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Data & AI
› AI Language Training
AI Language Training
1,497 open positions
Malayalam Linguistic Evaluator & Functional Tester
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Welocalize
Barcelona, Catalonia, Spain
7d
Evaluate pre-release AI model output in Malayalam for accuracy and naturalness, and test product functionality on smartphones and smart glass devices.
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Business Analyst | $15/hr Remote
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Crossing Hurdles
Remote
7d
Evaluate and compare chatbot responses against defined business and quality criteria to support AI performance improvement.
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Thai Speech & Audio AI Specialist
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TELUS Digital AI Community
Remote
7d
Evaluate and validate speech AI systems (TTS, ASR) for naturalness, accuracy, and dataset quality to improve voice-based AI experiences.
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Health Policy & Management
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Alignerr
Remote
7d
Train AI models to provide accurate, evidence-based health information and policy analysis by challenging Large Language Models on population health, biostatistics, and global health equity.
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Business Process Analyst | $15/hr Remote
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Crossing Hurdles
Remote
7d
Evaluate and compare chatbot responses against defined business and quality criteria to support AI performance improvement.
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Legal Compliance Expert - Evaluator
Mercor
Remote
7d
Evaluate AI assistant interactions by writing realistic user requests, steering the AI, and rating the experience and deliverables.
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Image Localization Editor, Rosetta Stone - Chinese/Japanese/Korean/Hindi (Freelance)
Ixllearning
Remote
7d
Create and review culturally accurate images for Japanese, Chinese, Korean, or Hindi language learning modules using generative AI and Adobe tools.
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Energetic Materials Expert - AI Trainer
Mercor
Remote
$203k–$243k
7d
Create challenging single-turn prompts about explosives and energetic materials, label them as benign, dual-use, or adversarial, assess model responses against policy standards, and prepare reference answers with technical reasoning.
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Research Engineering Intern, AI Evaluations
Karya
Bangalore Office
8d
Build and run AI model evaluations to measure performance in underrepresented languages and contexts, preparing datasets, running inference, and analyzing results.
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Web Developer
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Afterquery Experts
Remote
8d
Evaluate and review code and model outputs for correctness and quality across AI training and evaluation projects.
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Korean Voice AI Evaluator – Native Korean Speakers
↗
Alignerr
Remote
8d
Evaluate the performance of an AI healthcare receptionist by role-playing as a patient in natural Korean conversations and grading its listening, response, and action capabilities.
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AI Language Expert - Portuguese
↗
Alignerr
Remote
8d
Evaluate and improve AI systems trained on Portuguese-language content by assessing linguistic accuracy, naturalness, and educational quality of AI-generated speech and text.
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Machine Learning Engineer
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Alignerr
Remote
8d
Train and improve large language models by constructing detailed reasoning logs, documenting sequential decision-making workflows, and generating high-quality training datasets that demonstrate expert-level problem-solving.
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Turing: Business Analyst - US - Educational Raters - Gemini
↗
Fusion Bpo Services
Remote
$62k
8d
Analyze complex content, datasets, and logical puzzles to validate claims, summarize information, and create training scenarios to improve large language model accuracy.
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Machine Learning Engineer
↗
Alignerr
Remote
8d
Produce high-quality reasoning traces, logical workflows, and training data to teach AI models how to approach complex technical challenges and solve problems.
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Conversational AI (Voicebot) Quality Assurance
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AI Rudder
8d
Analyze real user interactions with AI voicebots to evaluate conversational quality, identify issues, and recommend improvements to designers.
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Mathematics Specialist (Masters/PhDs)
↗
Alignerr
Remote
8d
Develop, solve, and review advanced mathematical problems to train and evaluate cutting-edge AI models, ensuring mathematical reasoning accuracy and rigor.
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Thai AI Data Annotator / Quality Analyst
↗
Careerflow
Remote
$15k–$21k
8d
Evaluate personalized AI responses for Google Gemini by designing prompts, assessing grounding/integration/helpfulness, and ranking model outputs.
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Senior Computational Linguist
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Preply
Barcelona, Catalonia, Spain
8d
Build and evaluate AI-powered language-learning solutions by formalizing linguistic phenomena, designing prompts, and creating evaluation datasets.
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Senior AI Content Specialist
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Jobgether
Remote
8d
Create and refine text datasets, evaluate chatbot interactions, and establish content standards for adult-oriented conversational AI systems.
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Machine Learning Engineer
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Alignerr
Remote
8d
Train cutting-edge AI models by demonstrating expert-level problem-solving, constructing reasoning logs, and generating annotated workflows to teach large language models how to reason.
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Public Policy Economist (AI Training)
↗
Alignerr
Remote
8d
Evaluate and improve AI-generated public policy questions, economic analysis, and reasoning to ensure real-world accuracy and analytical rigor.
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Software Engineers, Data Scientists, and experts in finance, medicine, law, science and engineering at Cocient
Cocient
Remote
$104k–$520k
8d
Produce evals and training data for AI labs by writing hard, realistic problems in your field, grading model answers, and identifying where a model's reasoning breaks.
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Audio Engineer - Fully Remote | Upto $78/hr
↗
Mercor
Remote
9d
Evaluate, compare, and label AI-generated music and lyrics for quality, adherence, and characteristics to improve AI model performance.
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Practising Lawyer - Fully Remote
Mercor
Remote
9d
Review AI-generated legal outputs for accuracy and reasoning, applying legal expertise to judge responses and provide feedback to improve AI models.
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Marine Sedimentologist - Offshore Core Logging Specialist
Gramian Consulting Group
Remote
10d
Validate AI-generated scientific content and evaluate technical descriptions of marine sediment cores to improve AI accuracy in marine geology.
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Content Writer and Evaluator - Global
↗
AfterQuery
Remote
10d
Develop evaluation scenarios and create complex research tasks to test autonomous AI systems in domains like sports analytics, financial analysis, patent research, and business intelligence.
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Music Producer - Hindi Specialist
Mercor
Remote
10d
Evaluate AI-generated music for musicality, creativity, and production quality; compare songs on prompt adherence and vocal quality; label songs by genre, structure, and instruments; review AI-generated lyrics and vocals for quality and accuracy.
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AI Conversation Recording Contributor - Assamese
Rws
Remote
11d
Evaluate and improve speech recognition and conversational AI technologies by providing spontaneous speech collected from real-life situations.
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Wildlife and Habitat Conservation Scientist
Alignerr Corp.
Remote
11d
Evaluate and improve AI systems trained on biodiversity protection and ecosystem management by reviewing AI-generated scenarios for scientific accuracy and ecological validity.
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Wildlife and Habitat Conservation Scientist
Alignerr Corp.
Remote
11d
Evaluate and improve AI systems trained on biodiversity protection and ecosystem management by reviewing AI-generated scenarios for scientific accuracy and ecological validity.
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Wildlife and Habitat Conservation Scientist
Alignerr Corp.
Remote
11d
Evaluate and improve AI systems trained on biodiversity protection and ecosystem management by reviewing AI-generated scenarios for scientific accuracy and ecological validity.
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UX Designer (Remote)
Outlier-AI
Remote
11d
Evaluate AI-generated audio, video, and image outputs for naturalness, quality, and prompt adherence; label actions in videos; provide evidence-based written reviews.
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AI Trainers Network - Chinese (Simplified)
Welo-Global
Remote
11d
Global community of AI trainers creating high-quality language data, annotations, and instructions to train advanced AI systems.
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Ads Quality Rater - Thai (Thailand)
Welo-Global
Remote
$12k
11d
Review and grade internet advertisements in English and Thai to help shape ad delivery to end users and train AI programs.
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Ads Quality Rater - Malay (Malaysia)
Welo-Global
Remote
$15k
11d
Review and grade internet advertisements in English and Malay to train AI programs on ad relevance based on user keywords.
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Ads Quality Rater - Korean
Welo-Global
Remote
11d
Review and evaluate internet advertisements (English/Korean) to be delivered to end users to improve AI programs.
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Hydrus - Voice Contributor - English (British)
Welo Global
Remote
11d
Native-level speaker recording scripted and spontaneous audio data for AI voice synthesis and conversational AI products.
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AI Trainers Network - Cebuano
Welo-Global
Remote
11d
Join a global network of linguists to contribute to AI training projects including annotation, evaluation, and prompt creation.
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AI Trainers Network - Catalan
Welo-Global
Remote
11d
Join a global network of linguists to contribute to AI training projects including annotation, evaluation, and prompt creation.
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AI Trainers Network - Cantonese
Welo-Global
Remote
11d
An AI data contributor who labels, evaluates, and creates instructions for AI systems using Cantonese.
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Software Developer, Part-Time AI Coding Task Authoring - Remote (Brazil)
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Opentrain AI
Remote
11d
Create realistic coding tasks, verifiers, and checks to train and test AI coding systems.
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Voice and Accent Coach
Cnx
ARE Dubai - Property# BCB2 515, Dubai CommerCity, AE
11d
Train call center agents in Abu Dhabi and Ajman to achieve C1 level spoken English and accent neutralization to ensure clear, confident customer communication.
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Licensed Physician (MD/DO) - Freelance AI Trainer
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Mindrift
Remote
$73k
11d
Evaluate clinical EHR vignettes and score clinical reasoning quality for medical AI systems.
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Licensed Physician (MD/DO) - Freelance AI Trainer
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Mindrift
Remote
$73k
11d
Evaluate clinical EHR vignettes paired with questions and proposed answers to score clinical reasoning quality, vignette accuracy, and answer correctness for a medical AI evaluation project.
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AI Trainer - Remote
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YO AI Labs
Remote
11d
Review, evaluate, and annotate data to improve AI-generated content and responses.
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Legal Expert - Case Law Specialist
Mercor
Remote
12d
Evaluate AI-generated responses to legal prompts, analyze model reasoning for legal accuracy, and provide detailed feedback to improve AI model behavior.
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Music Producer - Hindi Specialist
Mercor
Remote
12d
Evaluate AI-generated music for musicality, creativity, and production quality; compare songs on prompt adherence and vocal quality; label songs by genre, structure, and instruments; review AI-generated lyrics and vocals for quality and accuracy.
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Japanese-to-Traditional Chinese (Taiwan) Subtitling Translator (Freelance)
Pixelogic Media Partners, LLC
Remote
12d
Translate Japanese audiovisual content into accurate, natural Traditional Chinese (Taiwan) subtitles using proprietary cloud-based software.
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AI Trainers Network - Basque
Welo-Global
Remote
12d
Join a global network of linguists to contribute to AI training projects including annotation, evaluation, and prompt creation.
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