Explore companies and platforms offering AI training, model evaluation, data annotation, data collection, language, domain expert and other remote opportunities.
AfterQuery Experts connects skilled professionals with flexible remote projects helping train advanced AI systems. Opportunities span software engineering, finance, law, medicine, data analysis, humanities, languages and other specialist domains.
AskEthos connects contributors with flexible AI-related projects involving model evaluation, data annotation and other tasks that use human feedback to support the development and improvement of AI systems.
Mercor connects skilled professionals and domain experts with remote projects supporting leading AI labs and companies. Opportunities span AI training, model evaluation, data annotation, research, software, business and specialized expert work.
Micro1 connects professionals with remote AI projects across model training, evaluation, data collection, annotation and specialized expert work. Opportunities range from general AI training tasks to language, domain and multimodal projects.
SME Careers by SuperAnnotate connects subject-matter experts with flexible remote projects helping train and evaluate advanced AI systems. Opportunities span fields such as mathematics, science, software, medicine, law, finance, linguistics and education, with experts contributing through AI evaluation, content creation, fact-checking and other domain-specific training tasks.
Sovrano AI connects professionals and domain experts with paid AI evaluation projects. Contributors use their expertise to evaluate and improve AI models through flexible, remote projects across areas such as STEM, finance, law, languages and business.
Terac connects verified professionals and domain experts with flexible paid research and AI projects. Opportunities include evaluating AI outputs, contributing expert knowledge to AI training, completing specialized tasks, and participating in interviews, surveys and product research.
Vetto AI connects professionals with flexible remote opportunities to help train and improve AI systems. Projects may involve AI evaluation, data annotation, human feedback and other tasks supporting the development of advanced AI models.
Alignerr is an expert network operated by Labelbox that connects professionals with projects designed to train and improve AI systems. It accepts subject-matter experts, researchers, experienced professionals and contributors across areas including coding, STEM, languages, writing, data labeling and AI output evaluation.
Appen is an AI data company that provides human-generated and expert-validated data for training and evaluating AI systems. Its contributor network works on projects involving data collection, annotation, search evaluation, model evaluation, speech and audio, multimodal data, and other AI training tasks.
Atlas Capture offers paid data collection projects where contributors capture real-world activities and environments to help build datasets for AI and robotics systems. Projects may include first-person video and other structured data collection tasks.
BLEND is a localization and AI data services company that operates a contributor recruitment platform for language and data projects. Contributors may participate in voice recording, transcription review, data annotation, content evaluation and other AI-related data collection tasks, depending on available projects and eligibility requirements.
Claru AI offers flexible remote projects where contributors help improve AI systems through data collection, annotation, evaluation and multimodal tasks, including image, video and other real-world data projects.
Clickworker is a crowdsourcing platform offering flexible online tasks, including work used for AI training. Contributors can find projects involving data collection, image and video recording, audio recording, research, text creation, search relevance and other microtasks. Available work varies by contributor profile, qualifications and project requirements.
CNTXT AI connects professionals and subject-matter experts with flexible remote projects that support the training and evaluation of AI systems. Opportunities span AI evaluation, data annotation, coding, STEM, language and audio tasks, with contributors matched to projects based on their skills and expertise.
Concentrix is a global technology and business-services company that also recruits for AI data and model-evaluation roles. Its AI-related positions can involve data annotation, LLM evaluation, RLHF, supervised fine-tuning, content labeling and quality assurance, generally through specific employment or contract openings rather than an open task marketplace.
CrowdGen is Appen’s global contributor platform connecting people with flexible remote projects that support AI development. Contributors can work on tasks such as AI evaluation, data annotation, language and translation evaluation, audio and speech projects, search relevance, data collection and specialized domain-expert work.
DataAnnotation connects qualified contributors with project-based AI training work. It accepts people with strong reasoning skills and subject-matter expertise, including professionals, researchers and specialists in areas such as coding, mathematics, law, medicine, finance and writing. Tasks can include evaluating AI responses, improving model outputs and completing domain-specific training work.
GoTranscript is a global transcription and translation platform that works with freelance transcribers, editors, translators and other language professionals. Contributors can work on audio and video transcription, captioning, proofreading, translation and related data-labeling tasks across more than 140 languages.
Handshake AI is a U.S.-centered platform connecting students, professionals and subject-matter experts with flexible, project-based opportunities helping train and evaluate advanced AI models. Contributors may review AI outputs, create training data and provide expert feedback to improve model performance.
HumanSignal develops Label Studio, an open-source and commercial platform used by organizations to collect, label, review and evaluate AI training data. It supports text, image, audio and other data workflows, but it is primarily an annotation technology platform rather than a marketplace where individuals sign up to receive paid AI tasks.
iMerit provides AI data and model-development services through a workforce that includes data annotators and specialized domain experts. Its iMerit Scholars program offers flexible project-based work involving human feedback, while current listings include generative AI annotation, evaluation, transcription and multilingual data projects across text, image and video.
Lionbridge connects freelance contributors with language, testing and AI-related projects through its global community. Opportunities can involve AI training, data collection, annotation, prompt and response review, linguistic evaluation, transcription, content testing and other human-in-the-loop AI tasks.
Luel is an AI training data marketplace that connects contributors with companies seeking high-quality multimodal datasets. Contributors can earn through flexible data collection tasks involving videos, voice and audio recordings, images, conversations, and egocentric content used to train and evaluate AI systems.
Meridial is an expert contractor network powered by Invisible Technologies that connects professionals with flexible AI training projects. Opportunities span areas such as STEM, software engineering, finance, law, linguistics, writing and AI safety, with contributors helping evaluate model outputs, create prompts, assess reasoning and provide specialized human feedback.
Mindrift is a remote, project-based AI training platform connecting contributors and domain experts with tasks such as evaluating AI responses, writing prompts, improving model outputs and completing specialized projects across a wide range of professional fields.
OneForma is a global contributor platform offering project-based work supporting AI and language technologies. It accepts contributors with different language, professional and technical backgrounds for tasks including data annotation, collection, judging, transcription, translation, search evaluation and specialized AI training projects.
Outlier is a freelance platform operated that connects subject-matter experts with AI training projects. Contributors may work on tasks such as writing prompts, creating grading rubrics, evaluating and ranking AI responses, improving model outputs, and specialized projects across coding, STEM, languages and other fields.
Pareto AI recruits subject-matter experts to contribute specialized knowledge to AI development. Its expert network includes professionals in medicine, law, STEM, finance, software, language and other fields. Projects focus on expert judgment, reasoning, evaluation and creating or assessing material used to improve AI models.
RemoExperts connects professionals and subject-matter experts with remote projects involving AI training, evaluation and specialized knowledge work across a range of professional domains.
Rise Data Labs provides AI data annotation and training opportunities for specialists across professional and technical fields. Its contributor roles include AI evaluation, benchmark task creation, data annotation, model-output review and domain-specific training, with projects covering areas such as finance, healthcare, engineering, languages and professional services.
RooCru is a remote staffing platform that matches professionals with international companies for part-time and full-time roles. It primarily focuses on marketing, administration and sales positions rather than dedicated AI training or data annotation, although individual client roles may vary. It is therefore not primarily an AI work platform.
RWS TrainAI connects contributors with freelance projects designed to improve AI-generated content and machine-learning systems. Work can include data collection, evaluation, annotation, pairwise comparisons, object tagging, search evaluation, transcription and speech AI evaluation. Its current job board lists multiple active AI Data Specialist and related contractor opportunities.
Sigma AI specializes in collecting, preparing and annotating training data for AI systems. Its workforce includes annotators and language specialists who work with speech, text, images and video. Current openings include linguistic and annotation-related positions, including remote language projects and other AI data roles.
Silencio AI is a global voice and audio data platform that connects contributors with paid data collection projects used to train speech and voice AI systems. Contributors can participate in tasks such as reading text aloud, recording conversations and transcribing audio, with projects covering a wide range of languages, dialects and accents across 180+ countries.
Snorkel AI operates an expert community where subject-matter experts contribute to projects that train and evaluate frontier AI systems. It accepts professionals and academics across areas such as coding, STEM, medicine, law and the humanities. Work can include creating expert data, reviewing submissions, evaluating AI outputs and improving model performance.
Surge AI operates an expert network that connects highly skilled professionals with projects supporting advanced AI systems. Its work involves human feedback, model evaluation, specialized data creation and reinforcement-learning environments. Current opportunities include contractor roles for experts in fields such as law, mathematics, engineering and other specialized disciplines.
TELUS Digital AI connects contributors with AI and data projects supporting machine-learning development. It accepts people with skills in areas such as language, data annotation, research and online content evaluation. Projects include data annotation, search evaluation, content review, AI training, data collection and linguistic tasks, depending on location and project requirements.
TesterWork is a crowdsourced software-testing platform where contributors test websites and applications and report bugs and usability issues. It is relevant to AI-work listings because it provides flexible testing opportunities rather than traditional employment, with the platform stating that new test cycles are launched regularly for its tester community.
Toloka is a crowdsourcing platform where individuals complete online tasks and companies obtain data for AI development. Contributors can work on tasks such as image and text classification, transcription, search relevance evaluation, content moderation and other data collection or labeling activities.
Turing connects professionals with remote opportunities in AI training, model evaluation, coding, data annotation and specialized domain expertise, including projects supporting advanced AI systems.
Uber AI Solutions provides a contributor platform for flexible AI data work, including real-world data collection and annotation. Contributors may collect images, audio, maps and text or label visual and other data to support AI systems. Opportunities and onboarding requirements depend on the contributor's market and available projects.
Verita AI is a premium expert network that connects professionals with flexible, remote opportunities supporting the development and evaluation of advanced AI systems. Experts are matched with projects based on their professional background and skills, with work spanning AI evaluation, training data, and specialized domain expertise. The platform is currently focused on experts in the United States, United Kingdom, and Canada.
Welocalize is a global language and AI data company that works with linguists, subject-matter experts and other contributors on projects supporting AI and machine-learning systems. Opportunities can include data annotation, search evaluation, language-related tasks, translation, localization, AI response assessment and multilingual training-data projects.