Jobs for data annotations at Toronto
1,000 data annotations job listings in Canada. Find daily updated positions from leading job boards.
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Data Discovery and Enrichment Expert II
1 week ago
Toronto, ON, Toronto Census Division, ON; Ontario, Canada LexisNexis Full-time €68,100 - €113,600 TemporaryAre you a legal professional interested in building the future of legal technology? Do you want to use your legal background in an exciting alternative legal career? Join us in shaping a more just world. About Us LexisNexis, a part of RELX, is a leading global provider of legal, regulatory, and business information. We help customers increase...
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Copywriter - Remote
5 days ago
Toronto, ON, Toronto Census Division, ON; Ontario, Canada YO IT Consulting Full-timeJob Type: Contract, Part-time Location: Remote Role Description In this hourly, remote contractor role, you will work as a Copywriting & Content Subject Matter Expert (SME) to review AI-generated marketing/content-writing outputs and/or create expert copy and content, evaluating reasoning quality, intent alignment, and step-by-step writing decisions...
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Senior Software Engineer Premium
5 hours ago
Toronto, Canada Motorola Solutions Full-time $62,600 - $128,300 ContractCompany OverviewAt Motorola Solutions, we believe that everything starts with our people. We’re a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. We build and connect technologies to help protect people, property and places. Our solutions foster the collaboration that’s critical for safer communities,...
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Toronto, ON, Toronto Census Division, ON; Ontario, Canada Altis Labs, Inc. Full-timeWe 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...
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Strategy Consultant
5 days ago
Toronto, ON, Toronto Census Division, ON; Ontario, Canada YO IT Consulting Full-timeOverview 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...
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Machine Learning Engineering Intern
5 days ago
Toronto, ON, Toronto Census Division, ON; Ontario, Canada S27a Full-timeWHO 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...
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AI Safety Specialist
5 days ago
Toronto, ON, Canada Mercor Remote Full-time $112,000 - $167,000 ContractLocation: Remote Fluent Language Skills Required: English & Portuguese (global, excluding Brazilian Portuguese). Native fluency in English and Portuguese (global, excluding Brazilian Portuguese) is required for this position. Why This Role Exists At Mercor, we believe the safest AI is the one that’s already been attacked — by us. We are assembling a red...
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Chemistry Masters Premium
6 days ago
Toronto, Ontario, Canada Alignerr Remote Full-time US$35 - US$55 PermanentChemistry Masters — AI Data Trainer About The Role We're looking for chemistry experts to help train and improve the next generation of AI models. At Alignerr, we partner with the world's leading AI research labs — and we need people who truly understand chemistry to help AI think more rigorously about it. If you have a Master's in Chemistry, Chemical...
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Remote Physics Expert
5 days ago
Toronto, ON, Toronto Census Division, ON; Ontario, Canada Turing Full-timeAbout Turing: Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ways: first, by accelerating frontier research with high-quality data, advanced training pipelines, plus top AI researchers...
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AI Safety Expert
5 days ago
Toronto, ON, Canada Mercor Full-time $90,000 - $120,000 ContractLocation: RemoteFluent Language Skills Required: English & Swedish. Native fluency in English and Swedish is required for this position.Why This Role ExistsAt Mercor, we believe the safest AI is the one that’s already been attacked — by us. We are assembling a red team for this project - human data experts who probe AI models with adversarial inputs,...
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Senior Machine Learning Expert Premium
6 days ago
Toronto, Ontario, Canada Alignerr Remote Full-time US$60 - US$80 PermanentSenior Machine Learning Expert (AI Training) About The Role What if your deep expertise in machine learning could directly shape how the world's most advanced AI systems learn to reason, plan, and make decisions? We're looking for Senior Machine Learning Experts to author high-fidelity reasoning traces — the structured, step-by-step thinking patterns...
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Machine Learning Architect
5 days ago
Toronto, ON, Toronto Census Division, ON; Ontario, Canada Rackspace Technology Full-time €153,000 - €244,700 Temporary4 days ago Be among the first 25 applicants 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/yr We are expanding our team of motivated technologists with a proven track record of delivering results in...
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Hospital Health Data Governance Lead Premium
1 week ago
Toronto, Ontario, Canada Alignerr Remote Full-time US$40 - US$80 PermanentHospital 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...
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Precision Medicine Data Lead Premium
1 week ago
Toronto, Ontario, Canada Alignerr Remote Full-time US$40 - US$80 PermanentPrecision Medicine Data Lead (AI Training) About The Role What if your expertise in genomics and clinical data could directly shape how AI understands and advances personalized medicine for millions of patients worldwide? We're looking for a Precision Medicine Data Lead to help guide the integration, governance, and transformation of complex healthcare...
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AI Vision Engineer
6 days ago
Toronto, ON, Toronto Census Division, ON; Ontario, Canada Nexxa.AI Full-timeNexxa is building the best AI systems for heavy industries — enabling machines, systems and operations to think, decide and act autonomously across manufacturing, large-scale infrastructure, logistics and legacy environments. Our mission is to translate deep technical breakthroughs into operational reality, solving some of the hardest systems-level...
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API Automation Engineer Premium
5 hours ago
Greater Toronto Area, Canada Infowaysolutions Full-timeJob Title: API Automation Engineer Location: Sunnyvale, CA Department: Quality Assurance / Software Engineering Job Overview: We are looking for a talented and detail-oriented API Automation Engineer to join our team. The ideal candidate will be responsible for designing, implementing, and maintaining automated tests for our RESTful APIs using...
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French Linguistic Specialist
5 days ago
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:** French Linguistic Expert ...
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English Language Specialist
5 days ago
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:** English Language and Literature Expert ...
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Freelance Agent Evaluation Analyst
5 days ago
Toronto, ON, Toronto Census Division, ON; Ontario, Canada Mindrift Full-time €45 Temporary4 days ago Be among the first 25 applicants 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 proficiency. At Mindrift, innovation meets opportunity. We believe in using the power of collective human...
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Full-Stack Engineer for ML Tooling
7 days ago
Toronto, ON, Toronto Census Division, ON; Ontario, Canada MECKA Full-timeJoin 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...