Production AI Agent Engineer (Reliability & Adoption)

Mercor; Greater London; Remote; GBP 65,000 - 95,000; Full time

Job summary

Mercor is seeking engineers to build and operate LLM agents in production, with real visibility into how agents are used inside a company. You have probably shipped an agent that real users depended on and been on the hook when it broke, and you have figured out how to tell whether an agent got better or worse after a change.

We are particularly interested in those who run agents that outlive a single request: scheduled jobs, long-running work, cloud sandboxes, and who have seen how internal

Qualifications

• Shipped an agent that real users depended on.
• Figured out how to tell whether an agent got better or worse after a change.
• Run agents that outlive a single request: scheduled jobs, long-running work, cloud sandboxes.
• Seen how internal assistants are adopted across a company.

Responsibilities

• Build and operate LLM agents in production with visibility into usage and costs.
• Provide insight into agent reliability, evaluation, and adoption within the organization.

Skills

LLM agents

Observability

Cost awareness

Job description

Mercor is seeking engineers to build and operate LLM agents in production, with real visibility into how agents are used inside a company. You have probably shipped an agent that real users depended on and been on the hook when it broke, and you have figured out how to tell whether an agent got better or worse after a change.

We are particularly interested in those who run agents that outlive a single request: scheduled jobs, long-running work, cloud sandboxes, and who have seen how internal