About the role#
This is a 10-week Summer Internship Program for graduate students. You will join the Enterprise Technology Services organization to work on real-world technology projects. You will learn how intelligent systems are built, validated, integrated, and governed in a large enterprise environment. You will work within Agile teams to explore, build, and test AI-enabled solutions.
What you'll do#
- Support the development and integration of AI/ML models, LLM integrations, or intelligent services into controlled or production-like systems.
- Assist with data collection, preprocessing, transformation, and management to enable model training, testing, and evaluation.
- Contribute to testing, debugging, and improving AI-enabled solutions to strengthen performance, reliability, and maintainability.
- Collaborate with engineering, product, data, risk, and security partners to implement AI-driven solutions.
- Document model parameters, prompts, evaluation assumptions, data pipelines, and technical decisions to support reproducibility.
What you'll need#
- Current enrollment in a full-time graduate master's degree program.
- Knowledge of Python and foundational data processing technologies.
- Understanding of machine learning concepts such as model training, evaluation, feature engineering, and experimentation.
- Experience using modern AI systems such as LLM APIs, prompt-based interactions, or generative AI applications.
- Strong communication, collaboration, documentation, and learning agility.
Location & details#
- Location: Phoenix, Arizona.
- Term: Summer 2027.
- Modality: Hybrid.
- Employment status: Full-time.
- Compensation: This is a paid internship.
- Note: Sponsorship for work authorization is not provided.
About American Express
American Express is a global financial services company based in New York. Founded in 1850, it provides payment solutions, corporate cards, and network services to individuals and businesses. The company operates as a public organization with over 10,000 employees. It focuses on facilitating commerce and providing financial products to its customers.
How to get in at American Express
Securing an internship at American Express requires a proactive approach to their application timeline. Because the volume of applicants is high, timing is critical. Intern Insider sends an instant alert the moment a role matching your target is published anywhere, so you apply among the first. Early applicants get seen before the pile grows, which is a significant advantage in a competitive hiring cycle. Beyond the initial application, finding the right contact can make a difference. Intern Insider surfaces the recruiters behind the company's roles so you can reach out directly to ask about the role or a referral. This direct connection materially improves response rates compared to submitting a resume into a general portal.



