AI-training & data-annotation providers

Data annotation, curation, model evaluation

Agent evaluation, model training, writing, ML and professional-domain work

Data annotation agent training and employment pathway

Rater, analyst, evaluator, annotator and data-collection roles

AI trainers, data annotators and domain experts

AI training, evaluation, coding, writing and specialist review

Managed AI-data annotation workforce, hired through a corporate careers route.

Search relevance evaluation, autonomous driving data, various AI training tasks

Data annotation and AI-data operations

AI training, evaluation, technical and professional expert projects

Data collection, RLHF, supervised fine-tuning, model safety evaluation

AI training, surveys, voice/image collection, categorisation and search relevance

Annotation, validation, curation for computer vision and NLP

Managed AI-data annotation workforce, hired through a corporate careers route.

Academic and commercial studies; some AI evaluation/data collection

Search rating, annotation, language, speech, data collection and LLM tasks

Project-based data annotation

Data entry, extraction, transcription, moderation, analysis and annotation

Generalist and expert AI training; coding, STEM, law, medicine, writing

Data sourcing, annotation, user studies and AI evaluation

Data collection, annotation, linguistic and study-based projects

Translation, verification, editing, QA and potentially AI-data projects

Linguistics, transcription, annotation, data labelling, testing and search evaluation

Model training, evaluation and specialist human–AI interaction

Managed linguist and AI-data workforce, recruited on a campaign-led or direct-sourcing basis.

Primarily enterprise annotation software; no open crowd/tasker route found.

Paid consulting calls, advisory calls and market-research surveys matched to professional background

Coding task creation, rubrics, evaluation and agent environments

AI training tasks for language model development, project-based work

Generalist and specialist AI evaluation and training projects

Image/text classification and small labelling tasks

Language, safety, generalist and specialist AI training

Research, STEM, medicine, finance, legal and ML model evaluation

Data annotation and AI-training work for conflict-affected and displaced communities, accessed through a partner network and training programmes.

Domain-expert GenAI tuning, evaluation and text analysis

Human-data annotation and AI-training delivery through corporate/project vacancies rather than an evergreen contributor portal.

Data annotation and AI-training work delivered through local programmes and partner organisations, primarily in India and selected expansion markets.

Annotation software plus managed services; contributor sourcing is not publicly exposed.

AI data, language, testing and evaluation projects

Speech data, audio, and NLP data collection and annotation

Research, surveys, labelling and data-processing tasks

Law, medicine, finance, engineering, operations and AI evaluation

Law, STEM, finance, coding, linguistics, safety and AI training

Professional, creative, scientific and technical AI training/evaluation

AI training, reasoning, coding, multilingual evaluation

Text, audio, image and video collection, annotation and validation

Translation, speech, annotation, collection, quality and multilingual AI work

Data labelling, RLHF, fine-tuning and AI-training projects

AI response evaluation, writing, coding, maths and specialist reasoning

High-skill AI training and evaluation allocated by demonstrated performance

Research studies, behavioural data and AI evaluation/training tasks

Data labelling, multimodal annotation and AI evaluation

Data labelling, RLHF, prompt evaluation, QA and content-safety work

Data labeling, RLHF, text/image/audio/video annotation

Voice recording, conversations, transcription and language data

Data validation and quality assurance

Enterprise managed data-labeling services; worker-facing hiring for Scale AI happens through its separate consumer brands, not this corporate careers page.

Specialist AI training and evaluation

Data annotation and AI-data roles

Software engineering datasets, coding challenges, reviews and annotations

Audio data collection and labeling for AI training

Subject-matter-expert AI training and evaluation

Data annotation and AI training projects

AI data annotation, image/video annotation, expert evaluation

Domain-expert AI training, evaluation, annotation

Data collection and annotation tasks

Design/taste evaluation gig work (judging and critiquing website, web-app, and game designs) for AI training

Search and ads rating, maps, safety, annotation and data collection

Online rating, data collection, annotation, search and ads evaluation

Coding, data science, model evaluation, voice and domain review

Text, image, audio, video, LiDAR labeling for AI training

Primarily enterprise annotation software; no open crowd/tasker route found.

Technical, finance, consulting, clinical, QA and planning-AI evaluation

Multilingual evaluation, AI safety, search relevance and annotation