Jobs for data annotator at Toronto

1,000 data annotator job listings in Canada. Find daily updated positions from leading job boards.


  • Toronto, Ontario, Canada Source Code Full-time

    RQ09756/RQ09775 - Sr. Training Specialist About the job RQ09756/RQ09775 - Sr. Training Specialist RQ09756/RQ09775 - Sr. Training SpecialistOn-site - Manager's discretionContract 6-7+ monthsSecurity Level: CRJMC (must get clearance before start date)Support sandbox data preparation and environment setup for training and testing purposes within Microsoft...


  • Toronto, ON, Canada Benchstrength Full-time

    What We Do We build AI models to enable smaller, faster, and more successful clinical trials. About Altis Labs Altis Labs is a computational imaging company focused on improving how oncology trials measure treatment benefit. Our core technology is IPRO, an AI model that generates patient-level outcome predictions directly from routine medical imaging data....


  • Toronto, ON, Canada Crossing Hurdles Full-time

    This range is provided by Crossing Hurdles. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range $50.00/hr - $90.00/hr Direct message the job poster from Crossing Hurdles At Crossing Hurdles, we work as a referral partner. We refer candidates to our partner that collaborates with world’s...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Altis Labs, Inc. Full-time

    We build AI models to enable smaller, faster, and more successful clinical trials. About Altis Labs Altis Labs is a computational imaging company focused on improving how oncology trials measure treatment benefit. Our core technology is IPRO, an AI model that generates patient-level outcome predictions directly from routine medical imaging data. Our...


  • Toronto, ON, Canada Fashion Institute of Design & Merchandising Full-time €65,000 - €95,000 Contract

    At HDR, our employee‑owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we foster a culture of inclusion throughout our company and within our communities, we constantly ask ourselves: What is our...

  • Strategy Consultant

    4 days ago


    Toronto, ON, Toronto Census Division, ON; Ontario, Canada YO IT Consulting Full-time

    Overview Job Type: Contractor Location: Remote Role Description If you’re a senior strategy consultant who thrives on ambiguity, structured problem-solving, market analysis, and executive-level decision-making, this is a unique opportunity to contribute directly to how the next generation of AI systems reason through complex business and...


  • Toronto, Ontario, Canada S27a Full-time

    WHO WE ARE: Peripheral is developing spatial intelligence, starting in live sports and entertainment. Our models generate spatial data, used for advanced sports analytics and immersive media experiences. We’re solving key research challenges in 3D computer vision, creating the foundations for the next generation of robotic perception and embodied...

  • Rq09609 Premium

    16 hours ago


    Toronto, Ontario, Canada Rubicon Path Full-time

    Deliverables - Work with Business Analysts / UX & UI Designer / Product Manager / Cloud Architect, base on storyboard, user stories, UI/UX artefacts, solution architecture, security requirements, data models, develop application design and technical specification document, deliver quality software products (including Minimal Viable Products and...


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

    Develop and curate training materials, case scenarios, and activities based on real-world recreational therapy practices. Train AI systems on therapeutic concepts including sports, arts, music, relaxation techniques, and social engagement. Review and annotate AI outputs to ensure clinical accuracy, empathy, and adherence to approved therapeutic...


  • Toronto, Ontario, Canada Indero Full-time

    The Project Manager II, EPTR has the overall responsibility for the successful initiation, planning, execution, monitoring, controlling and closure of assigned clinical trials. The Project Manager II, EPTR oversees and coordinates study resources to ensure compliance with the study budget, project scope and timelines and in accordance with applicable...


  • Toronto, Ontario, Canada MECKA Full-time

    Join Mecka AI as a Full-Stack Engineer specializing in internal tooling for Machine Learning in robotics. You'll enhance infrastructure for our Computer Vision Machine Learning team to facilitate rapid development. In this hybrid role, you will maintain the annotation platform and develop efficient ML services. You will be pivotal in enabling the CVML team...

  • ML Engineering Intern Premium

    16 hours ago


    Toronto, Ontario, Canada Peripheral Full-time $65,000 - $75,000 Contract

    WHO WE ARE:Peripheral is developing spatial intelligence, starting in live sports and entertainment. Our models generate spatial data, used for advanced sports analytics and immersive media experiences. We’re solving key research challenges in 3D computer vision, creating the foundations for the next generation of robotic perception and embodied...

  • ML Engineering Intern Premium

    16 hours ago


    Toronto, Ontario, Canada Peripheral Full-time $65,000 - $75,000 Contract

    WHO WE ARE:Peripheral is developing spatial intelligence, starting in live sports and entertainment. Our models generate spatial data, used for advanced sports analytics and immersive media experiences. We’re solving key research challenges in 3D computer vision, creating the foundations for the next generation of robotic perception and embodied...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada S27a Full-time

    WHO WE ARE: Peripheral is developing spatial intelligence, starting in live sports and entertainment. Our models generate spatial data, used for advanced sports analytics and immersive media experiences. We’re solving key research challenges in 3D computer vision, creating the foundations for the next generation of robotic perception and embodied...


  • Toronto, ON, Canada HDR Full-time $57,000 - $82,000 Contract

    At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we foster a culture of inclusion throughout our company and within our communities, we constantly ask ourselves: What is our...


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

    Palona’s AI agents operate in real restaurant environments: noisy phone lines, varied accents, complex menus, interruptions, incomplete information, strict business rules, and customers who expect an immediate, natural response. Improving these systems requires more than selecting the newest model. It requires disciplined evaluation, high-quality data,...


  • Toronto, ON, Canada Dorado Full-time

    Italian Audio Transcriptionist (AI Training) About the Role What if your ability to catch every word, pause, and nuance in spoken Italian could directly shape how AI understands one of the world's most beautiful languages? We're looking for detail-oriented Italian transcriptionists — including Toronto's large and culturally rich Italian-speaking community...


  • Toronto, Ontario, Canada Rackspace Technology Full-time

    1 week ago Be among the first 25 applicantsGet AI-powered advice on this job and more exclusive features.This range is provided by Rackspace Technology. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay range$153,000.00/yr - $244,700.00/yrWe are expanding our team of motivated technologists with a...


  • Toronto, Ontario, Canada Rubicon Path Full-time

    About the job RQ09196 - Software Developer - SeniorDescriptionHybrid Work Environment: The successful candidate is expected to work onsite at 222 Jarvis St 3 days per week, and may work remotely up to 2 days per week.ResponsibilitiesRequired to translate technical systems specifications into working, tested applications. This includes:Developing detailed...


  • Toronto, ON, Canada Palona Full-time $140,000 - $190,000 Contract

    Palona is building AI for the physical world, starting with restaurants. Understanding a busy restaurant means making sense of people, objects, activities, and events as they change over time, despite occlusion, changing lighting, varied camera views, and incomplete information. We are looking for an AI Research Engineer with a strong research background in...