AI Engineer III

American Express is a leading financial services company that is redefining commerce through AI technology. The AI Engineer III will contribute to the development of production agentic AI systems, collaborating with cross-functional teams to design, build, and ship AI-powered features while ensuring reliability and compliance in a regulated environment.

Responsibilities:

• Contribute to the design and implementation of LLM-powered and agentic product features
• Build and extend agentic AI workflows that reason over context, call tools, and perform actions under guidance from senior engineers
• Help implement and maintain retrieval-augmented generation (RAG) pipelines over financial data, with an emphasis on correctness and safety
• Contribute to shared AI infrastructure such as LLM services, orchestration components, and evaluation or monitoring tooling
• Participate in operating AI systems in production, including monitoring, debugging, and improving reliability and performance
• Collaborate closely with product and design partners, learning to translate customer needs into technical solutions