data annotator jobs in Chicago

266 data annotator job listings in United States. Find daily updated positions from leading job boards.


  • Chicago, IL, United States Remote Talent Cloud Full-time

    Job DescriptionJob DescriptionAs an AI Training Specialist (Data Annotation), youll play a key role in helping train and improve artificial intelligence (AI) systems. Your work will directly support how AI models learn to recognize text, images, and other data accurately.Your main responsibilities will include:Labeling and categorizing data (such as text,...


  • Chicago, IL, United States Localization Unlocked Full-time

    # Staff Program Manager, Human & LLM Data Annotation OperationsRemote - United States · Remote · Posted 12 hours agoSeniorContract* AI Workflows* Vendor ManagementApply on company siteApplications happen on the employer's site. No account, payment, or gameplay required.## About this roleReddit is a community of communities. It’s built on shared...


  • Chicago, IL, United States Candidate Full-time

    Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 130 million daily active unique visitors, Reddit is one...

  • AI Data Annotator

    7 days ago


    Chicago, Illinois, United States Outlier 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. If you would like to know a bit more about this opportunity, or are considering applying, then please read the following job information. About the opportunity: We are...


  • Chicago, IL, United States Remote Genie Full-time

    Staff Program Manager, Human & LLM Data Annotation Operations Reddit, Inc. United States Staff Project Management 1d ago $180k – $252k About this role Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and...

  • AI Data Annotator

    7 days ago


    Chicago, Illinois, United States Outlier 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. Interested in learning more about this job Scroll down and find out what skills, experience and educational qualifications are needed. About the opportunity: We are seeking...


  • Chicago, Illinois, United States 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...

  • AI Data Annotator

    1 week ago


    Chicago, IL, Cook County, IL; Illinois, United States Outlier AI Full-time $15 Temporary

    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. We are seeking detail-oriented English speakers to review AI-generated media. Roleplay live conversations with an AI voice model and score each exchange, compare generated...


  • Chicago, IL, United States Candidate Company Full-time

    Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 130 million daily active unique visitors, Reddit is one...

  • Data Management

    2 hours ago


    Chicago, IL, United States Alignerr Corp. Full-time

    Biotech Health Data Governance Lead (AI Training) About The Role What if your expertise in clinical data and regulatory compliance could directly shape how AI understands and handles some of the most sensitive - and consequential - data in the world? We're looking for a Biotech Health Data Governance Lead to ensure that research and clinical trial data is...

  • AI Data Annotator

    2 weeks ago


    Chicago, IL, United States 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...

  • Data Engineer

    4 days ago


    Chicago, IL, United States Intec Select Limited Full-time

    Data Engineer - $150k - $250k Base ($200k - $400k TC) – NYC/ Chicago/ London (Hybrid) – Prop TradingOverviewWe are currently partnered with a leading global proprietary trading firm seeking an experienced Data Engineer to join their growing technology function in Chicago, NYC or London.The successful candidate will work closely with traders, quantitative...

  • Data Security

    3 days ago


    Chicago, Illinois, United States Alignerr Remote Full-time $38 - $60 Permanent

    Data Security & DLP Analyst (AI Training) About The Role We partner with the world's leading AI research teams to build smarter, safer AI systems. Now we're looking for data security professionals who understand how sensitive information is exposed, detected, and protected in the real world — and want to put that knowledge to work shaping the next...


  • Chicago, IL, United States Alignerr Corp. Remote Full-time $83,000 - $152,000

    Biotech Health Data Governance Lead (AI Training) About The Role What if your expertise in clinical data and regulatory compliance could directly shape how AI understands and handles some of the most sensitive - and consequential - data in the world? We're looking for a Biotech Health Data Governance Lead to ensure that research and clinical trial data is...


  • Chicago, Illinois, United States Alignerr Remote Full-time $35 - $60 Permanent

    Environmental Engineering — AI Data Trainer About The Role We partner with the world's leading AI research labs to build smarter, more technically accurate AI models. Now, we're looking for environmental engineers to bring their domain expertise to the frontier of AI development. Your knowledge of water treatment, air quality, and hazardous waste isn't...


  • Chicago, IL, United States Alignerr Corp. Remote Full-time $83,000 - $152,000

    Hospital Health Data Governance Lead (AI Training) What if your expertise in healthcare data governance could directly shape how AI understands and reasons about hospital systems, clinical workflows, and health data compliance? We're looking for experienced health data governance leaders to help build and evaluate AI models that need to understand the real...


  • Chicago, IL, United States Outlier Full-time

    Pay: Up to USD $15 per hour, paid weeklyLocation: Remote - CanadaSchedule: Flexible, no minimum hoursType: Freelance / independent contractorOutlier 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...


  • Chicago, IL, United States Wwshemi Full-time

    Wwshemi is hiring an early-stage Account Executive to own relationships with AI labs from initial conversations through deal close and account growth. You will help customers access expert data services for model development and evaluation. You will build relationships with frontier AI labs, understand needs across annotation and RL environments, and...


  • Chicago, IL, United States 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. We are seeking detail-oriented English speakers to review AI-generated media. Roleplay live conversations with an AI voice model and score each exchange, compare generated...


  • Chicago, IL, United States 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...