Principal Engineer, GenAI Innovation
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About The Position
The full stack Principal Engineer will operate as a core leader in Enterprise GPT team, driving AI transformation at scale across T-Mobile. The Principal Engineer works with a team of other software engineers to design, implement, and deploy complete systems which meet customer's requirements and are cloud native. The Principal Engineer will focus on creation of full stack software solutions that typically include front end web frameworks, back end services, micro services, databases, and all associated cloud infrastructure required to deploy and maintain the solution. Responsible for creating, deploying and supporting a full software solution. Expected to be an accomplished generalist across the full software stack. This position leads the engineering execution for Enterprise GPT-owning the architecture, development, and deployment of custom GPT Connectors. With 50+ high-value integrations underway, this role is critically important to embedding AI-native workflows into core enterprise systems. You will not just support the AI transformation-you will engineer it. The ideal candidate uses Generative AI tools (ChatGPT, OpenAI APIs) daily to 10x development velocity and design precision. This is a role for a builder, not a theorist. A driver, not a passenger. Your job is to make ChatGPT real in enterprise -at scale, in production, with outcomes that prove impact. Success in this role means operating with the urgency, ownership, and rigor that define our Enterprise GPT ethos: mastery through execution, speed without shortcuts, and leadership through doing.
