Sr AI Engineer I - Global Commercial Services

Senior Software Engineer I – Agentic AI

The Role

As a Senior Software Engineer – Agentic AI, you will be a hands-on engineer within Amex Technology, building and evolving production-grade agentic AI systems that power intelligent customer and enterprise experiences. Working closely with senior engineers, architects, Product, UX, Data Science, and Engineering teams, you will design, implement, and operate scalable, reliable, and secure AI solutions. This role combines strong software engineering fundamentals with experience building AI-powered applications.

Global Commercial Services (GCS) serves millions of business customers around the world, from mom-and-pop shops to Fortune 500 companies. We back businesses so they can do more business, with a mission to be the undisputed leader in financial and membership services - responsibly driving double-digit revenue growth. We do that by offering a diverse range of payment and cashflow tools, from a wide range of traditional card products, to working capital and supply chain financing, to new digital solutions that make it easy for our customers to manage a full range of their financial and payment needs.

What We're Looking For

• 6+ years of experience building large-scale backend or distributed software systems.
• Experience developing AI-powered applications using LLMs, agentic workflows, RAG, or modern ML platforms.
• Experience building production services using TypeScript, Go, Python or similar languages.
• Strong software engineering fundamentals across backend development, APIs, cloud infrastructure, and distributed systems.
• Familiarity with cloud platforms, containers, and Kubernetes.
• Experience with asynchronous processing, workflow engines, queues, or streaming systems.
• Strong problem-solving skills and the ability to work through ambiguous technical challenges.
• Excellent collaboration and communication skills, with the ability to work effect