San Francisco, CA · On-site
$210 - $250/hr
Key Responsibilities Clinical Data Annotation: Review and label clinical text, EHR data, and case notes for use in AI model training. Identify and validate medical entities, diagnoses, treatment ...
San Francisco, CA · On-site
$210 - $250/hr
Key Responsibilities Clinical Data Annotation: Review and label clinical text, EHR data, and case notes for use in AI model training. Identify and validate medical entities, diagnoses, treatment ...
... annotation workflows and/or building internal tooling for them Company : Snorkel AI is the frontier AI data lab, building the data and environments behind advanced AI systems. Founded in 2019, the ...
... annotation workflows and/or building internal tooling for them Company : Snorkel AI is the frontier AI data lab, building the data and environments behind advanced AI systems. Founded in 2019, the ...
San Francisco, CA · On-site
Required : • Native-level language proficiency • University degree (Bachelor's or higher) • B2 or superior level of English • 2-4 years of experience in data annotation, content quality, QA, ...
San Francisco, CA · On-site
Required : • Native-level language proficiency • University degree (Bachelor's or higher) • B2 or superior level of English • 2-4 years of experience in data annotation, content quality, QA, ...
San Mateo, CA · On-site
$127K - $149K/yr
Build scalable pipelines for data processing, training, evaluation, and deployment into real-world and real-time systems. * Design labeling strategies and tooling for automated annotation, QA ...
San Mateo, CA · On-site
$127K - $149K/yr
Build scalable pipelines for data processing, training, evaluation, and deployment into real-world and real-time systems. * Design labeling strategies and tooling for automated annotation, QA ...
Burlingame, CA · On-site
Required : • Native-level language proficiency • University degree (Bachelor's or higher) • B2 or superior level of English • 2-4 years of experience in data annotation, content quality, QA, ...
Burlingame, CA · On-site
Required : • Native-level language proficiency • University degree (Bachelor's or higher) • B2 or superior level of English • 2-4 years of experience in data annotation, content quality, QA, ...
$150K - $250K/yr
Familiarity with data annotation platforms or labeling pipelines. * Experience with synthetic data generation or evaluation dataset design. * Background working at a fast-moving AI or research-driven ...
$150K - $250K/yr
Familiarity with data annotation platforms or labeling pipelines. * Experience with synthetic data generation or evaluation dataset design. * Background working at a fast-moving AI or research-driven ...
The ideal candidate will bring a strong mix of technical leadership, expertise in data curation and annotation processes, and deep analytical skills. You will collaborate closely with cross ...
The ideal candidate will bring a strong mix of technical leadership, expertise in data curation and annotation processes, and deep analytical skills. You will collaborate closely with cross ...
San Jose, CA · On-site
$150K - $250K/yr
Familiarity with data annotation platforms or labeling pipelines. * Experience with synthetic data generation or evaluation dataset design. * Background working at a fast-moving AI or research-driven ...
San Jose, CA · On-site
$150K - $250K/yr
Familiarity with data annotation platforms or labeling pipelines. * Experience with synthetic data generation or evaluation dataset design. * Background working at a fast-moving AI or research-driven ...
Experience with data annotation workflows and/or building internal tooling for them
Experience with data annotation workflows and/or building internal tooling for them
San Mateo, CA · On-site
$127K - $150K/yr
... data processing, training, evaluation, and deployment into real-world and real-time systems. • Design labeling strategies and tooling for automated annotation, QA workflows, dataset management ...
San Mateo, CA · On-site
$127K - $150K/yr
... data processing, training, evaluation, and deployment into real-world and real-time systems. • Design labeling strategies and tooling for automated annotation, QA workflows, dataset management ...
San Francisco, CA · On-site
$150K - $250K/yr
Source, onboard, and manage a distributed human workforce for data annotation and curation * Build and improve QA processes to frontier-AI-lab standards * Own product ops for the data platform and ...
Quick apply
San Francisco, CA · On-site
$150K - $250K/yr
Source, onboard, and manage a distributed human workforce for data annotation and curation * Build and improve QA processes to frontier-AI-lab standards * Own product ops for the data platform and ...
Be Seen First
San Francisco, CA · Remote
$30 - $32/hr
Follow annotation guidelines while maintaining high accuracy and quality standards. * Collaborate with project teams to improve AI model performance through high-quality data labeling. Required ...
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Be Seen First
San Francisco, CA · Remote
$30 - $32/hr
Follow annotation guidelines while maintaining high accuracy and quality standards. * Collaborate with project teams to improve AI model performance through high-quality data labeling. Required ...
Execute Data labelling and annotation tasks across speech and voice datasets. * Work with audio and language data, including transcription, categorization, and tagging. YOU ARE A FIT IF YOU'RE... * A ...
Quick apply
Execute Data labelling and annotation tasks across speech and voice datasets. * Work with audio and language data, including transcription, categorization, and tagging. YOU ARE A FIT IF YOU'RE... * A ...
Execute Data labelling and annotation tasks across speech and voice datasets. * Work with audio and language data, including transcription, categorization, and tagging. YOU ARE A FIT IF YOU'RE... * A ...
Quick apply
Execute Data labelling and annotation tasks across speech and voice datasets. * Work with audio and language data, including transcription, categorization, and tagging. YOU ARE A FIT IF YOU'RE... * A ...
Execute Data labelling and annotation tasks across speech and voice datasets. * Work with audio and language data, including transcription, categorization, and tagging. YOU ARE A FIT IF YOU'RE... * A ...
Quick apply
Execute Data labelling and annotation tasks across speech and voice datasets. * Work with audio and language data, including transcription, categorization, and tagging. YOU ARE A FIT IF YOU'RE... * A ...
Burlingame, CA · On-site
$38/hr
B2 or superior level of English. * 2-4 years of experience in data annotation, content quality, QA, or related fields * Strong ability to interpret and apply complex guidelines with consistency
Quick apply
Burlingame, CA · On-site
$38/hr
B2 or superior level of English. * 2-4 years of experience in data annotation, content quality, QA, or related fields * Strong ability to interpret and apply complex guidelines with consistency
B2 or superior level of English. * 2-4 years of experience in data annotation, content quality, QA, or related fields * Strong ability to interpret and apply complex guidelines with consistency
Quick apply
B2 or superior level of English. * 2-4 years of experience in data annotation, content quality, QA, or related fields * Strong ability to interpret and apply complex guidelines with consistency
B2 or superior level of English. * 2-4 years of experience in data annotation, content quality, QA, or related fields * Strong ability to interpret and apply complex guidelines with consistency
Quick apply
B2 or superior level of English. * 2-4 years of experience in data annotation, content quality, QA, or related fields * Strong ability to interpret and apply complex guidelines with consistency
Sunnyvale, CA · On-site
$32/hr
B2 or superior level of English. * 2-4 years of experience in data annotation, content quality, QA, or related fields * Strong ability to interpret and apply complex guidelines with consistency
Quick apply
Sunnyvale, CA · On-site
$32/hr
B2 or superior level of English. * 2-4 years of experience in data annotation, content quality, QA, or related fields * Strong ability to interpret and apply complex guidelines with consistency
B2 or superior level of English. * 2-4 years of experience in data annotation, content quality, QA, or related fields * Strong ability to interpret and apply complex guidelines with consistency
Quick apply
B2 or superior level of English. * 2-4 years of experience in data annotation, content quality, QA, or related fields * Strong ability to interpret and apply complex guidelines with consistency
A typical workday as a Data Annotator involves reviewing datasets—such as images, audio, text, or video—and accurately labeling or categorizing information according to specific project guidelines. Most Data Annotators work independently, but they often collaborate with project managers or data scientists to clarify requirements and resolve ambiguities. Tasks may be repetitive, but adhering to precise standards is vital for maintaining data quality. Work environments can range from technology companies to remote or freelance settings, and advancement opportunities exist as team leads or quality assurance specialists for those who excel in consistency and reliability.
A Data Annotation job involves labeling and categorizing data, such as text, images, audio, or video, to help train machine learning models. Annotators apply tags, bounding boxes, or classifications to data based on specific guidelines. This process improves the accuracy of AI systems in recognizing patterns and making predictions. Many data annotation jobs require attention to detail and familiarity with specific domains. It is commonly used in applications like autonomous driving, natural language processing, and computer vision.
To thrive in Data Annotation, you need strong attention to detail, accuracy, and basic data handling skills, often supported by a high school diploma or equivalent. Familiarity with annotation platforms, data labeling software, or content management systems is frequently required, though specific certifications are rare. Excellent communication, time management, and the ability to focus on repetitive tasks distinguish top performers in this role. These skills are crucial because accurate and consistent data annotation directly impacts the quality of machine learning models and AI applications.
San Francisco, CA • On-site
$210 - $250/hr
Other
Re-posted 2 days ago
About the Role Mercor is taking applications for Family Medicine / Primary Care Physicians (PCPs)/MDs (general) on behalf of a healthcare AI partner building advanced clinical decision-support tools. We hire multiple experts on this role every few weeks. In this role you you will leverage your clinical expertise to review, annotate, and validate medical data, contributing directly to the development of safe, accurate, and explainable medical AI systems. This is an in person position based in San Francisco.
Key ResponsibilitiesClinical Data Annotation: Review and label clinical text, EHR data, and case notes for use in AI model training. Identify and validate medical entities, diagnoses, treatment pathways, and outcomes relevant to family medicine.
Quality Review & Validation: Audit annotated datasets for clinical accuracy and consistency. Cross-check outputs generated by AI models to ensure medical soundness.
Knowledge Contribution: Provide expert input on guidelines for annotation, taxonomy development, and edge case definitions. Collaborate with data scientists and engineers to improve AI understanding of medical context.
Model Evaluation & Feedback: Evaluate AI-generated recommendations or clinical summaries, flag inaccuracies, and provide structured feedback for iterative model refinement.
Documentation & Training Support: Contribute to the creation of clinical documentation standards and assist in developing onboarding materials for new annotators.
RequirementsMD or DO degree with specialization in Family Medicine or Internal Medicine.
Board-certified or board-eligible in Family Medicine or Internal Medicine.
Academic hospital experience preferred
2+ years of clinical experience in in-patient or hospitalist care settings
