AI Training Jobs
AI training jobs from Alignerr, DataAnnotation, Ethos, Handshake, Mercor, Meridial and micro1 in one list, with hourly pay, eligible countries and requirements on every role. Updated every 6 hours.
$70/hr
Typical $53–$90/hr across 2,488 roles with listed pay
By field
Job listings 574
MeridialMarket Curation Editor (Sports)Other · today WorldwidePay not listedApply
About this role
Review, verify, edit, approve, or reject sports prediction markets, and write precise resolution rules and clarifications while monitoring live events for errors or missing markets. The role suits someone with current professional and collegiate sports expertise and experience in sports trading, data operations, journalism, or editorial work.
What you'd do
- Fact-check AI output
Requirements
- 3+ years of experience
- Current fluency across professional and collegiate leagues in major sports
- Working knowledge of major-league rules, settlement conventions, and authoritative results and statistics sources
- Sports culture and social media fluency
- Exceptional written precision under deadline
- Flexible availability for evening, overnight, and weekend work as needed
Commitment
- Flexible schedule
- Short-term project
- Six months, with a possible extension
Full description
- Platform
- Meridial
- Pay rate
- Pay not listed
- Eligibility
- Worldwide
- Expertise
- Other
- Level
- Expert
- Posted
- today
MeridialMarketing & Sales Specialist - Freelance AI Trainer ProjectSales & Marketing / Business & Consulting · today
United States$65/hrApply
About this role
The specialist tests a language model with marketing and sales scenarios, checks its answers for accuracy and logic, records reproducible errors, and suggests improvements to prompts and evaluation metrics. The work suits someone with specialist-level marketing or sales knowledge and experience in areas such as campaigns, CRM, market research, or sales strategy.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Red-team AI models
- Fact-check AI output
Requirements
- Must supply a secure computer and high-speed internet
- Language: EN
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- United States
- Expertise
- Sales & Marketing, Business & Consulting
- Level
- Expert
- Posted
- today
MeridialMaterials Science/Engineering Specialist - Freelance AI Trainer ProjectEngineering · today
Philippines$65/hrApply
About this role
You challenge language models with materials-science questions and lab scenarios, check their accuracy and reasoning, document errors, and suggest improvements to prompts and evaluation metrics. The work suits someone with specialist materials-science or materials-engineering expertise and clear technical communication skills.
What you'd do
- Rate and critique AI answers
- Red-team AI models
- Fact-check AI output
Requirements
- Materials science or engineering expertise
- Clear, metacognitive communication
- Language: EN
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Philippines
- Expertise
- Engineering
- Level
- Expert
- Posted
- today
MeridialMathematics Specialist - AI Trainer Project- FreelanceMath · today
$65/hrApply
About this role
You will converse with AI models about theoretical and applied mathematics, check their answers, document reproducible errors, and suggest improvements to prompts and evaluation metrics. The work suits someone with strong mathematics expertise and clear communication skills, such as a researcher or teacher, though an advanced degree is described as ideal rather than required.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Red-team AI models
- Fact-check AI output
Requirements
- Provide a secure computer
- Provide high-speed internet
- Clear, metacognitive communication
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- India, United States
- Expertise
- Math
- Level
- Expert
- Locations
- 2
- Posted
- today
MeridialMathematics Specialist (Fluent in Arabic) - Freelance AI Trainer ProjectMath · today
Egypt$65/hrApply
About this role
The specialist converses with AI models on mathematics problems, checks their accuracy and reasoning, records reproducible errors, and suggests improvements to prompts and evaluation metrics. The work suits someone with strong mathematics expertise who is fluent in Arabic; a mathematics or related quantitative degree, publications, teaching, and research are described as ideal or signals of fit, not requirements.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Red-team AI models
Requirements
- Fluent in Arabic
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Egypt
- Expertise
- Math
- Level
- Expert
- Posted
- today
MeridialMathematics Specialist (Fluent in Dutch) - Freelance AI Trainer ProjectMath · today
Netherlands$65/hrApply
About this role
You converse with AI models about mathematics, check their answers for factual accuracy and logical soundness, document reproducible failures, and suggest improvements to prompts and evaluation metrics. The work suits someone with a strong mathematics or quantitative-field background, such as a researcher, teacher, or mathematical modeler.
What you'd do
- Rate and critique AI answers
- Red-team AI models
- Fact-check AI output
Requirements
- Fluent in Dutch
Commitment
- Ongoing
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Netherlands
- Expertise
- Math
- Level
- Expert
- Posted
- today
MeridialMathematics Specialist (Fluent in French) - Freelance AI Trainer ProjectMath · today
$65/hrApply
About this role
You will challenge language models with mathematics problems, check their answers for accuracy and logical soundness, document errors, and suggest improvements to prompts and evaluation metrics. The work suits someone with strong mathematics expertise who is fluent in French; advanced study, research, teaching, or modeling experience may be relevant but is presented as ideal or a signal of fit.
What you'd do
- Rate and critique AI answers
- Red-team AI models
Requirements
- Mathematics expertise
- Fluency in French
- Language: FR (fluent)
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Switzerland, Luxembourg
- Expertise
- Math
- Level
- Expert
- Locations
- 2
- Posted
- today
MeridialMathematics Specialist (Fluent in German) - Freelance Trainer ProjectMath · today Worldwide$65/hrApply
About this role
You converse with AI models about mathematics, check their answers and reasoning, document reproducible errors, and suggest improvements to prompts and evaluation metrics. The work suits someone with advanced mathematics or quantitative-field expertise, including experience in research, teaching, publications, or mathematical modeling.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Red-team AI models
- Fact-check AI output
Requirements
- Fluent in German
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Worldwide
- Expertise
- Math
- Level
- Expert
- Locations
- 2
- Posted
- today
MeridialMathematics Specialist (Fluent in Hindi) - Freelance AI Trainer ProjectMath · todayIndia$65/hrApply
About this role
You converse with AI models about mathematics, check their answers for accuracy and logical soundness, document reproducible errors, and suggest improvements to prompts and evaluation metrics. The work suits someone with strong mathematics expertise and fluency in Hindi, especially a person with research, teaching, or mathematical modeling experience.
What you'd do
- Rate and critique AI answers
- Red-team AI models
- Fact-check AI output
Requirements
- Fluency in Hindi
- Mathematics expertise
- Language: HI (fluent)
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- India
- Expertise
- Math
- Level
- Expert
- Posted
- today
MeridialMathematics Specialist (Fluent in Hindi - Roman Script) - Freelance AI Trainer ProjectMath · todayIndia$65/hrApply
About this role
You converse with mathematical models, check their answers for accuracy and logical soundness, document reproducible errors, and suggest improvements to prompts and evaluation metrics. The work suits someone with specialist mathematics expertise who is fluent in Hindi written in Roman script.
What you'd do
- Rate and critique AI answers
- Red-team AI models
Requirements
- Fluent in Hindi (Roman script)
- Mathematics expertise
- Language: HI (fluent)
Commitment
- Ongoing
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- India
- Expertise
- Math
- Level
- Expert
- Posted
- today
MeridialMathematics Specialist (Fluent in Indonesian) - Freelance AI Trainer ProjectMath · today
Indonesia$65/hrApply
About this role
You converse with AI models about mathematics, check their answers for accuracy and logical soundness, document reproducible errors, and suggest improvements to prompts and evaluation metrics. The work suits a mathematics specialist with strong Indonesian fluency and clear mathematical communication; a master’s or PhD is described as ideal, not required.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Red-team AI models
Requirements
- Fluent in Indonesian
- Mathematics expertise
- Secure computer and high-speed internet
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Indonesia
- Expertise
- Math
- Level
- Expert
- Posted
- today
MeridialMathematics Specialist (Fluent in Italian) - Freelance AI Trainer ProjectMath · today
Italy$65/hrApply
About this role
The person tests language models with mathematics problems, checks their answers and reasoning, records reproducible errors, and suggests improvements to prompts and evaluation metrics. The work suits someone with strong mathematics expertise and fluent Italian, especially a specialist with research, teaching, or modeling experience.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Red-team AI models
- Fact-check AI output
Requirements
- Fluent in Italian
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Italy
- Expertise
- Math
- Level
- Expert
- Posted
- today
MeridialMathematics Specialist (Fluent in Japanese) - Freelance AI Trainer ProjectMath · today
Japan$65/hrApply
About this role
You converse with AI models about mathematics, check their answers for factual accuracy and logical soundness, document reproducible errors, and suggest improvements to prompts and evaluation metrics. The work suits a mathematics specialist fluent in Japanese, particularly someone with research, teaching, publication, or mathematical-modeling experience.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Red-team AI models
Requirements
- Fluency in Japanese
- Secure computer
- High-speed internet
- Language: JA (fluent)
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Japan
- Expertise
- Math
- Level
- Expert
- Posted
- today
MeridialMathematics Specialist (Fluent in Korean) - Freelance AI Trainer ProjectMath · today Worldwide$65/hrApply
About this role
You converse with math models, check their answers and reasoning, record reproducible errors, and suggest improvements to prompts and evaluation metrics. The work suits someone with strong mathematics expertise who is fluent in Korean; advanced degrees and research or teaching experience are described as ideal, not required.
What you'd do
- Rate and critique AI answers
- Red-team AI models
Requirements
- Fluent in Korean
- Secure computer
- High-speed internet
- Language: KO (fluent)
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Worldwide
- Expertise
- Math
- Level
- Expert
- Posted
- today
MeridialMathematics Specialist (Fluent in Portuguese - Brazil) - Freelance AI Trainer ProjectMath · today
Brazil$65/hrApply
About this role
You converse with language models about mathematics, check their answers for factual and logical errors, document reproducible failures, and suggest improvements to prompts and evaluation metrics. The work suits a mathematics specialist fluent in Brazilian Portuguese, particularly someone with experience in research, teaching, publications, or mathematical modeling.
What you'd do
- Rate and critique AI answers
- Red-team AI models
Requirements
- Fluent in Portuguese (Brazil)
- Supply a secure computer and high-speed internet
Commitment
- Ongoing
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Brazil
- Expertise
- Math
- Level
- Expert
- Posted
- today
MeridialMathematics Specialist (Fluent in Portuguese - Portugal) - Freelance AI Trainer ProjectMath · today
Portugal$65/hrApply
About this role
You converse with AI models about mathematics, verify their answers, document reproducible errors, and suggest improvements to prompts and evaluation metrics. The work suits someone with specialist mathematics or quantitative-field expertise and fluency in Portuguese as used in Portugal.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Red-team AI models
Requirements
- Fluent in Portuguese (Portugal)
- Must supply a secure computer and high-speed internet
Commitment
- Ongoing
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Portugal
- Expertise
- Math
- Level
- Expert
- Posted
- today
MeridialMathematics Specialist (Fluent in Russian) - Freelance AI Trainer ProjectMath · today
$65/hrApply
About this role
You challenge language models with mathematical problems, check their answers for accuracy and logical soundness, document reproducible errors, and suggest improvements to prompts and evaluation metrics. The work suits someone with strong mathematics expertise who is fluent in Russian; graduate study, publications, teaching, or research experience are described as signals of fit rather than requirements.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Red-team AI models
- Fact-check AI output
Requirements
- Fluent in Russian
- Mathematics expertise
- Language: RU (fluent)
- Language: EN
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Poland, Slovakia
- Expertise
- Math
- Level
- Expert
- Locations
- 2
- Posted
- today
MeridialMathematics Specialist (Fluent in Spanish - Latin America) - Freelance AI Trainer ProjectMath · today
+1$65/hrApply
About this role
You will converse with AI models about mathematical problems, check their accuracy and reasoning, document reproducible errors, and suggest improvements to prompts and evaluation metrics. The work suits someone with strong mathematics expertise and fluency in Latin American Spanish, particularly with experience in teaching, research, or mathematical modeling.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Red-team AI models
- Fact-check AI output
Requirements
- Mathematics expertise
- Fluency in Latin American Spanish
- Language: ES (fluent)
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Argentina, Colombia, Costa Rica, Mexico
- Expertise
- Math
- Level
- Expert
- Locations
- 4
- Posted
- today
MeridialMathematics Specialist (Fluent in Spanish - Spain) - Freelance AI Trainer ProjectMath · today
Spain$65/hrApply
About this role
You challenge AI models with mathematics problems, check their reasoning, document reproducible errors, and suggest improvements to prompts and evaluation metrics. The work suits a mathematics specialist with advanced subject knowledge and fluency in Spanish as used in Spain.
What you'd do
- Rate and critique AI answers
- Red-team AI models
- Fact-check AI output
Requirements
- Fluency in Spanish (Spain)
- Secure computer
- High-speed internet
- Language: ES (fluent)
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Spain
- Expertise
- Math
- Level
- Expert
- Posted
- today
MeridialMathematics Specialist (Fluent in Swedish) - Freelance AI Trainer ProjectMath · today Worldwide$65/hrApply
About this role
You converse with AI models about mathematics, check their answers for accuracy and logical soundness, document reproducible errors, and suggest improvements to prompts and evaluation metrics. The work suits someone with advanced mathematics or quantitative-field expertise who is fluent in Swedish.
What you'd do
- Rate and critique AI answers
- Red-team AI models
Requirements
- Fluent in Swedish
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Worldwide
- Expertise
- Math
- Level
- Expert
- Posted
- today
MeridialMechanical Engineering Specialist - Freelance AI Trainer ProjectEngineering · todayPhilippines$65/hrApply
About this role
You converse with AI models about mechanical engineering scenarios, check their accuracy and reasoning, record reproducible errors, and suggest improvements to prompts and evaluation metrics. The work suits someone with a mechanical engineering background and experience applying that knowledge to technical problems.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Red-team AI models
Requirements
- Mechanical engineering expertise
- Language: EN
Commitment
- Ongoing
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Philippines
- Expertise
- Engineering
- Level
- Mid-level
- Posted
- today
MeridialMedical Doctor (UK) - Freelance AI Trainer ProjectMedicine & Healthcare · today
United Kingdom$40–$120/hrApply
About this role
The contractor tests language models with clinical scenarios and medical questions, checks their accuracy and reasoning, records errors, and suggests improvements to prompts and evaluation metrics. The work suits a medical doctor with expertise in clinical medicine and clear, explicit communication skills.
What you'd do
- Rate and critique AI answers
- Red-team AI models
Requirements
- Professional degree (JD, MD, etc.)
- Field: Medicine (MD or DO)
- Secure computer
- High-speed internet
- Clear, metacognitive communication
- Language: EN
Full description
- Platform
- Meridial
- Pay rate
- $40–$120/hr
- Eligibility
- United Kingdom
- Expertise
- Medicine & Healthcare
- Level
- Expert
- Posted
- today
MeridialMedical Doctor (US) - Freelance AI Trainer ProjectMedicine & Healthcare · todayUnited States$40–$120/hrApply
About this role
You will challenge language models with clinical scenarios and medical questions, check their answers, document errors, and suggest improvements to prompts and evaluation metrics. The work suits medical doctors and other health-sciences graduates with clinical or related experience.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Red-team AI models
Requirements
- Master's degree
- Field: medicine, health sciences
- MD or DO, or a master's or PhD in a health sciences discipline with clinical experience, peer-reviewed publications, hospital-based practice, or demonstrated involvement in public health projects
- Clear communication that explicitly articulates reasoning and decision processes
- Secure computer and high-speed internet
- Language: EN
Full description
- Platform
- Meridial
- Pay rate
- $40–$120/hr
- Eligibility
- United States
- Expertise
- Medicine & Healthcare
- Level
- Expert
- Posted
- today
MeridialMedical Specialist (Fluent in Arabic) - Freelance AI Trainer ProjectMedicine & Healthcare / Languages & Translation · today Worldwide$6–$65/hrApply
About this role
The person challenges AI models with medical questions and clinical scenarios in Arabic and English, checks their accuracy and reasoning, records errors, and suggests improvements to prompts and evaluation metrics. The work suits someone with a medical, healthcare, or biomedical background who is fluent in Arabic and can communicate their reasoning clearly.
What you'd do
- Rate and critique AI answers
- Red-team AI models
- Fact-check AI output
Requirements
- Strong background in medicine, healthcare, or biomedical sciences
- Fluent in Arabic
- Clear communication that articulates reasoning and decision processes
Full description
- Platform
- Meridial
- Pay rate
- $6–$65/hr
- Eligibility
- Worldwide
- Expertise
- Medicine & Healthcare, Languages & Translation
- Level
- Mid-level
- Locations
- 2
- Posted
- today
MeridialMedic/Doctor - Freelance AI Trainer ProjectMedicine & Healthcare · todayUnited States$65/hrApply
About this role
You converse with language models about clinical scenarios and medical questions, check their accuracy and reasoning, document reproducible errors, and suggest improvements to prompts and evaluation metrics. The work suits medicine specialists with clinical or health-sciences expertise, such as people with experience in clinical practice, research, or public health.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Red-team AI models
Requirements
- Medicine expertise
- Secure computer
- High-speed internet
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- United States
- Expertise
- Medicine & Healthcare
- Level
- Expert
- Posted
- today
MeridialMedicine Specialist (Fluent in French) - Freelance AI Trainer ProjectMedicine & Healthcare · today
$65/hrApply
About this role
The work involves testing language models with clinical scenarios and medical questions, checking their accuracy and reasoning, documenting errors, and suggesting improvements to prompts and evaluation metrics. It suits a French-fluent medicine specialist with clinical or health-sciences expertise.
What you'd do
- Rate and critique AI answers
- Red-team AI models
- Write prompts and tasks
Requirements
- Fluency in French
- Must supply a secure computer and high-speed internet
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Belgium, Switzerland, Luxembourg
- Expertise
- Medicine & Healthcare
- Level
- Expert
- Locations
- 3
- Posted
- today
MeridialMedicine Specialist (Fluent in German) - Freelance AI Trainer ProjectMedicine & Healthcare · today Worldwide$65/hrApply
About this role
You converse with AI models about clinical and theoretical medical questions, check their accuracy and reasoning, document errors, and suggest improvements to prompts and evaluation metrics. The work suits a German-fluent medicine specialist with advanced medical or health-sciences knowledge and clinical, research, or public-health experience.
What you'd do
- Rate and critique AI answers
- Red-team AI models
Requirements
- Fluency in German
- Language: DE (fluent)
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Worldwide
- Expertise
- Medicine & Healthcare
- Level
- Expert
- Locations
- 2
- Posted
- today
MeridialMedicine Specialist (Fluent in Japanese) - Freelance AI Trainer ProjectMedicine & Healthcare · today Worldwide$65/hrApply
About this role
You will challenge language models with medical scenarios, check their reasoning and factual accuracy, document errors, and suggest improvements to prompts and evaluation metrics. The work suits a Japanese-fluent medical specialist with advanced knowledge of medicine; a medical or health-sciences degree and clinical experience are described as ideal signals, not requirements.
What you'd do
- Rate and critique AI answers
- Red-team AI models
Requirements
- Fluency in Japanese
- Medicine expertise
- Secure computer
- High-speed internet
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Worldwide
- Expertise
- Medicine & Healthcare
- Level
- Expert
- Posted
- today
MeridialMedicine Specialist - Freelance AI Trainer ProjectMedicine & Healthcare · today
Australia$65/hrApply
About this role
The trainer tests language models with medical scenarios and questions, checks their accuracy and reasoning, records errors, and suggests improvements to prompts and evaluation metrics. The work suits someone with specialist knowledge of medicine or health sciences, especially a background in clinical practice, research, or public health.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Red-team AI models
Requirements
- Language: EN
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Australia
- Expertise
- Medicine & Healthcare
- Level
- Expert
- Posted
- today
MeridialMergers & Acquisitions Attorney - Freelance ProjectLaw / Finance & Accounting / Business & Consulting · todayUp to $200/hrApply
About this role
Review AI-generated M&A content for the accuracy and practicality of its legal and financial reasoning, document gaps, and help refine prompts and evaluation criteria. The role suits an attorney or other professional with at least four years of hands-on M&A, corporate law, investment banking, private equity, or management consulting experience.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Write grading rubrics
Requirements
- Professional degree (JD, MD, etc.)
- Field: Law
- 4+ years of experience
- Hands-on experience in mergers and acquisitions, corporate law, investment banking, private equity, or management consulting
- Expertise in M&A deal structuring, valuation, due diligence, and integration planning
- Language: EN
Commitment
- Short-term project
Full description
- Platform
- Meridial
- Pay rate
- Up to $200/hr
- Eligibility
- United Kingdom, United States
- Expertise
- Law, Finance & Accounting, Business & Consulting
- Level
- Expert
- Locations
- 2
- Posted
- today
MeridialMicrobiology Specialist - Freelance AI Trainer ProjectBiology & Life Sciences · todayUnited States$65/hrApply
About this role
You will question an AI model about microbiology, check its answers for factual and logical errors, record reproducible failures, and suggest improvements to prompts and evaluation metrics. The work suits someone with substantial microbiology expertise and clear, methodical communication, including experience in research, laboratory work, or diagnostics.
What you'd do
- Rate and critique AI answers
- Red-team AI models
- Fact-check AI output
Requirements
- Microbiology expertise
- Clear, metacognitive communication
- Secure computer
- High-speed internet
- Language: EN
Commitment
- Ongoing
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- United States
- Expertise
- Biology & Life Sciences
- Level
- Expert
- Locations
- 2
- Posted
- today
MeridialML Engineer Specialist - Freelance AI Trainer ProjectSoftware & Coding / Data & Analytics / Engineering · todayUnited States$30–$50/hrApply
About this role
The work involves solving applied machine-learning tasks, evaluating scientific writing and model behavior, designing benchmarks, and improving training datasets. It suits someone with a machine-learning, NLP, or data-science background and experience using Python and machine-learning methods.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Write code
- Review code
- Red-team AI models
- Write grading rubrics
Requirements
- Strong background in machine learning, NLP, or data science
- Experience with supervised and unsupervised learning, deep learning, reinforcement learning, probabilistic modeling, and applied NLP
- Proficiency in Python, ML frameworks, and cloud-based workflows
- Language: EN
Commitment
- Flexible schedule
Full description
- Platform
- Meridial
- Pay rate
- $30–$50/hr
- Eligibility
- United States
- Expertise
- Software & Coding, Data & Analytics, Engineering
- Level
- Mid-level
- Posted
- today
MeridialMongolian Language Specialist - Freelance AI Trainer ProjectLanguages & Translation · today
$8–$65/hrApply
About this role
You review and annotate Mongolian content, evaluate AI-generated text, document errors, and help refine prompts and evaluation methods. The work suits someone fluent in Mongolian with professional experience in translation, linguistics, language teaching, editing, or related work.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Label data
Requirements
- Fluency in Mongolian
- Demonstrated experience in translation, linguistics, language teaching, editing, or related professional work
- Secure computer
- Stable internet connection
- Language: MN (fluent)
Full description
- Platform
- Meridial
- Pay rate
- $8–$65/hr
- Eligibility
- South Korea, United States
- Expertise
- Languages & Translation
- Level
- Mid-level
- Locations
- 2
- Posted
- today
MeridialNahuatl Language Expert - Freelance AI Trainer ProjectLanguages & Translation / Education & Humanities · today Worldwide$65/hrApply
About this role
You converse with AI models in Nahuatl, check their linguistic and cultural accuracy, document errors, and suggest improvements to prompts and evaluation metrics. The work suits someone with strong Nahuatl expertise, especially in regional dialects and linguistics, translation, teaching, language documentation, or community work.
What you'd do
- Rate and critique AI answers
- Red-team AI models
Requirements
- Nahuatl language specialist
- Language: NH
Commitment
- Ongoing
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Worldwide
- Expertise
- Languages & Translation, Education & Humanities
- Level
- Expert
- Posted
- today
MeridialNahuatl Language Specialist - Freelance AI Trainer ProjectLanguages & Translation · today
Mexico$65/hrApply
About this role
You converse with AI models in Nahuatl, check linguistic and cultural accuracy, document errors, and suggest improvements to prompts and evaluation metrics. The work suits someone with Nahuatl expertise in regional dialects and cultural context, including people with experience in teaching, translation, language documentation, or community work.
What you'd do
- Rate and critique AI answers
- Red-team AI models
Requirements
- Nahuatl language expertise
- Language: NQ
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Mexico
- Expertise
- Languages & Translation
- Level
- Mid-level
- Posted
- today
MeridialNepali Language Specialist - Freelance AI Trainer ProjectLanguages & Translation · today
Nepal$8–$65/hrApply
About this role
Reviews and annotates Nepali content, evaluates AI-generated text, documents language errors, and helps refine prompts, evaluation methods, and linguistic guidelines. The work suits a fluent Nepali speaker with professional experience in translation, linguistics, language teaching, editing, or related work.
What you'd do
- Rate and critique AI answers
- Label data
- Write prompts and tasks
- Write grading rubrics
Requirements
- Fluency in Nepali
- Demonstrated professional experience in translation, linguistics, language teaching, editing, or related work
- Secure computer
- Stable internet connection
- Language: NE (fluent)
Commitment
- Ongoing
Full description
- Platform
- Meridial
- Pay rate
- $8–$65/hr
- Eligibility
- Nepal
- Expertise
- Languages & Translation
- Level
- Mid-level
- Posted
- today
MeridialNeuroscience Specialist - Freelance AI Trainer ProjectBiology & Life Sciences / Medicine & Healthcare · todayUnited States$65/hrApply
About this role
You converse with language models about neuroscience scenarios, check their answers for factual and logical errors, record reproducible failure traces, and suggest improvements to prompts and evaluation metrics. The work suits someone with advanced neuroscience knowledge and research or neuroimaging experience.
What you'd do
- Rate and critique AI answers
- Red-team AI models
Requirements
- Neuroscience expertise
- Language: EN
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- United States
- Expertise
- Biology & Life Sciences, Medicine & Healthcare
- Level
- Expert
- Posted
- today
MeridialNortenho Dialect Specialist - Freelance AI Trainer ProjectLanguages & Translation · todayPortugal$65/hrApply
About this role
The specialist converses with language models about Nortenho, checks their accuracy and reasoning, documents reproducible errors, and suggests improvements to prompts and evaluation metrics. The work suits someone with native-level Nortenho fluency and practical knowledge of its linguistic features, including people with teaching, translation, or community linguistics experience.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Red-team AI models
- Fact-check AI output
Requirements
- Native-level Nortenho fluency and deep practical understanding of the dialect
- Clear, metacognitive communication
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Portugal
- Expertise
- Languages & Translation
- Level
- Expert
- Posted
- today
MeridialNorteno Dialect Specialist - Freelance AI Trainer ProjectLanguages & Translation · todayMexico$65/hrApply
About this role
The contractor converses with language models about Norteño language scenarios, checks their accuracy and reasoning, documents errors, and suggests improvements to prompts and evaluation metrics. The work suits someone with deep practical knowledge of Norteño and experience in areas such as teaching, translation, or community linguistics.
What you'd do
- Rate and critique AI answers
- Red-team AI models
Requirements
- Language: ES (native)
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Mexico
- Expertise
- Languages & Translation
- Level
- Expert
- Posted
- today
MeridialNorthern Sotho Language Specialist - Freelance AI Trainer ProjectLanguages & Translation · today
South Africa$8–$65/hrApply
About this role
You review and annotate Northern Sotho content, evaluate AI-generated text, document language errors, and help refine prompts and linguistic guidelines. The work suits someone fluent in Northern Sotho with professional experience in translation, linguistics, language teaching, editing, or related work.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Write grading rubrics
- Label data
Requirements
- Fluency in Northern Sotho
- Demonstrated experience in translation, linguistics, language teaching, editing, or related professional work
- Language: NS (fluent)
Full description
- Platform
- Meridial
- Pay rate
- $8–$65/hr
- Eligibility
- South Africa
- Expertise
- Languages & Translation
- Level
- Mid-level
- Posted
- today
MeridialNorwegian Language Specialist - Freelance AI Trainer ProjectLanguages & Translation · today
$8–$65/hrApply
About this role
You converse with language models about Norwegian, check their answers for accuracy and logic, document reproducible errors, and suggest improvements to prompts and evaluation metrics. The work suits someone with strong Norwegian linguistics expertise, including knowledge of grammar, dialects, and Bokmål and Nynorsk.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Fact-check AI output
Requirements
- Norwegian language expertise
- Language: NO
Commitment
- Ongoing
Full description
- Platform
- Meridial
- Pay rate
- $8–$65/hr
- Eligibility
- Denmark, Norway, Sweden
- Expertise
- Languages & Translation
- Level
- Expert
- Locations
- 3
- Posted
- today
MeridialNuclear Engineering Specialist - Freelance AI Trainer ProjectEngineering / Physics · todayPhilippines$65/hrApply
About this role
You converse with AI models about nuclear engineering, check their answers, document errors, and suggest improvements to prompts and evaluation metrics. The work suits people with specialist nuclear engineering knowledge and experience in areas such as reactor research, nuclear facilities, or computational modeling.
What you'd do
- Rate and critique AI answers
- Red-team AI models
- Fact-check AI output
Requirements
- Secure computer
- High-speed internet
- Language: EN
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Philippines
- Expertise
- Engineering, Physics
- Level
- Expert
- Posted
- today
MeridialNuclear Physics Specialist - Freelance AI Trainer ProjectPhysics · todayPhilippines$65/hrApply
About this role
The contractor tests AI models with nuclear-physics questions and scenarios, checks their answers, records reproducible errors, and suggests improvements to prompts and evaluation metrics. The work suits someone with specialist nuclear-physics knowledge and clear communication skills; a PhD is described as ideal, not required.
What you'd do
- Rate and critique AI answers
- Red-team AI models
- Fact-check AI output
Requirements
- Nuclear physics expertise
- Clear, metacognitive communication
Commitment
- Ongoing
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Philippines
- Expertise
- Physics
- Level
- Expert
- Posted
- today
MeridialOccitan Language Specialist - Freelance AI Trainer ProjectLanguages & Translation · today Worldwide$8–$65/hrApply
About this role
Reviews and annotates Occitan content, evaluates AI-generated text, documents errors, and helps refine prompts and linguistic guidelines. The work suits an Occitan-fluent language professional with experience in translation, linguistics, language teaching, editing, or related work.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Label data
Requirements
- Fluency in Occitan
- Demonstrated experience in translation, linguistics, language teaching, editing, or related professional work
- Language: OC (fluent)
Full description
- Platform
- Meridial
- Pay rate
- $8–$65/hr
- Eligibility
- Worldwide
- Expertise
- Languages & Translation
- Level
- Expert
- Locations
- 2
- Posted
- today
MeridialOdia Language Specialist - Freelance AI Trainer ProjectLanguages & Translation · todayIndia$65/hrApply
About this role
You converse with language models about Odia language scenarios, check their accuracy and reasoning, document errors, and suggest improvements to prompts and evaluation metrics. The work suits someone with strong Odia language and linguistic-analysis expertise.
What you'd do
- Rate and critique AI answers
- Write prompts and tasks
- Red-team AI models
- Fact-check AI output
Requirements
- Odia language expertise
- Secure computer
- High-speed internet
- Language: OR
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- India
- Expertise
- Languages & Translation
- Level
- Mid-level
- Posted
- today
MeridialOnline Ordering Specialist - Freelance ProjectBusiness & Consulting / Software & Coding · today
+2$5/hrApply
About this role
The contractor guides merchants through setting up and testing online ordering pages, integrating them with websites and Google ordering services, and troubleshooting POS and menu issues. The work suits someone comfortable with technical client support and merchant onboarding; e-commerce, restaurant POS, sales, or customer-success experience is preferred but not required.
Requirements
- Provide a secure computer and high-speed internet
Commitment
- Short-term project
Full description
- Platform
- Meridial
- Pay rate
- $5/hr
- Eligibility
- Ghana, Jamaica, Kenya, Philippines, South Africa
- Expertise
- Business & Consulting, Software & Coding
- Level
- Mid-level
- Locations
- 5
- Posted
- today
MeridialOperations Agent - Freelance ProjectFinance & Accounting / Business & Consulting · today Worldwide$5/hrApply
About this role
Process retirement-plan distribution and loan requests, contact participants by phone and email, and document transactions in tracking systems. The work suits someone familiar with retirement-plan processes and task-management or CRM software.
Requirements
- Familiarity with Jira, Zendesk, Aircall, or similar task-management and CRM software
- Understanding of retirement plans and processes such as loans and distributions
- Strong verbal and written communication skills
- Organizational skills and ability to manage competing priorities
Commitment
- Fixed schedule
Full description
- Platform
- Meridial
- Pay rate
- $5/hr
- Eligibility
- Worldwide
- Expertise
- Finance & Accounting, Business & Consulting
- Level
- Mid-level
- Posted
- today
MeridialOperations Associate Specialist - Freelance ProjectBusiness & Consulting / Finance & Accounting · today
+3$5/hrApply
About this role
The associate validates loan and account data, reviews documentation, handles inbox inquiries, contacts loan servicers, and supports invoicing and quality checks. The role suits someone with operations experience and familiarity with financial services and Zendesk.
Requirements
- 1+ years of experience
- Familiarity with the financial services industry
- Familiarity with Zendesk
- Strong verbal and written communication skills
- Organizational skills and ability to manage competing priorities
- Language: EN
Commitment
- Fixed schedule
Full description
- Platform
- Meridial
- Pay rate
- $5/hr
- Eligibility
- Chile, Colombia, Costa Rica, Jamaica, Malaysia, Philippines
- Expertise
- Business & Consulting, Finance & Accounting
- Level
- Mid-level
- Locations
- 6
- Posted
- today
MeridialOrganic/Inorganic Chemistry Specialist - Freelance AI Trainer ProjectChemistry · todayPhilippines$65/hrApply
About this role
You converse with AI models about chemistry, check their answers for accuracy and logic, document reproducible errors, and suggest improvements to prompts and evaluation metrics. The work suits an organic or inorganic chemistry specialist with strong subject knowledge and clear, detailed communication.
What you'd do
- Rate and critique AI answers
- Fact-check AI output
Requirements
- Secure computer
- High-speed internet
- Clear, metacognitive communication
- Language: EN
Full description
- Platform
- Meridial
- Pay rate
- $65/hr
- Eligibility
- Philippines
- Expertise
- Chemistry
- Level
- Expert
- Posted
- today
MeridialOromo Language Specialist - Freelance AI Trainer ProjectLanguages & Translation / Education & Humanities · today Worldwide$8–$65/hrApply
About this role
Reviews and annotates Oromo content, evaluates AI-generated text, documents errors, and helps refine prompts and linguistic guidelines. The work suits someone with professional Oromo-language experience in translation, linguistics, teaching, editing, or a related field.
What you'd do
- Rate and critique AI answers
- Label data
- Write prompts and tasks
Requirements
- Fluency in Oromo
- Demonstrated experience in translation, linguistics, language teaching, editing, or related professional work
- Secure computer
- Stable internet connection
- Language: OM (fluent)
Full description
- Platform
- Meridial
- Pay rate
- $8–$65/hr
- Eligibility
- Worldwide
- Expertise
- Languages & Translation, Education & Humanities
- Level
- Mid-level
- Posted
- today
Showing 351-400 of 574 positions