data annotator jobs in Phoenix

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


  • Phoenix, Arizona, United States McCarthy Building Full-time

    POSITION SUMMARYThe MEP Preconstruction Manager – Mission Critical is a part of McCarthy's National Mission Critical Business Unit and has the primary responsibility of estimating, design/decision assisting, and trade partner procurement for data center projects for MEP trade packages. This position is located in a geographic area where McCarthy has an...


  • Phoenix, Arizona, United States McCarthy Building Full-time

    POSITION SUMMARYThe MEP Preconstruction Manager – Mission Critical is a part of McCarthy's National Mission Critical Business Unit and has the primary responsibility of estimating, design/decision assisting, and trade partner procurement for data center projects for MEP trade packages. This position is located in a geographic area where McCarthy has an...


  • Phoenix, Arizona, United States Mayo Clinic Full-time

    ResponsibilitiesThis position may be located in Rochester, MN, Jacksonville, FL or Phoenix/Scottsdale, AZ Responsibilities This position may be located in Rochester, MN, Jacksonville, FL or Phoenix/Scottsdale, AZ Position Description The Mayo Clinic and Mayo Clinic Comprehensive Cancer Center invite applications for open-rank faculty positions in...


  • Phoenix, Arizona, United States University of Arizona Full-time

    Data Scientist, Department of Internal Medicine (Phoenix) Data Scientist, Department of Internal Medicine (Phoenix) Position Highlights The University of Arizona College of Medicine - Phoenix, seeks a highly motivated Research Data Scientist to support cutting-edge biomedical research focused on genomics, single-cell biology, and spatial transcriptomics in...

  • Senior QA Engineer

    2 weeks ago


    Phoenix, Arizona, United States E-Solutions Full-time

    Senior QA EngineerLocation – Phoenix, OnsiteStrong proficiency in Java with solid OOP concepts6+ years of experience in UI Automation using Selenium WebDriverExpertise in TestNG (annotations, data providers, parallel execution, suite configuration)Hands-on experience in API automation using Karate frameworkStrong understanding of REST APIs, JSON/XML...

  • Senior UI Designer

    2 weeks ago


    Phoenix, Arizona, United States LivaNova Full-time

    As a global medtech company, we are driven by our Vision of changing the trajectory of lives for a new day and our Mission to create ingenious solutions that ignite patient turnarounds. Our relentless commitment to patients and strong legacy of innovation in healthcare are the foundation of our future. If you're looking for a new chance, a new beginning, a...


  • Phoenix, Arizona, United States HonorHealth Full-time

    Primary City/State:John C Lincoln - 250 E Dunlap Ave Phoenix, AZ 85020Category:ImagingShift:DayDepartment:RAD Interventional $20k Sign-on Bonus Available4x9-hour shifts; 7:30am-5pmCall required - must live within 30 minute radiusE. Dunlap @ N. Central Ave Great care starts with great people. (Like you.)At HonorHealth, you’ll find something special. From...

  • Chemistry Expert

    3 weeks ago


    Phoenix, AZ, AZ, United States YO AI Labs Remote Full-time

    **Job Description** **Role Title:** Chemistry Expert **Role Type:** Contract **Location:** Remote **Scope of Work:** - Produce authoritative, accurate, and well-explained responses to advanced chemistry queries aimed at AI model improvement, emphasizing clarity and depth rather than rubric-based scoring. - Review and evaluate chemistry...


  • Phoenix, AZ, AZ, United States Rex.zone Remote Full-time

    **Senior Data Annotator (Remote, Full-Time) — Phoenix (US)** Senior data annotator jobs in Phoenix focus on producing and auditing high-quality labeled datasets for AI/ML training workflows, including **RLHF** , **LLM evaluation** , **prompt evaluation** , and **QA evaluation** . You will collaborate with engineers and AI teams to resolve ambiguity,...


  • Phoenix, AZ, AZ, United States Rex.zone Remote Full-time

    **About The Role** Remote data annotator jobs in Phoenix at Rex.zone focus on producing high-quality training data for AI systems across NLP, computer vision, and LLM training pipelines. You will perform data labeling, RLHF-based preference ranking, prompt evaluation, and QA evaluation to improve model performance and training data quality. **What You...


  • Phoenix, AZ, AZ, United States Rex.zone Remote Full-time

    **Remote AI Data Annotation Jobs in Phoenix (Remote)** Rex.zone is hiring Phoenix-based candidates for full-time remote roles focused on producing labeled training data and evaluation signals used in modern LLM training pipelines. You will label and review datasets across NLP, content safety, and (as needed) computer vision, while supporting model...


  • Phoenix, Arizona, United States The University of Arizona Full-time $75,540 - $98,201 Contract

    Data Scientist, Department of Internal Medicine (Phoenix) Posting Number req26975 Department COM Phx Internal Medicine Department Website Link College of Medicine-Phoenix Location Greater Phoenix Area Address 475 N. 5th Street, Phoenix, AZ 85004 USA Position Highlights The University of Arizona College of Medicine – Phoenix, seeks a...


  • Phoenix, Arizona, United States Rex.zone Remote Full-time $30 - $50 Permanent

    Remote Data Labeling Specialist (Phoenix) Remote data labeling jobs in Phoenix are mid-senior, full-time roles focused on creating and validating training data for AI systems. You will label text, images, video, and audio; follow annotation guidelines compliance; run QA evaluation; and support RLHF and prompt evaluation to improve large language model...

  • BIM Technician

    3 weeks ago


    Phoenix, Arizona, United States MMR Group Full-time

    Organization Description: MMR has served as the industry leader in instrumentation and electrical construction, maintenance, and technical services for over 30 years. Our diverse list of clients allows us the unique ability to work across industry lines in the oil and gas upstream and midstream as well as chemical and petrochemical downstream, industrial...


  • Phoenix, AZ, AZ, United States Lorven Technologies Inc. Full-time

    **Position Title: Forward Deployed Engineer – Java Developer + AI** **Location: Phoenix, AZ | Hybrid** **Job Description:** - Bachelor's degree or Master’s Degree in Computer science, or a related field, with minimum 10+ years of experience. - Java/Spring Boot, GitHub + Copilot, Maven, PostgreSQL, Docker, Jira/Confluence, GCP fundamentals. - Harness,...


  • Phoenix, AZ, AZ, United States Rex.zone Remote Full-time

    **Remote Data Labeling Specialist (Phoenix)** Remote data labeling jobs in Phoenix are mid-senior, full-time roles focused on creating and validating training data for AI systems. You will label text, images, video, and audio; follow annotation guidelines compliance; run QA evaluation; and support RLHF and prompt evaluation to improve large language model...


  • Phoenix, Arizona, United States HonorHealth Full-time $2,943

    Primary City/State:Deer Valley - 50 E Dunlap Ave Phoenix, AZ 85020Category:ImagingShift:Day HonorHealth offers an Internal Travel Program, and you will enjoy the following:13 week assignments; with potential up to 3 extensionsEarn up to $2943.00 weeklyMedical/Dental/Vision/PTO eligibleShift/Weekend differentialsSelf-SchedulingUpon converting to Core Staff;...


  • Phoenix, AZ, United States Intel Full-time

    Job Details Job Description: Assembly and Test Technology Development (ATTD) Microelectronic Packaging Engineers provide project management, package design/development and sustaining support for integrated circuit or semiconductor assemblies, various other electronic components and/or completed units. Key Responsibilities Prioritize and organize daily...

  • Copywriter - Remote

    4 weeks ago


    Phoenix, Arizona, United States YO IT Consulting Full-time

    Job Type: Contract, Part-time Location: Remote Role Description In this hourly, remote contractor role, you will work as a Copywriting & Content Subject Matter Expert (SME) to review AI-generated marketing/content-writing outputs and/or create expert copy and content, evaluating reasoning quality, intent alignment, and step-by-step writing decisions while...


  • Phoenix, AZ, United States Caris Molecular Pathology Full-time

    At Caris, we understand that cancer is an ugly word—a word no one wants to hear, but one that connects us all. That’s why we’re not just transforming cancer care—we’re changing lives.We introduced precision medicine to the world and built an industry around the idea that every patient deserves answers as unique as their DNA. Backed by cutting-edge...