AI Trainer - Freelance Data Annotator

Role overview

This freelance opportunity brings together detail-oriented people from around the world to support online work that helps improve artificial intelligence. The work is project-based and may involve tasks such as reviewing AI-generated outputs, checking factual accuracy, and comparing different responses when relevant projects are available.

What you will do

• Review text, images, or videos with care and consistency.
• Apply labels or categories according to the instructions provided for each project.
• Spot and report content that is incorrect, sensitive, unsuitable, or difficult to interpret.

Important work arrangement details

This is not a steady assignment with guaranteed task volume. Projects are available only when active, and you may be invited to one or more of them based on your profile and the needs of the platform. Compensation varies by project depending on its scope and the level of expertise required. For this assignment, the earning rate can go up to $22 per hour equivalent.

Requirements

• A bachelor’s degree in any field.
• At least 1 year of experience in a professional setting.
• Advanced English proficiency at C1 level or above, in both written and spoken communication.
• Strong reasoning skills, including the ability to verify facts and think logically.
• Excellent attention to detail and the discipline to follow multi-step instructions accurately.
• Clear communication skills and the confidence to ask questions when instructions need clarification.
• Interest in technology and artificial intelligence.

Application instructions

Applicants are asked to share a resume in English and clearly mention their English proficiency level.

About the opportunity

The work supports generative AI initiatives by involving real people in the development process. The goal is to help improve how AI systems interpret information and respond more effectively across a range of tasks.

Benefits

• Flexible part-time freelance work that can fit around study or other professional commitments.
• Exposure to advanced AI projects and experience that can strengthen your portfolio.
• The chance to help shape how future AI models interpret and communicate in your area of expertise.

Additional information

This role is designed as freelance, remote, and part-time. The role is based in Berlin, Germany, although the work itself is remote.