Sr AI Engineer I - Global Commercial Services
American Express10 hours ago
Base Salary
$123k - $215k/yr
Responsibilities
- Build production agentic AI services end to end, from event triggers and LLM reasoning to persisted and surfaced results.
- Contribute to the shared agent framework, including orchestration, tool use, structured generation, and observability.
- Build RAG and embedding pipelines using vector search in the operational database.
- Implement evaluations for agent behaviors and use them to gate prompt changes.
- Develop reliability capabilities including failure classification, idempotency, dead-letter queue handling, and safe AI feature rollouts.
- Participate in technical designs and code reviews, help onboard engineers, and grow toward owning designs.
Requirements
- At least 4 years of experience building backend or distributed systems in production.
- Experience shipping LLM-powered features and explaining their prompts, retrieval, output handling, and surrounding systems.
- Strong TypeScript or Go skills and willingness to work across both languages.
- Solid distributed-systems fundamentals, including queues, event-driven design, and failure modes.
- Clear communication across engineering, product, and design teams.
- Preferred qualifications include internal platform or framework tooling experience, LLM evaluations or observability experience, durable execution or workflow orchestration experience such as Temporal, regulated-industry AI experience, and production vector-search or embedding-pipeline experience.
Tech Stack
Categories
About American Express
American Express builds a global payments network and issues consumer, small-business, and corporate cards, plus merchant acquiring and travel services. Revenue comes from card fees, interest and lending, discount/merchant fees, and network services. Founded in 1850 and headquartered in New York City, it operates the Amex acceptance network worldwide and offers co-branded cards and membership rewards across millions of cardmembers and merchants; ticker NYSE: AXP.