data annotations

1,000 data annotations job listings in South Africa. Find daily updated positions from leading job boards.


  • Remote, South Africa HumanSignal Full-time

    Real-world data is the competitive edge in AI. HumanSignal is a human data partner for companies building AI models and products. Our customers ship better AI, faster, because we partner with their researchers from real-world data creation to annotation to delivery. We design and create datasets from scratch, recruit and manage the domain experts who...

  • Senior Data Scientist

    8 hours ago


    gauteng, za, Gauteng Job Crystal Full-time

    Job SpecificationAbout the RoleAs a data scientist on our team, you will work on new product development in a small team environment writing production code in both run-time and build-time environments. You will help propose and build data-driven solutions for high-value customer problems by discovering, extracting, and modeling knowledge from large-scale...

  • Senior Data Scientist

    8 hours ago


    Johannesburg, Gauteng, South Africa Job Crystal Full-time

    Job SpecificationAbout the RoleAs a data scientist on our team, you will work on new product development in a small team environment writing production code in both run-time and build-time environments. You will help propose and build data-driven solutions for high-value customer problems by discovering, extracting, and modeling knowledge from large-scale...

  • Senior Data Scientist

    10 hours ago


    Durban, KwaZulu-Natal, South Africa Job Crystal Full-time

    Job SpecificationAbout the RoleAs a data scientist on our team, you will work on new product development in a small team environment writing production code in both run-time and build-time environments. You will help propose and build data-driven solutions for high-value customer problems by discovering, extracting, and modeling knowledge from large-scale...


  • Centurion, Gauteng, South Africa Job Crystal Full-time

    Job SpecificationAbout the RoleAs a data scientist on our team, you will work on new product development in a small team environment writing production code in both run-time and build-time environments. You will help propose and build data-driven solutions for high-value customer problems by discovering, extracting, and modeling knowledge from large-scale...


  • gauteng, za, Gauteng Crossing Hurdles Full-time

    Crossing Hurdles is seeking detail-oriented data annotation specialists to join our fully remote, digital-first team. You will analyze and annotate diverse datasets to support AI model training, deliver clear written feedback, and help refine model outputs for relevance and accuracy.Strong English communication, critical thinking, and the ability to work...


  • gauteng, South Africa Crossing Hurdles Full-time

    Analyze, evaluate, and annotate a variety of data sets to support AI system training and validation. Deliver clear, high-quality written input and feedback based on project requirements. Participate in reviewing, refining, and improving model outputs to ensure relevance and accuracy. Engage in problem-solving tasks that require critical thinking and depth of...


  • Centurion, Gauteng, South Africa IQVIA Remote Full-time

    The Data Acquisition Specialist performs activities relating to the definition, set-up and ingestion of External Data Streams, and related documents and processes aligned with Clinical Trial Protocol defined requirements for data capture. External data streams include but are not limited to typical and novel data collected through central labs and ECG,...


  • East London, Eastern Cape, South Africa IQVIA Remote Full-time

    The Data Acquisition Specialist performs activities relating to the definition, set-up and ingestion of External Data Streams, and related documents and processes aligned with Clinical Trial Protocol defined requirements for data capture. External data streams include but are not limited to typical and novel data collected through central labs and ECG,...


  • Pretoria, Gauteng, South Africa IQVIA Remote Full-time

    The Data Acquisition Specialist performs activities relating to the definition, set-up and ingestion of External Data Streams, and related documents and processes aligned with Clinical Trial Protocol defined requirements for data capture. External data streams include but are not limited to typical and novel data collected through central labs and ECG,...


  • Johannesburg, Gauteng, South Africa IQVIA Remote Full-time

    The Data Acquisition Specialist performs activities relating to the definition, set-up and ingestion of External Data Streams, and related documents and processes aligned with Clinical Trial Protocol defined requirements for data capture. External data streams include but are not limited to typical and novel data collected through central labs and ECG,...


  • Sandton, Gauteng, South Africa IQVIA Remote Full-time

    The Data Acquisition Specialist performs activities relating to the definition, set-up and ingestion of External Data Streams, and related documents and processes aligned with Clinical Trial Protocol defined requirements for data capture. External data streams include but are not limited to typical and novel data collected through central labs and ECG,...


  • Gqeberha, Eastern Cape, South Africa IQVIA Remote Full-time

    The Data Acquisition Specialist performs activities relating to the definition, set-up and ingestion of External Data Streams, and related documents and processes aligned with Clinical Trial Protocol defined requirements for data capture. External data streams include but are not limited to typical and novel data collected through central labs and ECG,...


  • South Africa Whitecollars Remote Full-time

    Every breakthrough AI model depends on high-quality data. Behind every reliable computer vision system, multimodal model, or AI-powered application is a complex process of collecting, validating, and delivering the data that makes it work. Someone has to turn client requirements into practical collection strategies, mobilize the right people and resources,...


  • Pretoria, Gauteng, South Africa Job Crystal Full-time

    Job SpecificationAbout the RoleAs a data scientist on our team, you will work on new product development in a small team environment writing production code in both run-time and build-time environments. You will help propose and build data-driven solutions for high-value customer problems by discovering, extracting, and modeling knowledge from large-scale...


  • za Mixpeek Full-time

    About HumanSignalReal-world data is the competitive edge in AI.HumanSignal is a human data partner for companies building AI models and products. Our customers ship better AI, faster, because we partner with their researchers from real-world data creation to annotation to delivery.We design and create datasets from scratch, recruit and manage the domain...


  • Cape Town, Western Cape, South Africa Crossing Hurdles Full-time

    Overview Position: Human Data Manager (Early Career) Type: Hourly contract Compensation: $30 - $45/hour Location: Remote Commitment: 10–40 hours/week Responsibilities Design and manage data workflows for annotation, collection, processing, and analysis. Establish and monitor KPIs to improve operational performance and efficiency. Analyze datasets to...


  • eastern cape, za, Eastern Cape Crossing Hurdles Full-time

    Overview Position: Human Data Manager (Early Career) Type: Hourly contract Compensation: $30 - $45/hour Location: Remote Commitment: 10–40 hours/week Responsibilities Design and manage data workflows for annotation, collection, processing, and analysis. Establish and monitor KPIs to improve operational performance and efficiency. Analyze datasets to...


  • Centurion, Gauteng, South Africa Crossing Hurdles Remote Full-time

    Overview Position: Human Data Manager (Early Career) Type: Hourly contract Compensation: $30 - $45/hour Location: Remote Commitment: 10–40 hours/week Responsibilities Design and manage data workflows for annotation, collection, processing, and analysis. Establish and monitor KPIs to improve operational performance and efficiency. Analyze datasets to...


  • East London, Eastern Cape, South Africa Crossing Hurdles Remote Full-time

    Overview Position: Human Data Manager (Early Career) Type: Hourly contract Compensation: $30 - $45/hour Location: Remote Commitment: 10–40 hours/week Responsibilities Design and manage data workflows for annotation, collection, processing, and analysis. Establish and monitor KPIs to improve operational performance and efficiency. Analyze datasets to...