data annotator

1,000 data annotator job listings in United States. Find daily updated positions from leading job boards.


  • Houston, Texas, United States Persona AI Inc Full-time

    Job Title: AI Engineer – Robotics Data Preprocessing Department: Software Reports To: Teleoperations Lead Employment Type: Full-Time Location: Houston, TX or Pensacola FL Who We Are Persona AI is building humanoid robots for the most demanding environments in heavy industry — shipyards, steel mills, fabrication facilities, and offshore platforms —...


  • San Francisco, United States Welo Data Full-time

    The Bridge Between Human Judgment and AI Excellence Are you an experienced QA professional who knows how to mentor others and maintain a high bar for data integrity? Welo Data is seeking Data Quality Analysts for Project Perseus.  This isn't just about labeling; you are the Quality Gatekeeper. You will bridge the gap between our Data Labeling Associates...


  • New York, United States Welo Data Full-time

    The Bridge Between Human Judgment and AI Excellence Are you an experienced QA professional who knows how to mentor others and maintain a high bar for data integrity? Welo Data is seeking Data Quality Analysts for Project Perseus.  This isn't just about labeling; you are the Quality Gatekeeper. You will bridge the gap between our Data Labeling Associates...


  • San Francisco, United States Welo Data Full-time

    The Bridge Between Human Judgment and AI Excellence Are you an experienced QA professional who knows how to mentor others and maintain a high bar for data integrity? Welo Data is seeking Data Quality Analysts for Project Perseus.  This isn't just about labeling; you are the Quality Gatekeeper. You will bridge the gap between our Data Labeling Associates...


  • Redmond, United States Welo Data Full-time

    The Bridge Between Human Judgment and AI Excellence Are you an experienced QA professional who knows how to mentor others and maintain a high bar for data integrity? Welo Data is seeking Data Quality Analysts for Project Perseus.  This isn't just about labeling; you are the Quality Gatekeeper. You will bridge the gap between our Data Labeling Associates...


  • New York, United States Welo Data Full-time

    The Bridge Between Human Judgment and AI Excellence Are you an experienced QA professional who knows how to mentor others and maintain a high bar for data integrity? Welo Data is seeking Data Quality Analysts for Project Perseus. This isn't just about labeling; you are the Quality Gatekeeper. You will bridge the gap between our Data Labeling Associates...


  • Washington, USA, United States Welo Data Full-time

    Overview Welo Data is looking for sharp, curious, and detail-oriented individuals to join our team as Data Labeling Associate.  This is not a traditional annotation role. You’ll be working directly with cutting-edge AI systems — evaluating outputs, identifying gaps, and helping improve how these systems behave in real-world scenarios. The work sits...


  • New York, United States Welo Data Full-time

    Overview Welo Data is looking for sharp, curious, and detail-oriented individuals to join our team as Data Labeling Associate.  This is not a traditional annotation role. You’ll be working directly with cutting-edge AI systems — evaluating outputs, identifying gaps, and helping improve how these systems behave in real-world scenarios. The work sits...


  • United States, United States Crossing Hurdles Full-time

    Design and manage data workflows for annotation, collection, processing, and analysis. Establish and track KPIs to improve operational efficiency and data quality. Analyze datasets to identify insights and recommend process improvements. Collaborate with cross-functional teams to align data operations with business objectives. Build and maintain...

  • Remote Privacy

    5 hours ago


    Seattle, United States Turing Salary Full-time $100 - $200 Contract

    About 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 who...


  • Santa Rosa, California, United States GrabJobs Full-time

    Geospatial Data Analyst At B&A, we foster and embrace a distinct set of values that we live by and instill in all aspects of our organization: dedication, commitment, partnership, trust, and recognition. We have incorporated these values into successful delivery for our customers since 1988. B&A believes in ensuring its employees feel deeply connected to...


  • United States, United States SpaceXAI Full-time

    SpaceXAI is seeking a hands-on leader to head the Human Data function in the United States with remote options. You will guide multiple Team Leads, set data quality standards, and build scalable operational systems as we accelerate model development. You will recruit, mentor, and evaluate talent across a globally distributed workforce, collaborating with...


  • California, United States Welo Data Full-time

    Overview Welo Data is looking for sharp, curious, and detail-oriented individuals to join our team as Data Labeling Associate.  This is not a traditional annotation role. You’ll be working directly with cutting-edge AI systems — evaluating outputs, identifying gaps, and helping improve how these systems behave in real-world scenarios. The work sits...


  • Mountain View, California, United States Lightwheel Limited Full-time

    Job Responsibilities Technical Solution Design — Translate customer requirements into technical solutions, define solution architecture, and develop implementation roadmaps.Customer Discovery — Lead technical discussions with AI, robotics, and engineering teams to understand workflows and identify technical requirements.End-to-End Architecture —...


  • San Francisco, California, United States Welocalize Full-time $34 Permanent

    Overview Welo Data is looking for sharp, curious, and detail-oriented individuals to join our team as Data Quality Associate. This is not a traditional annotation role. You’ll be working directly with cutting-edge AI systems — evaluating outputs, identifying gaps, and helping improve how these systems behave in real-world scenarios. The work sits at...


  • Mountain View, California, United States Nuro Full-time $193,930 - $352,290 Contract

    Who We Are  Nuro believes self-driving vehicles are the most immediate and profound opportunity for AI to drive positive change in the physical world. Safer streets, more time for what matters, and easier access to the world around us, that’s why we’re building a universal autonomy platform: self-driving for all roads and all rides.Founded in 2016, Nuro...

  • Staff ML Data Engineer Premium

    19 hours ago


    San Francisco, California, United States Procore Technologies Full-time $227,332 - $312,582 Contract

    We’re looking for a Staff ML Data Engineer to join Procore’s AI & Frontier Models organization. In this role, you’ll be responsible for designing and building the data systems that power frontier‑scale machine learning research and applied AI products, with a particular focus on spatial intelligence and multimodal data. The primary goal of this role...

  • Data Scientist

    5 days ago


    08234, NJ, United States Signature Science, LLC Full-time

    Job DescriptionJob DescriptionPosition Purpose:The primary purpose of this position is to serve as the data scientist with a split portfolio between the Atlantic City office and the Austin chemistry group.Essential Duties and Responsibilities:Performs data analytics, specifically data clean-up, data processing, predictive modeling, chemometric statistical...


  • Los Gatos, California, United States Shifamed Full-time $150,000 - $180,000 Contract

    Supira Medical, a clinical-stage Shifamed Portfolio Company, is developing a low-profile, high continuous flow percutaneous ventricular assist device (pVAD) to provide temporary mechanical circulatory support in high risk percutaneous coronary interventional (HRPCI) procedures as well as patients suffering from cardiogenic shock. To learn more about...


  • San Mateo, United States Inception Full-time $200,000 - $350,000 Contract

    Inception creates the world’s fastest, most efficient AI models. Our Mercury model is the world’s fastest reasoning LLM and first commercially available diffusion LLM, delivering 5x greater speed and efficiency than today’s LLMs, with best-in-class quality.We are the AI researchers and engineers behind such breakthrough AI technologies as diffusion...