machine learning data annotator jobs in Montreal

3,868 machine learning data annotator job listings in Canada. Find daily updated positions from leading job boards.


  • Montreal, QC, Canada Entangled Future Full-time $120,000 - $180,000 Contract

    Build AI-first products remotely across Canada with SandboxAQ as a Senior Machine Learning Engineer focused on Python and model deployment.The senior-level SAIGE engineer owns machine learning from data exploration through production. You will develop LQMs, agentic frameworks, scalable pipelines, and evaluations while rapidly testing practical solutions....


  • Montreal, Quebec, Canada CD PROJEKT RED Remote Full-time $146,300 - $241,300 Contract

    Company DescriptionTo create revolutionary, story-driven RPGs which go straight to the hearts of gamers — this is our mission. Want to dive deeper into our company’s culture? Explore our social media and check out our YouTube channel and Beyond the Game Blog where we share behind-the-scenes insights and stories direct from our team members!Job...


  • Montreal, QC, Canada Jobgether Full-time $120,000 - $180,000 Contract

    Lead malware detection with transformer models and Python in a fully remote position based in Canada. Build production systems for evolving threats.This senior role develops, evaluates, and deploys machine learning systems using production malware data. You will work with PyTorch, Hugging Face, SQL, and classical machine learning methods. The work balances...


  • Montreal, QC, Canada Northstar Earth and Space Full-time €120,000 - €180,000 Contract

    À propos de NorthStar NorthStar Earth & Space (« NorthStar ») est le leader mondial de l’analyse de données spatiales. Nous utilisons des données issues de capteurs optiques, radar, RF passifs et d’autres sources liées à la connaissance de la situation spatiale (SSA) comme briques de base pour créer des services d’information adaptés aux...


  • Montreal, QC, Canada Jumio Corporation Full-time $120,000 - $170,000 Contract

    Machine Learning Engineer – (Computer Vision) We’re looking for a Staff/Senior Machine Learning Engineer with deep expertise in computer vision and biometrics to lead the design and scaling of face recognition systems in production. You’ll build and train models, and own ML systems end-to-end on AWS. The final job level for this role will be determined...


  • Montreal, QC, Canada Avenue.io Inc. Full-time $45,000 - $65,000 Contract

    Who are we? Cohere is the leading security-first enterprise AI company. We build cutting-edge foundation AI models and end-to-end products that are designed to solve real-world business problems. We’re training and deploying frontier models for enterprises who are building AI systems. We believe that our work is instrumental to the widespread adoption of...

  • Senior C++ Programmer

    3 hours ago


    Montreal, Quebec, Canada Ubisoft Montréal Full-time

    Company Description Ubisoft is a global leader in gaming with teams across the world creating original and memorable gaming experiences, from Assassin’s Creed, Rainbow Six to Just Dance and more. We believe diverse perspectives help both players and teams thrive. If you’re passionate about innovation and pushing entertainment boundaries, join our journey...


  • Montreal, Quebec, Canada SurveyMonkey Full-time

    Elevate your career as a Machine Learning Engineer at SurveyMonkey in a hybrid work environment. You'll develop and deploy AI solutions while collaborating on innovative technologies.SurveyMonkey is seeking skilled Machine Learning Engineers to join its renowned Machine Learning organization. This role spans Machine Learning Platform and Product Data Science...


  • Montreal, QC, Canada NorthStar Earth & Space Full-time

    À propos de NorthStar NorthStar Earth & Space (« NorthStar ») est le leader mondial de l’analyse de données spatiales. Nous utilisons des données issues de capteurs optiques, radar, RF passifs et d’autres sources liées à la connaissance de la situation spatiale (SSA) comme briques de base pour créer des services d’information adaptés aux...


  • Montreal, QC, Canada Tiger Analytics Full-time $90,000 - $140,000 Contract

    Vertex AITiger Analytics is looking for a skilled and innovative Machine Learning Engineer with hands-on experience in Google Cloud Platform (GCP) and Vertex AI to design, build, and deploy scalable ML solutions. You will play a key role in operationalizing machine learning models and driving the end-to-end ML lifecycle, from data ingestion to model serving...


  • Montreal, QC, Canada Devconnectplatform Full-time $227,000 - $263,000 Contract

    Build Quora advertising intelligence remotely with PyTorch, TensorFlow, and Python. Improve ranking models that shape advertiser value and user relevance.As a Senior Machine Learning Engineer on Quora’s Ads ML team, you will own ranking systems end to end. Apply deep learning, recommendation modeling, and calibration to production advertising challenges....


  • Montreal, QC, Canada Devconnectplatform Full-time $227,000 - $263,000 Contract

    # Senior Machine Learning Engineer, Ads - QuoraQuora190k–275k USDFull-timeremote· seniorCanada, Ireland, USApytorchtensorflowpythonListed via Jobicy · posted 23 Sept 2026. The application happens there, not on DevConnect.Apply on Jobicy## Description[Quora is a privately held, \"remote-first\" company. This position can be performed remotely from...


  • Montreal, QC, Canada Alignerr Corp. Full-time $96,000 - $179,000 Contract

    About The Role What if your machine learning expertise could directly influence how the most advanced AI systems in the world think, reason, and write code? We're looking for experienced ML engineers in Toronto to evaluate AI-generated machine learning solutions - catching errors, improving quality, and helping frontier AI models get genuinely better at one...


  • Montreal (administrative region), QC, Canada Epic Games Full-time $110,000 - $170,000 Contract

    WHAT MAKES US EPIC?At the core of Epic’s success are talented, passionate people. Epic prides itself on creating a collaborative, welcoming, and creative environment. Whether it’s building award-winning games or crafting engine technology that enables others to make visually stunning interactive experiences, we’re always innovating.Being Epic means...


  • Montreal, QC, Canada Affirm, Inc. Full-time $90,000 - $150,000 Contract

    Use affirm’s proprietary and other third party data to develop machine learning models that predict the likelihood of default and make an approval or decline decision to achieve business objectivesPartner with platform and product engineering teams to build model training, decisioning, and monitoring systemsResearch ground breaking solutions and develop...


  • Montreal, Quebec, Canada Torc Robotics Full-time

    About the CompanyAt Torc, we have always believed that autonomous vehicle technology will transform how we travel, move freight, and do business.A leader in autonomous driving since 2007, Torc has spent over a decade commercializing our solutions with experienced partners. Now a part of the Daimler family , we are focused solely on developing software for...


  • Montreal, QC, Canada Jumio Corporation Full-time $100,000 - $130,000 Contract

    Elevate your career at Jumio as a Staff Machine Learning Engineer in Biometrics. You will leverage computer vision expertise to develop and scale innovative face recognition systems. This role requires deep knowledge of biometric systems and strong engineering skills, backed by five years of experience in machine learning. You'll architect robust models,...


  • Montreal, QC, Canada Cohere Full-time $34,000 - $49,000 Contract

    Who are we?Our mission is to scale intelligence to serve humanity. We’re training and deploying frontier models for developers and enterprises who are building AI systems to power magical experiences like content generation, semantic search, RAG, and agents. We believe that our work is instrumental to the widespread adoption of AI.Who are we?Our mission is...


  • Montreal, QC, Canada Google LLC Full-time $386,000 - $554,000 Contract

    Lead strategic initiatives at Google Cloud as the Principal Developer for Machine Learning Compute Services. Transform the ML landscape with innovative design and scalable solutions. In this prestigious position, you will be responsible for defining the technical approach for Google Cloud’s Machine Learning Compute services. Drawing from 15 years of...

  • Data Annotator I

    15 hours ago


    Montreal, QC, Canada Torc Robotics Full-time $40,000 - $48,000 Contract

    At Torc, we have always believed that autonomous vehicle technology will transform how we travel, move freight, and do business.A leader in autonomous driving since 2007, Torc has spent over a decade commercializing our solutions with experienced partners. Now a part of the Daimler family , we are focused solely on developing software for automated trucks to...