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Mercor

ENTRAA

AI Trainer marketplace. The talent layer of frontier AI.

mercor.com
San Francisco, USAFounded 2022120+ employeesSeries B · $135M raisedAI Talent · Marketplace
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28 open roles at Mercor

Verified live postings · updated MAY 4, 2026

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ENTRA Talent Index

Hiring quality verdict.

78/ 100
ENTRAA

Mercor matches expert AI Trainers to frontier-lab data-curation work — and placed over $50M of contractor compensation in 2025 alone. The internal team is small, but the marketplace itself is one of the largest informal employers of AI domain experts globally.

Hiring Velocity92
Compensation76
Retention76
Mission Alignment80
Methodology · 5 dimensions equally weightedData as of MAY 4, 2026
Hiring Intelligence

Mercor by the numbers.

Open roles

28

Verified live postings

Hiring velocity · YoY

+248%

Net-new AI hires (12-month)

Funding stage

Series B · $135M raised

AI Talent · Marketplace

Salary Intelligence

Verified salary ranges.

Total comp · USD · annual

Senior Backend Engineer
$220Kto$380K
Marketplace Operations Lead
$180Kto$280K
Leadership

Who runs talent at Mercor.

Brendan Foody

Co-founder & CEO

Adarsh Hiremath

Co-founder

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