code as part of an engineering team.
  • Own and plan a project from start to finish with a mentor and cross-functional partners in Product, Design, and Quality Assurance.
  • Work on real-time bidding, backend services, dynamic creative, or web tools for the Digital Out-of-Home advertising platform.
  • Participate in code reviews and give and receive technical feedback.
  • Demo the completed project to the broader engineering organization at the end of the internship.

Requirements

  • Be at least 18 years old and legally authorized to work in the United States now and in the future.
  • Have at least one course remaining in a bachelor's or graduate degree program after the internship.
  • Have experience with at least one of Python, JavaScript/TypeScript, Go, or Scala, as well as Git.
  • Have built something real through a team project, hackathon, prior internship, or open-source work.
  • Familiarity with web or backend development, React, REST APIs, and SQL is preferred.
  • Demonstrate curiosity, collaboration, adaptability, urgency, and willingness to learn quickly.

Benefits

  • 11-week paid internship with hands-on project work, mentorship, training, and networking with interns and company leaders.
  • Relocation assistance is provided to participants who live more than 50 miles from the internship location.
  • The internship is based primarily in T-Mobile’s Philadelphia office, with teammates in New York City, Amsterdam, and other U.S. locations.
  • Intern wages range from $27/hour to $50/hour based on education and STEM versus non-STEM designation.
T-Mobile

About T-Mobile

10,000+ employees

T-Mobile provides nationwide 5G and 4G LTE wireless services for consumers and businesses, along with fixed wireless home internet and IoT connectivity. It sells mobile plans, devices, and enterprise wireless solutions under the T-Mobile, Metro by T-Mobile, and Mint Mobile brands. Headquartered in Bellevue, WA, the company trades on NASDAQ as TMUS and is majority-owned by Deutsche Telekom.

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