AI Data Annotation Specialist
Mercor
Job Overview
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Job Description
About Mercor
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.
This is a Contract position for an AI Data Annotation Specialist, with compensation ranging from $30–$40 per hour.
Role Responsibilities
- Review, evaluate, and annotate AI outputs with extreme attention to detail.
- Follow complex guidelines precisely and apply them consistently across tasks.
- Identify subtle errors, edge cases, and quality issues others might miss.
- Provide clear, structured feedback to improve downstream AI training quality.
- Maintain high accuracy across repetitive, high-volume workflows.
- Flag unclear instructions or ambiguous cases proactively.
Qualifications
Must-Have
- Exceptionally detail-oriented and quality-obsessed mindset.
- Prior experience as a CB / reviewer / rater in human data or AI training pipelines.
- Proven ability to follow nuanced instructions without deviation.
- Strong written communication and reasoning skills.
- High reliability, consistency, and comfort with repetitive precision work.
- Ability to work independently and maintain focus over long task batches.
Preferred
- Experience with large-scale AI data annotation or evaluation programs.
- Background in QA, operations, trust & safety, or structured review work.
- Familiarity with multi-step rubric-based evaluations.
- Comfort giving calibrated feedback aligned with strict quality bars.
Application Process
The application process takes approximately 20–30 minutes to complete:
- Upload your resume.
- Complete an AI interview based on your resume.
- Submit the form.
For details about the interview process and platform information, please check: https://talent.docs.mercor.com/welcome/welcome. For any help or support, reach out to: support@mercor.com.
Our team reviews applications daily. Please ensure you complete your AI interview and all application steps to be considered for this opportunity.
Key skills/competency
- Data Annotation
- AI Training
- Quality Assurance
- Attention to Detail
- Process Adherence
- Written Communication
- Feedback Mechanisms
- Repetitive Task Management
- Problem Identification
- AI Evaluation
How to Get Hired at Mercor
- Research Mercor's mission: Study their focus on connecting talent with AI research labs and their investor backing to understand their market position.
- Tailor your resume: Highlight prior experience in data annotation, AI training, or quality assurance, emphasizing detail-orientation and precision.
- Prepare for the AI interview: Practice articulating your experience with nuanced instructions, identifying errors, and giving structured feedback for AI models.
- Showcase meticulousness: During the interview, demonstrate your commitment to accuracy and consistency, crucial for an AI Data Annotation Specialist.
- Understand their process: Review the provided resources (https://talent.docs.mercor.com/welcome/welcome) to familiarize yourself with Mercor's specific interview platform and steps.
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