Jobs for data annotations at Toronto

1,022 data annotations job listings in Canada. Find daily updated positions from leading job boards.


  • Toronto, ON, Canada Mercor Full-time

    Fluent Language Skills Required: Malayalam. Native fluency in Malayalam, including full command of Malayalam script and orthography, is required for this position. All annotation and transcription work is performed in Malayalam.Why This Role ExistsDocument understanding breaks down fastest in the languages that parsing and vision-language models rarely see....


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

    Fluent Language Skills Required: Japanese. Native fluency in Japanese, including full command of kanji, hiragana and katakana, is required for this position. All annotation and transcription work is performed in Japanese. Why This Role Exists Document understanding breaks down fastest in the languages that parsing and vision-language models rarely see....


  • Toronto, ON, Canada YO AI Labs Full-time €70,000 - €110,000 Contract

    YO AI Labs is seeking a remote Child Development Psychologist (PhD) to support AI training projects. You will evaluate and annotate data, analyze developmental scenarios, and provide expert guidance to improve the psychological integrity and cultural relevance of AI systems. No prior AI experience is required. You will review datasets, assess developmental...

  • Remote Radiologist

    4 days ago


    Toronto, ON, Toronto Census Division, ON; Ontario, Canada YO AI Labs Full-time

    YO AI Labs is seeking Radiologists with strong anatomical knowledge to support an AI training project focused on hand and finger landmark annotation. This remote contractor role requires precise landmark placement and careful review of varied hand poses to ensure high-quality data. You will annotate hand landmarks, verify consistency against guidelines,...


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

    Fluent Language Skills Required: Gujarati. Native fluency in Gujarati, including full command of Gujarati script and orthography, is required for this position. All annotation and transcription work is performed in Gujarati. Why This Role Exists Document understanding breaks down fastest in the languages that parsing and vision-language models rarely...


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

    Fluent Language Skills Required: Telugu. Native fluency in Telugu, including full command of Telugu script and orthography, is required for this position. All annotation and transcription work is performed in Telugu. Why This Role Exists Document understanding breaks down fastest in the languages that parsing and vision-language models rarely see. This...


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

    A global language solutions company is seeking a detail-oriented Hebrew Annotator for a remote role focused on transcribing and annotating data for AI initiatives. Candidates should be fluent in Hebrew and proficient in English, and have a Bachelor's degree or relevant experience. The ideal applicant will possess strong attention to detail and...


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

    Fluent Language Skills Required: Japanese. Native fluency in Japanese, including full command of kanji, hiragana and katakana, is required for this position. All annotation and transcription work is performed in Japanese. Why This Role Exists Document understanding breaks down fastest in the languages that parsing and vision-language models rarely see....


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

    Fluent Language Skills Required: Malayalam. Native fluency in Malayalam, including full command of Malayalam script and orthography, is required for this position. All annotation and transcription work is performed in Malayalam. Why This Role Exists Document understanding breaks down fastest in the languages that parsing and vision-language models rarely...


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

    Mercor is seeking a meticulous native Japanese speaker for a data annotation role focused on Japanese documents. You will extract and annotate page structures, bound regions, and reading orders for training data used in document AI projects. Accuracy and consistency are critical as you work with complex layouts including vertical text and multi-column...


  • Toronto, ON, Canada TransPerfect Full-time

    Join to apply for the English Language Data Annotator (British Columbia, remote) role at TransPerfect Work Location: British Columbia; remote Work Schedule: Full-time (40 hours/week), Monday – Friday; business hours Engagement Model: Employment; fixed term/temporary Start Date: Immediate Project duration: Until September 2025 DataForce by TransPerfect is...


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

    Fluent Language Skills Required: Telugu. Native fluency in Telugu, including full command of Telugu script and orthography, is required for this position. All annotation and transcription work is performed in Telugu. Why This Role Exists Document understanding breaks down fastest in the languages that parsing and vision-language models rarely see. This...


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

    Fluent Language Skills Required: Odia. Native fluency in Odia (Oriya), including full command of Odia script and orthography, is required for this position. All annotation and transcription work is performed in Odia. Why This Role Exists Document understanding breaks down fastest in the languages that parsing and vision-language models rarely see....


  • Toronto, Ontario, Canada YO AI Labs Full-time

    YO AI Labs is seeking a Child Development Psychologist (PhD) to support an AI training project remotely. You will evaluate and annotate data, analyze developmental scenarios, and provide expert guidance to improve the accuracy, cultural relevance, and psychological integrity of AI systems.No prior AI experience is required. You will review datasets related...


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

    Fluent Language Skills Required: Gujarati. Native fluency in Gujarati, including full command of Gujarati script and orthography, is required for this position. All annotation and transcription work is performed in Gujarati. Why This Role Exists Document understanding breaks down fastest in the languages that parsing and vision-language models rarely...


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

    Become an essential part of Mercor's team by providing high-quality document annotation in Odia. Your expertise will help build training data for enhancing document understanding across various languages. Mercor is seeking a native Odia speaker with a strong command of Odia script for a Document Annotation Specialist role. You will work on a project focused...


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

    Contribute essential skills in Gujarati annotation with Mercor’s PDF project. As a fluent Gujarati speaker, you'll focus on annotation, transcription, and the accurate mapping of vital document structures. Mercor is seeking a Gujarati PDF Annotation Specialist to help develop training datasets for document AI. This role emphasizes the importance of native...


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

    Fluent Language Skills Required: Malayalam. Native fluency in Malayalam, including full command of Malayalam script and orthography, is required for this position. All annotation and transcription work is performed in Malayalam. Why This Role Exists Document understanding breaks down fastest in the languages that parsing and vision-language models rarely...

  • Data Scientist Premium

    17 hours ago


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

    Data Scientist (Masters) — AI Data Trainer About The Role What if your expertise in machine learning, statistical inference, and data engineering could directly shape how the world's most advanced AI models think and reason? We're looking for Masters-level data scientists to challenge, stress-test, and refine cutting-edge AI systems — helping ensure...

  • Data Scientist

    13 hours ago


    Toronto, Ontario, Canada ThoughtStorm Full-time

    Must have:must have experience Azure data tools - azure, databricks, MLflow, pythonExposure to LLM frameworks (DSPy, LangChain, Hugging Face, or equivalent).Familiarity with Python and libraries like pandas, scikit-learn, or PyTorch.TitleData Analytical Specialist/ScientistDescriptionResponsibilities Lead the development and delivery of functional and...