Lead AI Engineer II - American Express

American Express

toronto, on, Canada
Full-time
Posted June 05, 2026

Job Description

Empower financial innovation with American Express as a Lead AI Engineer II, crafting LLM-enhanced systems for improved customer experiences in a dynamic environment.
Your mission is to collaborate on building state-of-the-art agentic AI systems that redefine how customers manage finances. This position requires a hands-on approach, focusing on the development, deployment, and maintenance of complex AI solutions alongside product and design teams. You will ensure that solutions meet regulatory standards for safety and performance.
Key Responsibilities:
• Develop LLM-powered features impacting finance management
• Engineer agentic systems that perform real actions
• Implement secure and compliant RAG pipelines
• Support shared AI tools and infrastructure
• Oversee all aspects of systems in production
Requirements:
• 8+ years of software engineering, especially with LLMs
• Experience in delivering AI-powered systems
• Strong fundamentals in backend, APIs,...