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Medical Annotator Jobs (NOW HIRING)

Experience as AI reviewer, annotator, or evaluator preferred * Comfortable working with both ... medical condition, genetic characteristics, veteran or marital status, pregnancy, or any other ...

Experience as AI reviewer, annotator, or evaluator preferred * Comfortable working with both ... medical condition, genetic characteristics, veteran or marital status, pregnancy, or any other ...

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Medical Annotator information

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$13

$76

$192

How much do medical annotator jobs pay per hour?

As of Jun 17, 2026, the average hourly pay for medical annotator in the United States is $76.10, according to ZipRecruiter salary data. Most workers in this role earn between $15.38 and $192.31 per hour, depending on experience, location, and employer.

What are medical annotators?

Medical annotators are professionals who label and categorize medical data—such as images, clinical notes, or audio recordings—to help train artificial intelligence (AI) and machine learning models. Their work ensures that datasets used for developing healthcare technologies are accurate and reliable. Medical annotators often have backgrounds in healthcare, life sciences, or data science, and must be detail-oriented to correctly interpret complex medical information. Their contributions are essential for improving diagnostic tools, automating administrative tasks, and advancing medical research.

What are the typical challenges Medical Annotators face when working with complex clinical data?

Medical Annotators often encounter challenges such as deciphering handwritten notes, interpreting ambiguous medical terminology, and ensuring consistency across large datasets. These challenges require strong attention to detail, familiarity with medical language, and the ability to collaborate with healthcare professionals for clarification. Staying updated on annotation guidelines and maintaining data privacy are also crucial aspects of the role. Overcoming these obstacles is essential for producing high-quality annotated data that supports accurate medical research and AI model development.

What are the key skills and qualifications needed to thrive as a Medical Annotator, and why are they important?

To thrive as a Medical Annotator, you need a solid understanding of medical terminology, anatomy, and clinical documentation, often supported by a background in healthcare or life sciences. Familiarity with annotation tools, electronic health records (EHR) systems, and relevant software like Natural Language Processing (NLP) platforms is typically required. Strong attention to detail, analytical thinking, and effective communication are crucial soft skills in this role. These competencies ensure the accurate labeling of medical data, which is vital for developing reliable AI models and supporting clinical research.

What is the difference between Medical Annotator vs Medical Coder?

AspectMedical AnnotatorMedical Coder
CredentialsTypically requires a healthcare or medical background, sometimes certification in medical terminologyRequires coding certifications like CPC, CCS, or CCS-P
Work EnvironmentOften works in research, AI training, or data annotation settings within healthcare or tech companiesPrimarily works in hospitals, clinics, or billing companies
Industry UsageUsed in medical research, AI development, and data annotation projectsUsed in medical billing, coding, and reimbursement processes

While both roles involve healthcare data, Medical Annotators focus on labeling and annotating medical information for research and AI training, whereas Medical Coders translate medical records into standardized codes for billing and documentation. The roles share some healthcare knowledge requirements but differ in their primary functions and work environments.

More about Medical Annotator jobs
What cities are hiring for Medical Annotator jobs? Cities with the most Medical Annotator job openings:
What states have the most Medical Annotator jobs? States with the most job openings for Medical Annotator jobs include:
Infographic showing various Medical Annotator job openings in the United States as of June 2026, with employment types broken down into 1% As Needed, 77% Full Time, 15% Part Time, and 7% Contract. Highlights an 95% Physical, 1% Hybrid, and 4% Remote job distribution, with an average salary of $158,293 per year, or $76.1 per hour.
AI Data Expert | English | Remote

AI Data Expert | English | Remote

LILT (Production)

Pittsburgh, PA • Remote

Contractor

Posted yesterday


Job description

About The Opportunity

We are seeking detail-oriented human reviewers with a strong understanding of their local cultural context to support a range of AI training and evaluation projects.

In this role, you will work across diverse task types, including evaluating prompts and AI-generated outputs, reviewing and correcting text, analyzing multimedia content, contributing voice recordings, among others.

You will contribute to ensuring high-quality results by applying careful judgment to factors such as accuracy, clarity, cultural appropriateness, brand alignment, and overall effectiveness in meeting task objectives. This work requires strong analytical skills, attention to detail, and nuanced judgment informed by real-world standards, local norms, and market expectations.

What You’ll Deliver
  • Depending on the task, you may be asked to generate original content or assess AI-generated outputs.

  • Deliver culturally relevant and appropriate content by applying local insight into tone, symbolism, visual cues, and market fit.

  • Spot common issues such as visual artefacts, inconsistent style, translation errors, or cultural mismatches.

  • Provide concise, structured annotations that can be used directly for model improvement.

  • Apply evaluation guidelines consistently and participate in calibration and QA processes to ensure aligned scoring and judgment standards

Qualifications
  • Native fluency in the target language

  • Experience as AI reviewer, annotator, or evaluator preferred

  • Comfortable working with both textual and audio/video materials

  • Ability to follow detailed guidelines consistently and provide clear feedback

  • High attention to detail and ability to thoroughly and accurately categorize content

Why Collaborate with Lilt?
  • Your schedule, your rules. As an independent contractor, work when you want, as much or as little as you want. No fixed hours, no check-ins, no micromanaging.

  • Get paid quickly and fairly. We respect your time and your expertise. Competitive rates, prompt payments, no chasing invoices.

  • Work on projects that actually matter. Contribute to cutting-edge AI and language technology that is shaping how humans and machines communicate.

  • Be part of something bigger. Join a global community of linguists, subject matter experts, and language professionals who are advancing human knowledge together.

  • Grow without limits. As a Lilt contractor you get access to diverse, innovative projects that expand your portfolio and sharpen your skills across industries and domains.

  • Earn recognition for great work. Top contributors unlock higher rates, priority project access, and a platform to be seen as the expert you are.

  • Have fun doing what you love. Bring your language skills to life on projects that are as interesting as they are impactful.

How to join our expert community

1 - Submit your application including an updated copy of your CV in English

2 - Complete a short assessment in SuperAnnotate to evaluate your annotation skills

3 - Finalize onboarding and profile set-up in our system, and become eligible for Applied AI projects.

AI is changing how the world communicates — and LILT is leading that transformation.

LILT's mission is to make the world's information available to everyone, no matter the language they speak. Join our global community who thrive on innovation and excellence. Our collective knowledge, uniqueness, and skills deliver multilingual AI and human-verified services to Enterprises, Governments, and AI Developers around the world.

Earn money. Have fun. Advance human knowledge. Work on diverse projects from anywhere, any time you want. Get paid quickly and fairly, and build your professional network in a supportive community—all through a streamlined application process tailored to your expertise.

Information collected and processed as part of your application process, including any job applications you choose to submit, is subject to LILT's Privacy Policy at https://lilt.com/legal/privacy.

At LILT, we are committed to a fair, inclusive, and transparent hiring process. As part of our recruitment efforts, we may use artificial intelligence (AI) and automated tools to assist in the evaluation of applications, including résumé screening, assessment scoring, and interview analysis. These tools are designed to support human decision-making and help us identify qualified candidates efficiently and objectively. All final hiring decisions are made by people. If you have any concerns, require accommodations, or would like to opt-out of the use of AI in our hiring process, please let us know at recruiting@lilt.com.

LILT is an equal opportunity employer. We extend equal opportunity to all individuals without regard to an individual’s race, religion, color, national origin, ancestry, sex, sexual orientation, gender identity, age, physical or mental disability, medical condition, genetic characteristics, veteran or marital status, pregnancy, or any other classification protected by applicable local, state or federal laws. We are committed to the principles of fair employment and the elimination of all discriminatory practices.