machine learning data annotator jobs in Montreal

3,797 machine learning data annotator job listings in Canada. Find daily updated positions from leading job boards.


  • Montreal, Quebec, Canada Scale AI Full-time

    Outlier is an AI training platform owned and operated by Scale AI. Outlier Experts work on a variety of projects, from generating training data to evaluating the performance of models.About the opportunity:We are seeking detail-oriented English speakers to review AI-generated media. Roleplay live conversations with an AI voice model and score each exchange,...


  • Montreal, Quebec, Canada Scale AI Full-time

    Outlier is an AI training platform owned and operated by Scale AI. Outlier Experts work on a variety of projects, from generating training data to evaluating the performance of models.About the opportunity:We are seeking detail-oriented English speakers to review AI-generated media. Roleplay live conversations with an AI voice model and score each exchange,...


  • Montreal, QC, Canada LoiZéro Full-time $110,000 - $165,000 Contract

    Engineer massive text datasets with Python and distributed processing at LawZero in Montreal, supporting Scientist AI training. Shape high-signal data pipelines at scale.As a Senior Machine Learning Data Processing Developer, you will work across data engineering, curation, and machine learning. Build production pipelines for web-scale datasets, with...


  • Montreal, QC, Canada AbbVie Full-time $80,000 - $100,000 Contract

    Empower data-driven decisions at AbbVie as a Data Scientist with expertise in machine learning and predictive analytics. Focus on designing scalable data science solutions that align with business objectives. As a Data Scientist, you'll combine your analytical prowess with a solid understanding of AI and big data. This role requires at least four years of...


  • Montreal, QC, Canada Avenue.io Inc. Full-time $120,000 - $180,000 Contract

    Build pretraining data systems at Cohere using Python, data pipelines, and machine learning expertise. This role is remote-friendly between EST and EU.As a Machine Learning Engineer specializing in pretraining data, you will develop pipelines supporting Cohere’s advanced language models. You will combine research and engineering across data ablations, data...


  • Montreal, QC, Canada Cohere Full-time $250,000 - $535,000 Contract

    Build pretraining data systems at Cohere as a Machine Learning Engineer, using Python and data pipelines in a remote-friendly setting.This Machine Learning Engineer role focuses on pretraining data for Cohere’s advanced language models. You will combine research and engineering across data ablations, data mixtures, data modeling, and curation. Your work...


  • Montreal, QC, Canada Plusgrade Solutions Ltd. Full-time $95,000 - $140,000 Contract

    Build machine learning models with Python and optimization expertise at Plusgrade, turning complex data into better commercial decisions.As a Senior Data Scientist, you will research, design, and deploy supervised and unsupervised models. Your work will support personalized offers, pricing, and customer targeting. You will own projects from problem...


  • Montreal, QC, Canada Abbeal Full-time $83,000 - $131,000 Contract

    Apply Python and predictive analytics as an Intermediate Data Scientist in Montreal’s hybrid financial services environment. Work onsite three days weekly.Abbeal seeks an Intermediate Data Scientist for a Canadian financial institution. You will build machine learning solutions that inform business decisions, partnering closely with data engineers and AI...


  • Montréal, QC, Montreal Regional Municipality, QC; Montréal region; Québec Province, Canada LoiZéro Full-time

    Engineer massive text datasets with Python and distributed processing at LawZero in Montreal, supporting Scientist AI training. Shape high-signal data pipelines at scale. As a Senior Machine Learning Data Processing Developer, you will work across data engineering, curation, and machine learning. Build production pipelines for web-scale datasets, with...


  • Montréal, QC, Montreal Regional Municipality, QC; Montréal region; Québec Province, Canada Avenue.io Inc. Full-time

    Build pretraining data systems at Cohere using Python, data pipelines, and machine learning expertise. This role is remote-friendly between EST and EU. As a Machine Learning Engineer specializing in pretraining data, you will develop pipelines supporting Cohere’s advanced language models. You will combine research and engineering across data ablations,...


  • Montreal, Quebec, Canada Aimlroles Full-time

    Line of ServiceAdvisoryIndustry/SectorNot ApplicableSpecialismAdvisory - OtherManagement LevelManagerJob Description & SummaryAt PwC, our people in data and analytics engineering focus on leveraging advanced technologies and techniques to design and develop robust data solutions for clients. They play a crucial role in transforming raw data into actionable...


  • Montréal, QC, Montreal Regional Municipality, QC; Montréal region; Québec Province, Canada AbbVie Full-time

    Empower data-driven decisions at AbbVie as a Data Scientist with expertise in machine learning and predictive analytics. Focus on designing scalable data science solutions that align with business objectives. As a Data Scientist, you'll combine your analytical prowess with a solid understanding of AI and big data. This role requires at least four years of...


  • Montreal (administrative region), QC, Canada Aimlroles Full-time €112,000 - €162,000 Contract

    Line of Service Advisory Industry/Sector Not Applicable Specialism Advisory - Other Management Level Manager Job Description & Summary At PwC, our people in data and analytics engineering focus on leveraging advanced technologies and techniques to design and develop robust data solutions for clients. They play a crucial role in transforming raw data...


  • Montreal, QC, Canada Skillhub Solutions Inc. Full-time $110,000 - $130,000 Contract

    Montreal, QC Full-time, Part-time CA$110,000 - CA$130,000 / year Machine Learning Engineer — Wawanesa Insurance Work arrangement: Hybrid, with two days per week or 15 hours per week in a Wawanesa office. Available locations include Winnipeg, Wawanesa, Vancouver, Calgary, Edmonton, Lethbridge, North York, Kitchener, Ottawa, Montreal, Quebec City, Moncton,...


  • Montreal, QC, Canada BioRender Full-time $130,000 - $240,000 Contract

    Join to apply for the Machine Learning Engineer role at BioRenderJoin to apply for the Machine Learning Engineer role at BioRenderAt BioRender, we are accelerating the world’s ability to discover, learn, and communicate science faster through visuals. Today, BioRender empowers millions of scientists to create beautiful, accurate biological figures for...


  • Montreal, QC, Canada Smilepass Inc. Full-time $83,000 - $165,000 Contract

    Machine Learning EngineerTechnicalPart TimeRemoteSmilepass is a pioneering startup looking to shake things up in the dental industry, and other healthcare verticals. We are a team of diverse backgrounds and expertise who are driven by a desire to collaborate and innovate. As a company, we believe in building long-lasting client partnerships and focusing on...


  • Montreal, QC, Canada Altis Technology Full-time $90,000 - $120,000 Contract

    Montreal, QC (Hybrid, 2–3 days onsite per week) Language English, advanced written and verbal communication required. French is considered an asset. Duration 12-Month Contract About the Opportunity We are seeking an experienced Machine Learning Developer to join a leading organization focused on leveraging advanced technology and data-driven insights to...


  • Montreal, QC, Canada Eli Full-time $90,000 - $130,000 Contract

    About usEli Health is making continuous hormone monitoring possible so users can support their daily and long-term health. No more waiting days to track key biomarkers-get results you can use within minutes. Eli's flagship product, Hormometer™ is the first instant hormone monitoring platform to deliver results from saliva to mobile app-anytime,...


  • Montreal, QC, Canada The Institute for Performance and Learning Full-time

    DRWis a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our own risk.Headquartered in Chicago with offices...


  • Montreal, QC, Canada StackAdapt Inc. Full-time $140,000 - $193,000 Contract

    StackAdapt is the leading technology company that empowers marketers to reach, engage, and convert audiences with precision. With 465 billion automated optimizations per second, the AI-powered StackAdapt Marketing Platform seamlessly connects brand and performance marketing to drive measurable results across the entire customer journey. The most...