Summer 2026 AI Engineering Internship

T-Mobile is synonymous with innovation-and you could be part of the team that disrupted an entire industry We reinvented customer service, brought real 5G to the nation, and now we're shaping the future of technology in wireless and beyond. Our work is as exciting as it is rewarding, so consider the career opportunity below as your invitation to grow with us, make big things happen with us, above all, #BEYOU with us. Together, we won't stopGet hands-on experience, training-and a leg up on a bright future.Learn. Achieve. Build a career.T-Mobile is revolutionizing the wireless industry for millions of customers nationwide. Working here means rolling up your sleeves and redefining the status quo with a team that has your back every step of the wayThis is an 11-week paid learning experience during which you'll be able to connect and network with other interns and leaders within the company. We invite you to come innovate with mentors who will challenge you to develop meaningful skills. You'll contribute your creativity and outstanding ideas, while working alongside T-Mobile employees. We'll give you hands-on projects and the chance to create an immediate impact.What You'll DoExperiment with prompt engineering to improve AI response quality and accuracyTest different model configurations and parameters to optimize performanceHelp fine-tune models on T-Mobile's customer interaction dataDevelop tools and scripts that enhance how our AI models reason and complete tasksWork with retrieval-augmented generation (RAG) to help AI pull relevant information from our knowledge baseContribute to agentic AI systems that break down complex customer requests into manageable stepsCreate test cases and evaluation frameworks to measure AI performanceAnalyze real customer interaction data to identify areas for improvementTrack metrics like intent detection accuracy and workflow completion ratesPartner with engineers and designers to integrate AI improvements into productionDocument your experiments and share takeaways with the teamParticipate in code reviews and contribute to team discussions on AI architectureRequired:Currently pursuing a degree in Computer Science, Data Science, or related field (Junior or Senior preferred)Strong Python programming skillsExperience working with APIs and understanding how they workFamiliarity with machine learning concepts and frameworksCuriosity about LLMs and how they work (ChatGPT, Claude, etc.)Experience with LLM APIs (OpenAI, Anthropic, Hugging Face)Knowledge of prompt engineering or working with AI tools like LangChainBasic understanding of vector databases or RAG techniquesBasic understanding of cloud platforms (AWS, GCP, Azure)Skills That MatterTechnical mentality: You like digging into why something works (or doesn't) and testing hypothesesShow your work: You build prototypes and demos rather than just talking about ideasClear communication: You can explain technical concepts to non-technical teammatesSelf-starter: You're comfortable with ambiguity and can figure things out when the path isn't clearUser focus: You think about the customer on the other end of the AI interactionDetail-oriented: Small improvements in prompts or configurations can make big differencesWhat You'll Get Out of ThisHands-on experience building production AI systems at scaleExposure to the latest LLM technologies and techniquesMentorship from senior AI engineersReal impact-your work will affect how customers interact with T-MobileA summer project you can actually talk about in interviewsThis isn't a typical internship where you shadow someone or work on throwaway projects. You'll own real work, ship code to production, and see the results of what you build.At least 18 years of ageLegally authorized to

Created: 2025-12-05