AI trainingmicro1 connects domain experts with remote AI training and evaluation projects after skill certification.
CodingFinanceAI Training
Advertises international hiring with explicit country exclusions. Country and role requirements still apply; global reach does not guarantee eligibility for a specific opportunity.
Explore micro1 AI trainingMindrift contributors write prompts, evaluate AI answers and improve responses in technical, professional and language domains.
CodingSTEMAI Training
Location restrictions apply to accounts, services and payouts. The current policy excludes specified countries and territories, including Kenya and Switzerland, and parts of Ukraine and Georgia. Other countries are not automatically confirmed eligible; check the complete official restrictions and each project.
Explore Mindrift AI trainingOutlier offers freelance AI training tasks in coding, STEM and languages, with profile, identity and skill verification.
CodingSTEMAI Training
The provider advertises contributors in multiple countries. A complete current eligibility list is not verified here; apply only to opportunities supporting your actual residence and work authorization.
Explore Outlier Data collectionSilencio’s contributor network collects consent-based voice and audio data for AI, including underrepresented languages.
Voice/AudioLanguagesAudio recording
The network advertises contributors across many countries and languages. This does not establish task-by-task eligibility; confirm the current contributor portal requirements for your location.
Explore Silencio AI trainingSME Careers connects medicine, law, engineering and language experts with paid AI training and evaluation projects.
STEMLanguagesAI Training
Country eligibility and payment onboarding must be confirmed for the specific project. No complete country eligibility list is verified in the reviewed public guides.
Explore SME Careers AI trainingSovrano matches assessed experts with remote AI evaluation projects across finance, STEM, law and business.
FinanceSTEMRLHF response comparison
The site focuses on European AI projects and remote evaluation, but no complete applicant-country list is verified. Confirm residence, language and project requirements with the provider.
Explore Sovrano Language & localization3Play Media’s contractor marketplace connects linguists with captioning, subtitling, dubbing and audio-description projects.
LanguagesVoice/AudioCaptioning
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore 3Play Media AI trainingAlignerr is Labelbox’s contributor network for expert AI training. Current listings span technical evaluation, language work and audio tasks, with qualifications defined by each role.
CodingSTEMAI Training
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Alignerr AnnotationAmazon Mechanical Turk is a marketplace for small human-intelligence tasks posted by requesters.
ResearchData Annotation
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Amazon Mechanical Turk Data collectionBabel Audio recruits individuals for speech-data projects, including recorded conversations, voice prompts and audio annotation.
Voice/AudioData CollectionAudio Recording
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Babel Audio Language & localizationBLEND recruits freelance language professionals for translation and localization. Its contributor route is the freelancer recruitment site, with active demand determined by language pair.
LanguagesWritingTranslation
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore BLEND AnnotationCNTXT AI Connect lists contributor roles for language evaluation and data collection, including robotics recording projects. Use its current role list to distinguish expert language work from collection assignments.
LanguagesAI EvaluationData Annotation
Nigeria is explicitly listed for a robotics data collection role. Other countries and roles have different requirements; this is not a complete eligibility list.
Explore CNTXT AI Connect AI trainingCrowdGen is Appen’s contributor platform, not a second provider alongside Appen. It matches people to projects that collect data, annotate examples and evaluate AI outputs.
LanguagesAI EvaluationAI Training
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore CrowdGen by Appen TranscriptionDaily Transcription lists independent-contractor roles across general and specialist transcription, editing AI-generated transcripts, captioning and translation.
Voice/AudioLanguagesTranscription
Transcription: US, Canada or native-English-speaking countries. Bilingual captioning and translation may accept candidates elsewhere; check the role.
Explore Daily Transcription AI trainingDataAnnotation offers contract tasks that assess and improve AI responses. Current roles include coding, professional-domain review and language work, alongside generalist evaluation.
CodingSTEMAI Training
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore DataAnnotation TranscriptionGoTranscript recruits language-specific freelance transcribers and also offers data-labeling assignments. Audio-minute compensation measures recording length rather than the time you spend typing.
LanguagesVoice/AudioTranscription
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore GoTranscript TranscriptionHappy Scribe recruits freelance transcribers to proofread and refine transcripts in their chosen language.
Voice/AudioLanguagesTranscription
The official page names US, UK, Spain, France, Germany, Canada, Kenya and Philippines contributors, plus other countries. This is not a complete eligibility list.
Explore Happy Scribe Language & localizationLanguageWire works with freelance language experts on multilingual content and localization.
LanguagesWritingTranslation
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore LanguageWire Language & localizationLionbridge’s freelance community supplies language and localization services. Its partner portal accepts translators, transcreators, copywriters, localization engineers and medical subject specialists.
LanguagesWritingTranslation
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Lionbridge Expert networkMeridial, powered by Invisible, connects domain specialists to frontier-model assignments. Experts write demonstrations, evaluate reasoning and design tests or rubrics for their professional field.
CodingSTEMAI Training
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Meridial AI trainingNeevo is Defined.ai’s individual contributor community for human data used in AI systems.
AI TrainingData Annotation
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Neevo AI trainingOneForma lists multilingual collection, annotation, transcription and evaluation projects. Its matching depends on a contributor’s country, languages and completed qualifications.
LanguagesVoice/AudioData Collection
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore OneForma Expert networkPareto AI recruits specialists whose professional judgment helps improve models. Its expert network covers medicine, law, finance, software, science and language rather than promising the same tasks to everyone.
CodingSTEMAI Training
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Pareto AI TranscriptionRev recruits freelancers to transcribe speech, synchronize captions and translate subtitles.
Voice/AudioLanguagesTranscription
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Rev AI trainingRWS TrainAI recruits individuals for rating, collection and annotation tasks. Search and ad evaluation sit alongside recording and labeling projects, with training opening access to suitable assignments.
LanguagesVoice/AudioAI Evaluation
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore RWS TrainAI AnnotationSigma AI recruits language and annotation professionals through its official careers board. Some openings are remote linguistic projects and others require attendance at a listed location.
LanguagesData Annotation
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Sigma AI Expert networkSnorkel’s Expert Community recruits specialists to create difficult questions, review peer-authored data and evaluate model responses. It is a paid expert program rather than a Label Studio-style software signup.
CodingSTEMAI Training
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Snorkel AI AI trainingTELUS Digital’s AI Community recruits individuals for search, media and safety evaluation, alongside language-specific annotation work. Its community roles differ from the company’s ordinary engineering careers.
LanguagesAI EvaluationSearch Evaluation
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore TELUS Digital AI Community Language & localizationTranslated accepts freelance translator profiles separately from its in-house careers.
LanguagesWritingTranslation
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Translated AI work marketplaceUber AI Solutions offers online tasks for evaluation, translation, product testing and collection. The contributor account is distinct from driving or ordering rides.
LanguagesAI Evaluation
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Uber AI Solutions AI trainingWelo Data is Welocalize’s AI contributor community. It recruits linguists, evaluators and domain specialists for multilingual model improvement, safety testing and annotation.
LanguagesVoice/AudioAI Training
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Welocalize / Welo Data