LLM Agent Engineer – Production / AI Trainer

Job overview

The LLM Agent Engineer – Production / AI Trainer role is remote, with the listing identifying Chicago, IL. Compensation is $100–$500 per task; the posting also states $100–$500 for the interview conversation, based on experience. Mercor connects creative and technical talent with leading AI research labs. The role builds and operates production LLM agents and evaluates their performance so improvements can be made. It also supports long-running agents, internal assistant adoption, and visibility into agent actions and costs.

What you'll do

• Build and operate LLM agents in production
• evaluate agent performance and determine improvements after changes
• manage long-running agents, scheduled jobs, and cloud sandboxes
• analyze adoption patterns of internal assistants
• focus on internal monoagents, shared memory, and reusable skills
• ensure visibility into agent actions and associated costs.

What we're looking for

Skills & competencies

llm agent engineer

ai trainer

remote

mercor

production llm agents

cloud sandboxes

scheduled jobs

shared memory

reusable skills

agent evaluation

internal assistants

$100–$500 per task

contract

Work arrangement

• Weekend coverage required

Why this role

Remote contract opportunity; interview includes an initial AI interview and a live 30-minute conversation.

About the employer

Mercor is hiring for this role. Industry: Engineering Services. Sector: 54.