Data Annotator Jobs

About Mercor Mercor's mission is to organize human intelligence to power the AI economy. We're a leading AI data company, building the layer between human expertise and frontier models. Millions of domain experts on the platform are paid over $4 million per day to train frontier…

Data Annotation Specialist, Generalist at Cohere in Canada. Contract · Remote · From C$30/hr.

Data Annotation Specialist, Data Science at Cohere in Canada. Contract · Remote.

Data Annotation Specialist, Software Engineering at Cohere in Canada. Contract · On-site.

Data Annotation Specialist, Engineering (civil, mechanical, electrical, chemical) at Cohere in Canada. Contract · Remote.

Project Details Job Title: Data Analyst Hours: Full-time, 40 hours per week Must have valid work authorization in the US (Welocalize does not sponsor VISAs at this time). This role is an incredible chance to be at the forefront of AI technology, helping shape the future by…

Project Details Job Title: Data Analyst Hours: Full-time, 40 hours per week Start Date: November 2025 Must have valid work authorization in the US (Welocalize does not sponsor VISAs at this time). This role is an incredible chance to be at the forefront of AI technology, helping…

Contract Type: Freelance Language: English (Philippines) About the Role We are seeking a detail-oriented AI Data Quality & Annotation Specialist to help develop and evaluate large language models (LLMs). Your role will involve reviewing English language content to assess…

MAIN DUTIES: *Follow guidelines to check the quality of filters and options in desktop and mobile views. *Check if filters and options help customers make decisions or suggest good alternative products. *Ensure filters and options match what customers are looking for based on…

Are you tech-savvy? Have a passion for quality? We are looking for a Swedish-speaking Data Rater, based in Bulgaria, to work on projects to advance AI technologies. Join us for a unique chance to kickstart your career in the AI field! This project is an excellent starting point…

Entry-Level AI Data Rater - Swedish (Latvia) at Welo Global in Riga, Latvia, Latvia. Freelance · Remote · From $10/hr.

Entry-Level AI Data Rater - Swedish (Estonia) at Welo Global in Estonia, Estonia. Remote · From $10/hr.

Entry-Level AI Data Rater - Swedish (Poland) at Welo Global in Poland. Freelance · Remote · From $10/hr.

MAIN DUTIES - Follow project-specific guidelines to conduct research on e-commerce data. - Evaluate the usefulness of product filters and results based on the research. - Rate the e-commerce data according to the guidelines provided. Project Details Start Date: Immediately after…

Review, evaluate, and validate AI-generated content and data according to project guidelines. Compare AI-generated outputs and identify the most accurate, relevant, or high-quality result. Identify errors, inconsistencies, omissions, and quality issues. Annotate, categorize, or…