Jobs for data annotator at Toronto

1,568 data annotator job listings in Canada. Find daily updated positions from leading job boards.


  • Toronto, Ontario, ON, Canada Mercor Remote Full-time

    **About The Job** **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** . **Position:** Data Collection Specialist ...

  • Data Annotator

    2 months ago


    Toronto, Canada GESTLIMAN SERVICIOS INTEGRALES Full-time

    Opportunity to make a positive impact - Work within a company with a solid track record of success - Work alongside & learn from best in class talent **The Job** You will be responsible for: - The Data Annotator / Data Labeller will support the Research and Development Team in improving the accuracy and quality of our deep learning models to achieve...


  • Toronto, Ontario, Canada Mercor Full-time

    About The Job 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. Position: Data Collection Specialist Type: Contract Compensation: $100/hour Location: Remote Commitment: 20+...

  • Medical Data Annotator

    2 months ago


    Toronto, ON, Canada Wisedocs AI Full-time

    Wisedocs is a fast-growing, venture-backed AI platform that transforms how insurance companies analyze claims. With ~$20M USD raised, 100+ team members globally, and 90+ customers across North America and Australia, we’re doubling revenue year over year. Founded by experts who’ve experienced the claims process firsthand, Wisedocs combines deep domain...


  • Toronto, ON, Canada, ON Mercor Full-time

    About The Job 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. Position: Data Collection Specialist Type: Contract Compensation: $100/hour Location: Remote Commitment: 20+...


  • Toronto, Ontario, ON, Canada Mercor Remote Full-time

    **About The Job** **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** . **Position:** Data Collection Specialist ...


  • Toronto, Ontario, ON, Canada Mercor Remote Full-time

    **About The Job** **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** . **Position:** Data Collection Specialist ...


  • Toronto, ON, Canada AltaML Inc. Full-time

    Become a key player as a Data Operations Specialist focused on accurate data annotation and quality control. This remote role emphasizes transforming raw data into structured, actionable insights, supporting analytics and operations.As a crucial member of the operations team, you will focus on data labeling, metadata creation, and quality assurance. You'll...

  • Data Annotator

    4 days ago


    Toronto, Canada Cohere Full-time

    **Who are we?** - Our mission is to scale intelligence to serve humanity. We’re training and deploying frontier models for developers and enterprises who are building AI systems to power magical experiences like semantic search, RAG, and agents. We believe that our work is instrumental to the widespread adoption of AI. We obsess over what we build. Each...

  • Data Annotator

    6 days ago


    Toronto, Canada Cohere Full-time

    **Who are we?** Our mission is to scale intelligence to serve humanity. We’re training and deploying frontier models for developers and enterprises who are building AI systems to power magical experiences like semantic search, RAG, and agents. We believe that our work is instrumental to the widespread adoption of AI. We obsess over what we build. Each...


  • Toronto, Ontario, Canada Mercor Full-time

    A leading tech recruitment company in Canada is seeking a Data Collection Specialist to aid in AI research. The role involves recording screen sessions, annotating screenshots, and following detailed instructions to ensure high-quality data. Candidates must have strong familiarity with professional software tools like MATLAB and EViews, be detail-oriented,...


  • Toronto, ON, Canada Cohere Full-time

    A leading AI technology company in Toronto is hiring a Data Annotation Specialist. This part-time position emphasizes data quality for large language models, requiring native Hindi proficiency and strong writing skills. The role involves labeling data, auditing language accuracy, and providing feedback to improve model performance. Candidates must also...

  • AI Data Annotator

    5 days ago


    Toronto, ON, Canada Welocalize Full-time

    OVERVIEW We are seeking skilled and detail-oriented individuals to join our team as AI Data Annotators. In this role, you will be responsible for performing rating and annotation work that is essential to our AI development process. If you are meticulous and passionate about contributing to the advancement of AI technology, we invite you to apply and become...


  • Toronto, ON, Canada Wisedocs Full-time

    An innovative AI platform in Toronto is seeking a Medical Data Annotator to enhance AI-generated medical outputs. This entry-level role allows new graduates to gain hands-on experience in evaluating and improving AI workflows. Candidates with backgrounds in health sciences and a keen interest in technology will thrive, contributing to model performance and...


  • Toronto, ON, Canada Braintrust Full-time

    A leading tech company in Canada is seeking a Gen AI Data Annotation Analyst. The successful candidate will develop high-quality datasets for Large Language Models, ensuring accuracy and cultural relevance. Responsibilities include multi-modal data annotations across formats, content generation in French and English, and collaboration with cross-functional...

  • Italian Writer

    1 month ago


    Toronto, ON, Canada Cohere Full-time

    A leading AI technology company in Toronto is seeking a part-time Data Annotation Specialist. Candidates must have exceptional Italian writing and translation skills along with familiarity in data manipulation. This role involves labeling and auditing machine learning data to improve AI models. Committing to 16 hours weekly at a rate of 30 CAD/hour, this...


  • Toronto, ON, Canada Wisedocs AI Full-time

    Wisedocs is a fast-growing, venture-backed AI platform that transforms how insurance companies analyze claims. With ~$20M USD raised, 100+ team members globally, and 90+ customers across North America and Australia, we’re doubling revenue year over year. Founded by experts who’ve experienced the claims process firsthand, Wisedocs combines deep domain...


  • Toronto, Ontario, Canada Wisedocs Full-time

    Wisedocs is a fast-growing, venture-backed AI platform that transforms how insurance companies analyze claims. With ~$20M USD raised, 100+ team members globally, and 90+ customers across North America and Australia, we're doubling revenue year over year.Founded by experts who've experienced the claims process firsthand, Wisedocs combines deep domain...


  • Toronto, Canada Cohere Full-time

    **Who are we?** Our mission is to scale intelligence to serve humanity. We’re training and deploying frontier models for developers and enterprises who are building AI systems to power magical experiences like semantic search, RAG, and agents. We believe that our work is instrumental to the widespread adoption of AI. We obsess over what we build. Each...


  • Toronto, ON, Canada, ON Mercor Full-time

    A leading tech recruitment company in Canada is seeking a Data Collection Specialist to aid in AI research. The role involves recording screen sessions, annotating screenshots, and following detailed instructions to ensure high-quality data. Candidates must have strong familiarity with professional software tools like MATLAB and EViews, be detail-oriented,...