AI Engineer III

American Express; Town of Florida (NY); On-site; USD 104,000 - 175,000; Full time

Job summary

American Express in Sunrise, FL is hiring an AI Engineer III (Agentic AI) to design, build, and operate production-grade agentic AI systems using real financial data for customer-facing use cases. You will write production code, contribute to system design, and support deployed systems post-launch in a regulated environment.

The role emphasizes hands-on coding, collaboration with cross-functional teams, and ownership growth within a fintech setting. Onsite work in Sunrise, FL is required.

Qualifications

• 4+ years of professional software engineering experience.
• Hands-on experience building or contributing to AI-powered features, LLM-based applications, or applied ML systems.
• Familiarity with APIs, basic cloud concepts, and modern development practices.
• Interest in agentic AI systems, autonomy, and AI-assisted development workflows.
• Willingness to learn, take feedback, and grow technical ownership over time.
• Ability to collaborate in cross-functional teams.
• Bachelor’s degree required.

Responsibilities

• Contribute to the development of production agentic AI systems that work with real financial data and support real customers.
• Design, build, and ship AI-powered features.
• Develop an understanding of operating within a regulated, customer-facing environment.
• Write production code.
• Participate in system design discussions.
• Support and operate what you help build after launch with guidance from more senior engineers.

Skills

APIs

Cloud concepts

Cross-functional teamwork

Customer mindset

Education

Bachelor’s degree

Tools

Python

Go

TypeScript

Job description

This role focuses on building and operating production agentic AI systems at American Express, using real financial data and supporting customer-facing use cases in a regulated environment.

Role Summary

As an AI Engineer III (Agentic AI), you will take a hands-on approach to the design and delivery of production-grade agentic AI. The work emphasizes writing production code, contributing to system design, and helping support deployed systems after launch.

Onsite Location and Employment Information

• Location: Sunrise, FL (onsite)
• Salary: USD 103,750 - 174,750 per year

Key Responsibilities

• Contribute to the development of production agentic AI systems that work with real financial data and support real customers.
• Design, build, and ship AI-powered features.
• Develop an understanding of how to operate within a regulated, customer-facing environment.
• Write production code.
• Participate in system design discussions.
• Support and operate what you help build after launch, with guidance from more senior engineers.

Required Qualifications

• Experience: 4+ years of professional software engineering experience.
• AI experience: Some hands-on experience building or contributing to AI-powered features, LLM-based applications, or applied ML systems (professional or project-based).
• Backend fundamentals: Strong engineering fundamentals in at least one backend language: Python, Go, or TypeScript.
• Technical familiarity: Familiarity with APIs, basic cloud concepts, and modern development practices.
• Focus area: Interest in agentic AI systems, autonomy, and AI-assisted development workflows.
• Growth mindset: Willingness to learn, take feedback, and grow technical ownership over time.
• Collaboration: Comfort working in collaborative, cross-functional teams.
• Customer mindset: A strong customer mindset and curiosity about real-world problem solving.
• Education: Bachelor’s degree required.

Technologies

• Python
• Go
• TypeScript

Preferred Qualifications

• Exposure to LLM tooling, prompt engineering, RAG, or agent frameworks through work, coursework, or personal projects.
• Internship or early-career experience in fintech or other regulated environments.
• Contributions to open-source projects, hackathons, or side projects related to AI or developer tooling.