Sr Software Engineer, Agentic AI

Job description

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! Job Overview: This role is critical in designing, building, and scaling the core execution engine that powers T-Mobile’s agentic AI experiences across mobile apps, web platforms, and customer support channels—including both text and voice interactions. You will architect and implement software systems that enable AI-driven decisioning, orchestration, and dynamic customer engagement at massive scale. Working closely with AI/ML engineers, platform engineers, and product teams, you will create reliable, high-performance components that allow our agentic AI to plan, act, and respond intelligently in real time across conversational modalities. This includes developing microservices, workflow engines, and integration layers that connect large language...