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First seen by our source: 20 days ago

LLM Agent Engineer - Production

@ Mercor

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Toronto, Ontario

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SIGNALS

Overview

Mercor is hiring a remote contract Agent Engineer to build and operate LLM agents in production environments. The work covers evaluating agent performance, managing long-running agents and cloud sandboxes, and tracking adoption of internal assistants. Pay is stated as $100–$500 per task.

Responsibilities:

  • Build and operate LLM agents in production
  • Evaluate agent performance after changes
  • Manage long-running agents and cloud sandboxes
  • Analyze adoption of internal assistants
  • Ensure visibility into agent actions and costs

Requirements summary:

  • Experience shipping agents used by real users
  • Ability to assess agent performance improvements
  • Knowledge of long-running work and cloud sandboxes
  • Insight into internal assistant adoption

Tools & skills

Research
Source and dates

Source type not verified · manatal

Employer posting date
Not provided
First seen by our source
2026-10-18
Source record updated
2026-10-18

These dates describe the source record, not a live verification that the employer is still hiring. Check the original posting.

Job details

DepartmentSoftware development
Travelair: none · ground: none
Work settingHome
PositionMostly sitting
Physical demandsphysical low · computer high
LanguagesEnglish

Summary and details written by AI from the posting; the employer’s posting is the authority.

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Mercor

Saved company profile

Historical company information from a saved The Jobs API profile (LinkedIn/Crunchbase fields). It is not live-verified; figures may have changed. Missing values remain unknown.

We connect human expertise with leading AI labs and enterprises to train frontier models.

Full company description

Mercor is defining the future of work. We connect human expertise with leading AI labs and enterprises to train frontier models.

LinkedIn followers
654,507
People associated on LinkedIn
5,250
Reported office locations
  • San Francisco, California 94105, US
Business categories
  • Employment
  • Software
  • Recruiting
  • Data Collection and Labeling
  • Artificial Intelligence (AI)
  • Machine Learning
Other recorded names
  • Mercor
Profile identifies a recruitment agency
Yes
Reported total investment
483,600,000

Currency and observation date were not supplied; this is not a current valuation or a funding round.

View all jobs Website

Mercor is defining the future of work. We connect human expertise with leading AI labs and enterprises to train frontier models.

FieldValue
IndustrySoftware Development
Company size51-200 employees
HeadquartersSan Francisco, California
Organization typePrivately Held
Year founded2023
Open jobs on Jobsy1,626
LinkedInView page
Job description

About the job

Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey.

Position: Agent Engineer
Type: Contract
Compensation: $100–$500 per task
Location: Remote

Role Responsibilities

  • Build and operate LLM agents in production environments.
  • Evaluate agent performance and determine improvements after changes.
  • Manage long-running agents, including scheduled jobs and cloud sandboxes.
  • Analyze adoption patterns of internal assistants within organizations.
  • Focus on internal monoagents, shared memory, and reusable skills.
  • Ensure visibility into agent actions and associated costs.

Qualifications

Must-Have

  • Experience shipping agents used by real users.
  • Ability to assess agent performance improvements.
  • Knowledge of long-running work and cloud sandboxes.
  • Insight into internal assistant adoption within organizations.

Interview Process

  • Initial short conversational AI interview; no coding or take-home tasks.
  • Live 30-minute conversation with our team.
  • Compensation of $100 to $500 for the conversation, based on experience.

Application Process (Takes 20–30 mins to complete)

  • Upload resume
  • AI interview based on your resume
  • Submit form

Resources & Support

  • For details about the interview process and platform information, please check: https://talent.docs.mercor.com/welcome
  • For any help or support, reach out to: [email protected]

PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.

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