Compare data annotation and AI training platforms. Check application requirements, advertised pay, location restrictions and company sources before applying. A directory entry or imported job is not confirmation of a current vacancy.
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Paid AI training and evaluation for professionals in coding, law, finance, medicine, research, languages and quality assurance. Most countries are supported, but every role has its own location and qualification rules. A role with no location stated defaults to the US, Canada, UK or EU.
Recent public listings showed roughly $12.68–$150/hr. Choose a live role, add your resume, complete its reusable AI interview or assessment, and confirm work authorization.
Paid expert research, interviews, surveys and AI evaluation. Professional background and country requirements vary by opportunity.
Project-specific; review the rate and approval terms before applying. Create a profile, connect LinkedIn or upload a resume, then apply to matching opportunities. An optional onboarding voice interview helps with matching.
AI model training, expert calls and advisory projects for experienced professionals. International applicants aged 18+; identity, sanctions and supported-payment-jurisdiction checks apply.
Project-specific; tracked listings have ranged from about $35–$225/hr. Create an expert profile and complete a conversational voice interview so Ethos can match your precise experience to projects.
Remote AI training and evaluation for subject matter experts, including coding, science, medicine, law, finance and languages. Country and qualification rules vary by role; Deel identity verification and Discord onboarding are required.
Role- and country-specific; approved earnings paid weekly through Deel. Create a profile, apply to a matching role, complete its AI interview and screening, then await a project invitation.
Code-focused AI training, flexible technical projects and full-time remote software roles. International applicants; matching depends on technical skills, English, experience and each opportunity’s country rules.
Project-specific USD payments; full-time international roles advertise USD salaries. Create a free reusable profile, connect LinkedIn, complete a short async chat or skill test, and review matched opportunities.
AI evaluation, scientific coding, research, language, medical and creative projects. Location, experience and language requirements differ for every role.
Some linked roles advertise $15–$100/hr or about $30 per approved task; others do not list pay. Browse the curated role list, compare country, commitment and pay, then apply through the role-specific referral link.
Mercor · translation, image, text, audio, legal, finance, maths, agriculture, stem, healthcare, software eng. (code / dev tasks), video
Mercor is a remote talent platform that recruits professionals to help leading AI labs and enterprises train and evaluate frontier models. Its project marketplace covers software engineering, law, finance, medicine, res…
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Micro1 · San Francisco, CA, United States · image, audio, translation, legal, finance, maths, text, video, software eng. (code / dev tasks), healthcare, stem
micro1 recruits subject-matter experts in engineering, medicine, finance, law, language and other fields for remote AI-training projects. Applicants can apply to a listed opportunity or certify skills for future matchin…
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Terac · Remote; eligibility varies by opportunity · text, finance, healthcare, legal, software eng. (code / dev tasks), stem
Terac connects domain experts with paid remote research and AI evaluation projects. Work includes interviews, surveys, product feedback and reviewing AI outputs in fields such as finance, healthcare, law and software en…
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Ethos · Worldwide · text, legal, healthcare, finance, software eng. (code / dev tasks), stem
Ethos (AskEthos) is an AI expert network that matches experienced professionals, including lawyers, clinicians, finance analysts, engineers and researchers, with paid AI model training and evaluation work, expert calls…
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SME Careers · Remote; country eligibility varies by role · text, software eng. (code / dev tasks), maths, stem, medical
SME Careers is SuperAnnotate's contributor platform connecting subject matter experts with remote, project-based AI training and evaluation work. Its opportunities span software, mathematics, science, medicine, law, fin…
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Revelo · software eng. (code / dev tasks)
Revelo is a remote technology talent platform offering two distinct paths: full-time software roles with international companies and flexible AI-training projects for people who can review code and technical model outpu…
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Turing · translation, image, text, software eng. (code / dev tasks), legal, healthcare, finance, agriculture, maths, stem
Turing is a global remote-work and AI infrastructure platform that recruits software engineers, researchers and domain experts for application engineering and frontier-model training. Current referral opportunities incl…
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AIData.Broker · United States · image, text, audio, video
AIData.Broker is the seller's agent for AI training data. AI labs pay for the records a company makes as it works (support tickets, email, chat, source code, documents) and for video, audio, images and text. There is no…
AITraining.jobs · Newark, Delaware, United States · text, audio, translation, healthcare, legal, finance, stem
AITraining.jobs is the job board for AI training work: getting paid to train, evaluate, annotate, red-team, transcribe and provide expert data for AI models. It tracks 65 platforms and pulls the open roles daily from th…
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DeepLabel · London, United Kingdom · image, text, healthcare
DeepLabel is a clinician-led medical data annotation and clinical AI evaluation company, and the sister company of BiteLabs. Specialist clinicians from a network of 30,000+ UK (NHS) and US clinicians are matched to each…
NextWealth · Bengaluru, India — global delivery · image, video, text, audio, translation, healthcare, finance
NextWealth is an AI data operations and Human-in-the-Loop (HITL) company founded in Bengaluru, India, in 2009. With 5,000+ domain-trained specialists operating across Tier-2 delivery centers, NextWealth delivers enterpr…
Nexus Expert Research · Silver Spring, Montgomery County, Maryland, United States
Nexus Expert Research is a market research firm based in Silver Spring, Maryland, founded in 2022. The company connects market research firms, private equity groups, strategy consulting companies, and startups with subj…
AISpotters · image, text, healthcare
Artificial Intelligence, Machine Learning, Data Labeling, Data Collections, Image Annotation, Audio Annotation, Video Annotation
Alignerr · translation, text
Data labeling, model evaluation, aligning AI models
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Anthromind · image, text
High-quality dataset development for AI model performance, complex data requirements
Appen · translation, image, text, legal, healthcare, finance, agriculture, maths, stem
Data annotation services for AI and ML models, data collection, evaluation, image, audio, and video annotation
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Clarifai · image, text
Automated and AI-assisted data labeling, fully managed data annotation services, high-quality training datasets, various labeling methods, image annotation
Clickworker · translation, image, text
Data annotation services (image, text, medical data), AI training data, LLM dataset services
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CloudFactory · image, text, healthcare, finance, agriculture, stem
Data annotation services (2D/3D, computer vision, NLP), data curation
Keymakr · image, text
Image and Video Annotation, Data collection and classification for training convolutional neural networks and deep learning AI, computer vision, autonomous vehicles
LXT · translation, image, text, legal, healthcare, finance
Data annotation services (audio, image, speech, text, video), custom model fine-tuning, data collection
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iMerit · image, text, healthcare, agriculture, stem
Data annotation and model fine-tuning (image, video, LiDAR, text data), computer vision, geospatial technology
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py labelme · image, text
Broad/Unclear specialization
AfterQuery · text, software eng. (code / dev tasks)
AfterQuery is an applied research lab creating expert reasoning data, evaluations and reinforcement learning environments for frontier AI models. Its expert network contributes professional and technical tasks, referenc…
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Artificial Analysis · text, image, audio, video
Artificial Analysis independently benchmarks AI models and inference providers across capabilities, speed and cost. It publishes leaderboards, evaluation methodologies and analysis, and offers data access and custom ben…
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Datology · text
Datology, also known as DatologyAI, develops automated data curation for teams training and adapting AI models. Its pipeline cleans, calibrates, creates and composes training data, including enterprise domain data. The…
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Fleet · text, software eng. (code / dev tasks), legal
Fleet creates simulated environments and real-world challenges for training and evaluating AI agents. Its expert projects turn professional workflows into tasks, reference solutions and grading criteria. Opportunities s…
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Handshake · text, software eng. (code / dev tasks), stem
Handshake operates a career network and an AI expert fellowship connecting qualified contributors with paid AI training and evaluation projects. Opportunities span academic, technical and professional expertise. Its com…
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Idler · text, software eng. (code / dev tasks)
Idler is a frontier data research lab building reinforcement learning environments and evaluations from real production work. Its work spans coding, economically valuable workflows and custom evaluations for AI model bu…
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Pareto · text
Pareto AI works with domain experts to create training and evaluation data for AI models. Its expert network contributes professional judgment and specialist knowledge across project-specific workflows. Applicants can s…
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Preference Model · text, software eng. (code / dev tasks)
Preference Model develops reinforcement learning environments and reward signals for training capable, better-aligned AI systems. The company focuses on evaluation integrity, graders that resist reward hacking, and simu…
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Prime Intellect · text, software eng. (code / dev tasks)
Prime Intellect provides an integrated stack for AI compute, model training, inference and evaluation. Its open-source tools and Environments Hub support reinforcement learning environments and verifiers. The company ha…
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Protege · text, image, audio, video, healthcare
Protege connects AI model builders with licensed real-world data and expertise for pre-training, post-training and evaluation. Its domains include healthcare, video, audio, speech and spatial data. Data-holder licensing…
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Proximal · text, software eng. (code / dev tasks)
Proximal is a research and engineering lab focused on post-training data and reinforcement learning environments for AI coding agents. Its work includes long-horizon software engineering benchmarks, evaluation infrastru…
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Refresh · text, software eng. (code / dev tasks)
Refresh builds simulated software environments for training and evaluating AI agents. Its environments cover computer use, coding and 3D animation workflows, with verifiable rewards that measure task completion. It work…
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How to choose data annotation work
Data annotation means adding labels or judgments to data used to build AI. A task might ask you to mark objects in an image, transcribe speech, classify a sentence or compare two chatbot answers. Specialist AI training can involve checking a legal explanation, testing generated code or writing a scientific problem with a worked solution.
General tasks and language work
Start with the task and assessment requirements. Generalist work can emphasize careful reading, reasoning, writing or following labeling instructions. Language projects may require fluency in a specific language; generalist does not mean automatic acceptance.
Use your existing expertise to choose a role. Coding, finance, medicine, law and research projects can require credentials, work samples or a subject assessment. Prior AI employment is not always required, but the underlying expertise still matters.
Compare the featured platforms above. Mercor and micro1 describe assessment-based matching; passing a screening step does not guarantee a project. Revelo also covers remote software careers, so check whether an opportunity is AI training or a software role.
DataAnnotation.tech versus data annotation jobs
DataAnnotation.tech is one platform. “Data annotation jobs” describes a wider category of work offered by many companies. This website is an independent comparison directory, not the DataAnnotation.tech employer or applicant support team. For an existing application, use that platform’s own account and support channels.
Compare the full offer, not just an hourly rate
Country and identity: read the specific role’s location rules and verification requirements. Remote does not mean open worldwide. See our country eligibility guide before applying.
Assessments and schedule: check the required screening, weekly commitment and time-zone overlap. Budget for application time and gaps between assignments.
Payment terms: confirm the currency, hourly versus per-task basis, approval rules, payout schedule and payment methods available where you live. Mercor advertises weekly payments; Clickworker describes payment for approved work and country-dependent payment options. The specific project terms still control.
Current availability: open the platform’s live listing before submitting. An application route or an older imported job does not establish an active vacancy or guaranteed earnings.
Never pay an unofficial recruiter for access to an assessment. Verify the application domain through the company’s own website before sharing identity documents.
How these options are selected
The featured comparison includes platforms with documented contributor or application routes and compares work type, screening, eligibility and advertised terms. Featured placement reflects commercial partnerships and editorial selection; it is not a ranking of applicant pay. The full directory above also includes service providers and software vendors. Those profiles are included for research and are not verified offers of paid tasks.