Mercor
24 open positions
About the Company
Mercor is an AI hiring startup that connects expert contractors, including engineers, lawyers, doctors, and bankers, with leading AI labs like OpenAI and Anthropic to train AI models and chatbots. It manages a vast talent network of around 30,000 contractors for data labeling and AI development tasks. Headquartered in San Francisco, the company raised $350 million in Series C funding in 2025 at a $10 billion valuation.
Open Positions
Research Engineer
Full-time
Python
SQL
Machine Learning
Data Augmentation
RLVR
$130K – $500K +Equity
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Site Reliability Engineer
Full-time
AWS
Kubernetes
Terraform
Spacelift
SRE Practices
$130K – $500K +Equity
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AI Researcher
Full-time
LLM Evaluation
Python
Data Annotation
Statistics
Machine Learning
$200K – $300K +Equity
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Machine Learning Engineer
Full-time
Python
Django
Machine Learning
Statistical Modeling
API Development
$130K – $500K +Equity
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Software Engineer, Frontend
Full-time
JavaScript
TypeScript
React
Next.js
APIs
$130K – $500K +Equity
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Product Manager, Applied AI
Full-time
AI Research
Product Strategy
User Experience
Metrics Analysis
Technical Fluency
$180K – $230K +Equity +Benefits
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Tech Lead Manager
Full-time
Python
Django
LLM Internals
Backend Engineering
Code Review
$130K – $500K +Equity
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Company Info
- Founded:
- 2023
- Company Type:
- Private
- Team Size:
- 51-200
- Location:
- San Francisco, California, United States
Technology
AI
Talent Network
Data Labeling
AI Training
Staffing
