Information Technology

Developer, Mobile

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Position Purpose

We are looking for a Developer to help T-Mobile deliver the next generation of the T-Mobile mobile application (T-Mobile App). We want you to work with business stake holders and deliver awesome mobile experiences to our customers. We value skills delivering and working with Open Source tools and infrastructure. You are self-driven, work well in a team, have great communication skills and bring leading edge skills on mobile technology to T-Mobile.

In T-Mobile's App team, we work cross-functionally to understand the linkage between T-Mobile’s business goals, business architectures, and technology architectures – and strive to further T-Mobile’s business goals via organic or inorganic evolution of T-Mobile’s architectures.

The Developer is responsible for designing/coding creative and scalable systems and software solutions that address business/technical needs in an ever-changing competitive market.

What you'll do in your role.

Position Duties and Responsibilities

Primary Duties and Responsibilities:
iOS app development using: Swift
Android app development using: Java / Kotlin
Perform detailed technical design and implementation of complex iOS and/or Android applications
Translate business requirements into technical requirements for large customer facing products (millions of users), starting from design through implementation.
Work closely with the Product, UX/UI and Backend teams to design, build and extend consumer facing new products, platforms and features.
Improve product quality through code reviews, writing effective unit tests

The experience you'll bring.

Experience/Technical Skills:

Strong knowledge of object-oriented programming
Thorough conceptual and hands-on knowledge of architectural patterns and best practices relating to complex mobile and progressive web apps.
3+ years of complex iOS and/or Android mobile application development experience
Strong understanding of Swift and/or Java
Solid grasp of mobile networking and REST Web Services
Experience and understanding of large and complex code bases and architectures.
Experience in API design, SDK architecture, and mobile software lifecycle development practices.
Familiarity with agile development methods (Scrum/Kanban)
Excellent verbal and written communication skills

BS degree in Computer Science, Information Technology, or equivalent experience

Position details

Req ID: 137773BR

Department: Information Technology

Travel Required: No

Position(s) remaining: 1

Position posted for
11 days
# of candidates that have applied 89

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We'll take care of you.

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Are you a good fit for our team?

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What's it like to work at T-Mobile? Find out.

Equal Employment Opportunity

As America’s Un-carrier, T-Mobile USA, Inc. (NASDAQ: “TMUS”) is redefining the way consumers and businesses buy wireless services through leading product and service innovation. The company’s advanced nationwide 4G and 4G LTE network delivers outstanding wireless experiences for customers who are unwilling to compromise on quality and value. Based in Bellevue, Washington, T-Mobile USA. Inc. provides services through its subsidiaries and operates its flagship brands, T-Mobile and Metro by T-Mobile. For more information, please visit

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