Agentic AI Engineer — Production LLMs for Fintech

American Express; New York (NY); On-site; USD 120,000 - 150,000; Full time

Job summary

American Express is looking for an AI Engineer III to build and operate production agentic AI systems utilizing real financial data. Candidates should have over 4 years of software engineering experience and a strong background in AI-powered applications.

This position emphasizes collaboration, a strong customer mindset, and a willingness to engage with emerging technologies such as LLMs. Responsibilities include designing and implementing features, maintaining AI workflows, and participating in production operations.

Qualifications

• 4+ years of professional software engineering experience.
• Experience with AI-powered features or LLM-based applications.
• Fundamentals in backend languages (Python, Go, TypeScript).
• Familiarity with APIs and cloud concepts.
• Interest in AI-assisted development tools.

Responsibilities

• Design and implement LLM-powered product features.
• Build agentic AI workflows and maintain RAG pipelines.
• Collaborate with product and design partners.

Skills

Software engineering experience

AI-powered features

Backend languages

APIs

Collaboration

Tools

Python

Go

TypeScript

AWS

GCP

Kubernetes

Kafka

Job description

American Express is looking for an AI Engineer III to build and operate production agentic AI systems utilizing real financial data. Candidates should have over 4 years of software engineering experience and a strong background in AI-powered applications.

This position emphasizes collaboration, a strong customer mindset, and a willingness to engage with emerging technologies such as LLMs. Responsibilities include designing and implementing features, maintaining AI workflows, and participating in production operations.