Software Engineer, AI Engineer (Applied​/Software)

At T-Mobile, we invest in YOU! Our Total Rewards Package ensures that employees get the same big love we give our customers. All team members receive a competitive base salary and compensation package - this is Total Rewards. Employees enjoy multiple wealth-building opportunities through our annual stock grant, employee stock purchase plan, 401(k), and access to free, year-round money coaches.

That's how we're UNSTOPPABLE for our employees!

Are you ready to join the Un-carrier movement?

The Software Engineer is essential for designing, implementing, and deploying scalable software solutions that meet customer requirements and support high availability environments. On our team, that means powering the web shop commerce experience on  - the checkout flows, device and plan commerce surfaces, and micro-app integrations that directly drive digital revenue. The role involves collaborating with engineering teams to develop software components using technologies such as virtualization, microservices, software-defined networking, network functions virtualization, and big data.

This position requires independent development of full software stacks and understanding system protocols, data flows, and technology interactions. Success is measured by the ability to deliver technical solutions, produce clear documentation, and contribute to technology strategy and innovation. The work impacts the organization by enabling advanced software systems that improve operational efficiency and support business goals.

We pride ourselves on encouraging a culture of innovation, advocating for agile methodologies, and promoting transparency in all that we do. Join us in embodying the spirit of the 'Un-carrier' and make a tangible impact! If you're up to the challenge, apply today!

Job Responsibilities:

* Develop software solutions that support engineering projects and meet customer requirements

* Collaborate with technical teams to deliver effective technical solutions and continuously learn new technologies

* Create clear documentation for software code, system designs, and business requirements

* Contribute to technology strategy by understanding current technologies and supporting business goals

* Present innovative ideas to improve systems, processes, or services based on industry research

* Build and maintain front-end and full-stack features for customer-facing commerce experiences, including purchase flows, cart, and checkout

* Also responsible for other duties/projects as assigned by business management as needed

Education and

Work Experience:

* 2-4+ years Technical engineering experience. (Required)

* Bachelor's Degree plus 3 years of related work experience OR advanced degree with 1 year of related work experience OR combination of education and experience deemed equivalent (Required)

* Acceptable areas of study include Computer Science or Engineering (Required)

Required

Knowledge, Skills and Abilities:

* Type Script proficiency

* Front-end development for high-availability, high-traffic applications

* Experience with commerce systems and e-commerce platforms

* Svelte or Alpine.js component development

* REST and GraphQL API integration

* Node.js (API layer/server-side)

* End-to-end testing with Playwright

* Git Lab CI/CD pipelines and Git version control

* AI-assisted development using Claude CLI and applied prompt engineering

* Communication

* Customer Service

* Analytics

* Technical Writing

Preferred

Knowledge, Skills and Abilities:

* Astro page framework

* Containerization with Docker Compose

* Observability and monitoring with Splunk RUM

* Local tracing with Jaeger

* Redis for local and application state management

* API mocking with Wire Mock

* Local reverse proxy configuration with HAProxy

* Test data generation with Faker.js

* At least 18 years of age

* Legally authorized to work in the United States

Base Pay Range: $92,500 - $166,800

Corporate Bonus Target: 15%

The pay range above is the general base pay range for a successful candidate in the role. The successful candidate's actual pay will be based on various factors, such as work location, qualifications, and experience, so the actual starting pay will vary within this range.

At T-Mobile,…