data annotations jobs in Toronto

1,090 data annotations job listings in Canada. Find daily updated positions from leading job boards.


  • Toronto, ON, Canada Turing Full-time

    1 day ago Be among the first 25 applicantsGet AI-powered advice on this job and more exclusive features.Turing is an AI-powered tech services company with a mission to accelerate AGI advancement and deployment by bridging the gap between global talent from 100+ countries and the world's best foundational LLM companies by helping them improve performance...

  • AI Trainer

    3 days ago


    Toronto, ON, Toronto Census Division, ON; Ontario, Canada Toloka Annotators Full-time €23 Temporary

    Overview This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English. At Toloka, we connect smart, curious people from around the world with freelance online tasks that train and improve artificial intelligence. ...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Turing Full-time

    1 day ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Turing is an AI-powered tech services company with a mission to accelerate AGI advancement and deployment by bridging the gap between global talent from 100+ countries and the world's best foundational LLM companies by helping them improve performance...

  • AI Trainer

    3 days ago


    Toronto, Ontario, Canada Toloka Annotators Full-time

    OverviewThis opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English.At Toloka, we connect smart, curious people from around the world with freelance online tasks that train and improve artificial intelligence.What...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada TransPerfect Full-time

    Join to apply for the Freelance Hebrew Annotator role at TransPerfect Location: Anywhere (remote/work from home) Language needed: Hebrew, English Project Duration: 15 weeks Preferred availability: 20 hours per week or more DataForce by TransPerfect is looking for a detail-oriented Hebrew Annotator to support our data processing and AI training...


  • Toronto, ON, Canada Turing Full-time

    1 day ago Be among the first 25 applicantsTuring is an AI-powered tech services company with a mission to accelerate AGI advancement and deployment by bridging the gap between global talent from 100+ countries and the world's best foundational LLM companies by helping them improve performance through model evaluation, fine-tuning, feedback, factuality, and...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Work Vista Full-time €15 - €18 Temporary

    Join to apply for the Annotation Quality Editor (Remote) role at Work Vista . This remote, part‑time contract role serves as a final quality assurance layer in the data pipeline. You will review and refine the work of other annotators and the AI model itself. Key Details Job Title: Annotation Quality Editor (Remote) Location: Remote within the...

  • Remote AI Trainer

    3 days ago


    Toronto, Ontario, Canada Toloka Annotators Full-time

    A leading AI solutions company is seeking individuals for freelance data annotation roles. The position entails reviewing and labeling content as part of AI projects. Candidates should be skilled in Portuguese and advanced in English, possess strong logical reasoning and attention to detail, and have an interest in technology. This is a project-based role...

  • Data Scientist

    22 hours ago


    Toronto, ON, Canada Compunnel Inc. Full-time €90,000 - €130,000 Contract

    We are seeking a Data Scientist with experience supporting sales workflows, ideally within the insurance industry, to contribute to data preparation, insight generation, and evaluation activities for our GenAI-powered sales enablement platform. This role blends strong analytical skills with an understanding of advisor and sales team operations, requiring...


  • Toronto, ON, Canada Rex.zone Full-time

    Remote Data Labeling Jobs in Canada (Full Time)Rex.zone supports AI/ML training pipelines through data labeling, RLHF evaluation, prompt evaluation, and QA checks. You will apply annotation guidelines compliance to improve training data quality for large language models and computer vision systems.About The RoleYou will label and evaluate text, image, and...


  • Toronto, ON, Canada Cohere Full-time $90,000 - $120,000 Contract

    Cohere is hiring an AI Data Analysis Specialist to enhance our language models. This remote-friendly role centers on data evaluation and model performance improvement. As a Member of Technical Staff, you will play a critical role in the assessment and evaluation of our large language models (LLMs) at Cohere. Your responsibilities include designing data...

  • Data Scientist

    3 days ago


    Toronto, ON, Toronto Census Division, ON; Ontario, Canada Compunnel Inc. Full-time

    The Data Scientist will support the development and optimization of a GenAI-powered sales enablement platform designed to help sales advisors interact with enterprise data through a conversational interface. This role focuses on preparing and analyzing complex datasets, generating insights, and supporting evaluation processes for LLM-driven features. The...


  • Toronto, ON, Canada Crossing Hurdles Full-time

    Analyze, evaluate, and annotate a variety of data sets to support AI system training and validation.Deliver clear, high-quality written input and feedback based on project requirements.Participate in reviewing, refining, and improving model outputs to ensure relevance and accuracy.Engage in problem-solving tasks that require critical thinking and depth of...


  • Toronto, Ontario, Canada Waabi Full-time

    Waabi, founded by AI visionary Raquel Urtasun, is the leader in Physical AI. With a world-class team, we're unlocking the next era of autonomous transportation with technology that's powering commercial autonomous trucks and robotaxis. Waabi is backed by and partners with world leaders in AI, automotive, logistics, and deep tech.With offices in Toronto, San...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada LexisNexis Full-time €108,100 - €158,100

    Are you excited about shaping the next generation of AI-powered legal technology through generative AI, retrieval systems, and production-grade machine learning? Do you enjoy building reliable, scalable applications that transform complex AI capabilities into impactful customer solutions? About our Team LexisNexis Legal & Professional, which serves customers...


  • Toronto, ON, Canada Aimbient (formerly SST) Full-time

    Aimbient (formerly Surgical Safety Technologies) is a fast-growing healthcare technology start-up located in the heart of Toronto, Canada. The Aimbient Suite is a platform that captures some of the world’s most valuable data from surgery and allows hospitals to identify, understand, and mitigate risk. The Aimbient Platform is implemented in several of the...

  • Data Scientist

    3 days ago


    Toronto, ON, Toronto Census Division, ON; Ontario, Canada Compunnel Inc. Full-time

    The Data Scientist will support the development and optimization of a GenAI-powered sales enablement platform designed to help sales advisors interact with enterprise data through a conversational interface. This role focuses on preparing and analyzing complex datasets, generating insights, and supporting evaluation processes for LLM-driven features. The...


  • Toronto, ON, Canada Cohere Full-time

    Cohere is a leading security-first enterprise AI company building foundation AI models and end-to-end products. We are hiring for a role that builds and owns pipelines for post-training data used to train large language models. You will collaborate with researchers and annotation teams to iterate on data as models evolve. The role focuses on SFT, RL data,...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Waabi Full-time

    Waabi, founded by AI visionary Raquel Urtasun, is the leader in Physical AI. With a world-class team, we're unlocking the next era of autonomous transportation with technology that's powering commercial autonomous trucks and robotaxis. Waabi is backed by and partners with world leaders in AI, automotive, logistics, and deep tech. With offices in Toronto, San...


  • Toronto, Ontario, Canada Alignerr Remote Full-time US$40 - US$80 Permanent

    Hospital Health Data Governance Lead (AI Training) About The Role What if your expertise in healthcare data governance could directly shape how AI understands and reasons about hospital systems, clinical records, and health compliance? We're looking for experienced Hospital Health Data Governance Leads to bring real-world knowledge to cutting-edge AI...