Meridial for AI trainers
The expert network built for frontier AI training
- Open jobs
- 489
- Median pay
- $37/hr
- Typical pay
- $5–65/hr
- 32 reviews
- 1.5
About Meridial
Meridial is the expert marketplace of Invisible Technologies, an AI company that started in 2015. It hires lawyers, doctors, engineers, coders, linguists, and other experts as independent contractors. They write and rank AI answers, red-team models, and build training environments for AI labs and companies. Invisible says it has trained over 80% of the leading AI models. Most Meridial roles are posted as "Freelance AI Trainer Project" jobs, and the same role is often posted once per country.
- Founded
- 2015 (Invisible Technologies)
- Founder
- Francis Pedraza (CEO: Matt Fitzpatrick)
- Headquarters
- San Francisco, USA
- Funding
- $100M at a valuation over $2B (2025)
- Workers
- Independent contractors
- Payment
- Payment provider, every two weeks
How hiring works
- Create a profile on meridial.ai, list your skills, and confirm your identity with your camera. You need clear written English and a computer with 8GB of RAM.
- Apply to open projects and take the skills tests. Reviewers say some tests watch your camera, microphone, and screen.
- Meridial compares your profile with its projects and contacts you when one fits. Joining does not guarantee work.
- Sign a Statement of Work that shows the rate and the expected length. Some projects also need a background check.
What workers say
Good
- You see the rate and the expected length of a project before you sign.
- Meridial says all time on a project is paid, every two weeks.
- Many open roles in law, coding, science, finance, and over 100 languages.
Watch out for
- 91% of Trustpilot reviews are 1 star. Many say they did unpaid tests and then got no work.
- Some applicants were stuck at address verification, and support replies can take weeks.
- During some tasks, Meridial can record your screen and use your camera to check that you are present.
Open jobs at Meridial
Open jobs
Pay amount
489 jobs
Hindi Language Specialist (Roman Script)Hindi GrammarRoman ScriptSyntaxMorphologyPhonologySemantics+6$6–65/hr
🇮🇳 India
Dutch Language SpecialistDutch GrammarSyntaxMorphologyDutch SpellingPhonologyPragmatics+6$6–65/hr
🇳🇱 Netherlands
German Language SpecialistGerman GrammarSyntaxMorphologyPhonologySemanticsPragmatics+6$6–65/hr
🌍 Worldwide
Korean Language SpecialistKorean GrammarSyntaxMorphologyPhoneticsSemanticsPragmatics+6$6–65/hr
🌍 Worldwide
Hindi Language SpecialistHindi GrammarSyntaxMorphologyPhonologySemanticsPragmatics+6$6–65/hr
🇮🇳 India
Spanish Language Specialist (Latin America)Latin American SpanishPhoneticsMorphologySyntaxSemanticsPragmatics+7$6–65/hr
🇲🇽 Mexico
Russian Language SpecialistRussian LinguisticsPhonologyMorphologySyntaxSemanticsPragmatics+7$6–65/hr
🇵🇱 Poland
Italian Language SpecialistItalian GrammarSyntaxMorphologyPhonologySemanticsPragmatics+6$6–65/hr
🇮🇹 Italy
Swedish Language SpecialistSwedish LinguisticsPhonologyMorphologySyntaxSemanticsPragmatics+7$6–65/hr
🌍 Europe and US
Portuguese Language Specialist (Portugal)European PortuguesePhoneticsMorphologySyntaxSemanticsPragmatics+7$6–65/hr
🇵🇹 Portugal
Portuguese Language Specialist (Brazil)Brazilian PortuguesePhoneticsMorphologySyntaxSemanticsPragmatics+7$6–65/hr
🇧🇷 Brazil
Indonesian Language SpecialistIndonesian GrammarSyntaxMorphologyPhonologySemanticsPragmatics+6$6–65/hr
🌍 Worldwide
Japanese Language SpecialistJapanese GrammarSyntaxMorphologyKanjiHiraganaKatakana+6$6–65/hr
🌍 Worldwide
Arabic Language SpecialistArabic GrammarSyntaxMorphologySemanticsPhoneticsPragmatics+6$6–65/hr
🇪🇬 Egypt
Data Science SpecialistMachine LearningStatistical ModelingData EngineeringData VisualizationNatural Language ProcessingTime Series Analysis+7$6–65/hr
🇺🇸 US
Training and Development SpecialistInstructional DesignCurriculum DevelopmentAdult Learning TheoryE-Learning PlatformsPerformance EvaluationTalent Development+7$8–65/hr
🇺🇸 US
Software Developers & Programming SpecialistSoftware EngineeringAlgorithmsData StructuresDebuggingSoftware ArchitectureVersion Control+7$6–65/hr
🇺🇸 US
Securities & Commodities SpecialistInvestment StrategiesRisk ManagementDerivatives TradingPortfolio AnalysisRegulatory ComplianceFinancial Modeling+7$6–65/hr
🌍 Worldwide
Secretaries and Administrative SpecialistOffice ManagementCalendar CoordinationDocument PreparationData EntryMeeting SchedulingCustomer Service+7$6–65/hr
🇺🇸 US
Marketing & Sales SpecialistMarket ResearchBrand StrategyCustomer SegmentationDigital MarketingSales Funnel OptimizationLead Generation+7$6–65/hr
🇺🇸 US
Insurance SpecialistPolicy AnalysisClaims ManagementRisk AssessmentUnderwritingRegulatory ComplianceActuarial Science+7$6–65/hr
🇺🇸 US
Human Resource SpecialistTalent AcquisitionEmployee RelationsPerformance ManagementCompensation and BenefitsOrganizational DevelopmentLabor Law Compliance+7$6–65/hr
🇺🇸 US
Health Technicians SpecialistClinical ProceduresDiagnostic TestingPatient MonitoringMedical Equipment OperationHealth InformaticsInfection Control+7$6–65/hr
🇺🇸 US
General Operations SpecialistProcess OptimizationCross-Functional CoordinationLogistics PlanningPerformance MonitoringResource AllocationOperations Analytics+7$6–65/hr
🇺🇸 US
Database & Network SpecialistNetwork DesignDatabase OptimizationData SecurityDistributed SystemsHigh AvailabilitySystems Integration+7$6–65/hr
🇺🇸 US
Computer & Information Systems SpecialistSoftware ArchitectureSystems AnalysisData ManagementCloud InfrastructureCybersecurityDatabase Design+7$6–65/hr
🇺🇸 US
Chief ExecutivesSmall Business LeadershipStartup GrowthProduct-Market FitStrategic PlanningFinancial OversightTeam Building+7$6–65/hr
🇺🇸 US
American Sign Language (ASL)American Sign LanguageDeaf CultureVisual LinguisticsASL Grammar and SyntaxNon-Manual MarkersFingerspelling+7$6–65/hr
🌍 Worldwide
Accounting SpecialistFinancial ReportingAuditingTax ComplianceCost AccountingManagement AccountingFinancial Analysis+6$6–65/hr
🇺🇸 US
Coding Specialist (Fluent in Indonesian)AlgorithmsData StructuresSoftware ArchitectureFrontend DevelopmentBackend DevelopmentCloud Infrastructure+6$8–65/hr
🇮🇩 Indonesia
Physics SpecialistClassical MechanicsElectromagnetismQuantum PhysicsStatistical MechanicsRelativityThermodynamics+7$8–65/hr
🇺🇸 US
Chemistry SpecialistOrganic ChemistryInorganic ChemistryPhysical ChemistryAnalytical ChemistryBiochemistrySpectroscopy+7$8–65/hr
🇺🇸 US
Mathematics SpecialistAlgebraCalculusNumber TheoryGeometryProbabilityStatistics+6$8–65/hr
🌍 India and US
Psychology SpecialistCognitive PsychologyClinical PsychologyBehavioral NeuroscienceDevelopmental PsychologyAbnormal PsychologySocial Psychology+7$8–65/hr
🇺🇸 US
Finance SpecialistFinancial ModelingInvestment StrategiesCorporate FinanceRisk ManagementAsset PricingFinancial Analysis+7$6–65/hr
🇺🇸 US
Economics SpecialistMicroeconomicsMacroeconomicsEconometricsBehavioral EconomicsInternational TradePublic Policy+7$6–65/hr
🌍 UK and US
Health Sciences SpecialistHuman AnatomyPhysiologyEpidemiologyClinical DiagnosticsPharmacologyNutrition+6$8–65/hr
🇺🇸 US
Philosophy SpecialistEthicsMetaphysicsEpistemologyLogicPolitical PhilosophyPhilosophy of Mind+6$8–65/hr
🇺🇸 US
History SpecialistAncient CivilizationsMedieval StudiesModern HistoryPolitical HistoryEconomic HistorySocial History+7$6–65/hr
🌍 Worldwide
No jobs match these filters. Try a different search or clear the filters.
Open jobs by category
Languages221 open jobs
STEM85 open jobs
Coding57 open jobs
Voice & Video52 open jobs
Generalist31 open jobs
Medical19 open jobs
Finance11 open jobs
Creative10 open jobs
Legal3 open jobs
Hourly pay of open jobs
- Under $2527 open jobs
- $25–50445 open jobs
- $50–7513 open jobs
- $75–1001 open jobs
- $100–1502 open jobs
- $150–2000 open jobs
- $200 or more1 open jobs
Frequently Asked Questions about Meridial
How much does Meridial pay?
Meridial has 489 open jobs on this site. The median pay is $37/hr, and most jobs pay $5–65/hr. Each job page shows its own rate.
How does Meridial pay workers?
Meridial pays every two weeks to the payment account in your profile, through a third-party payment provider. Each project has a Statement of Work with the rate, set before you start, and Meridial says all time on a project is paid. Many job posts give a range such as $8 to $65 an hour, and the exact rate depends on your experience, skills, and country. To pay you, Meridial can ask for a government ID and a tax ID. You pay your own taxes.
How do I get hired at Meridial?
1. Create a profile on meridial.ai, list your skills, and confirm your identity with your camera. You need clear written English and a computer with 8GB of RAM. 2. Apply to open projects and take the skills tests. Reviewers say some tests watch your camera, microphone, and screen. 3. Meridial compares your profile with its projects and contacts you when one fits. Joining does not guarantee work. 4. Sign a Statement of Work that shows the rate and the expected length. Some projects also need a background check.
Is Meridial legit?
Meridial is a real company. It belongs to Invisible Technologies, a San Francisco company founded in 2015 that raised $100M at a valuation over $2B in 2025. Invisible's customers include Microsoft and AWS. Meridial says it pays every two weeks. But it has 1.5 of 5 on Trustpilot from 32 reviews, and many reviewers say they did unpaid tests and then got no work.
How are Meridial and Invisible Technologies related?
Meridial is the expert marketplace of Invisible Technologies. Invisible sells AI training data and AI software to companies, and Meridial finds the experts who do the work. You work as an independent contractor, not as an employee of Meridial or Invisible. Meridial job posts are on Greenhouse under the name "agency", and some emails come from the invisible.email domain.
What is an AI trainer job?
AI trainers help companies improve AI models. You review and rate model answers, write example answers, find mistakes, or record voice and video data. Experts in law, medicine, coding, languages, and other fields teach models how a professional thinks. Most of this work is remote, flexible, and paid by the hour.
Are AI trainer jobs remote?
Yes. Every job on this site is remote, and most have flexible hours. Some jobs accept people from certain countries only, so check the 🌍 location on each job before you apply.
What skills or degrees do I need?
It depends on the job. Generalist jobs need clear writing and attention to detail. Expert jobs usually ask for a degree or work experience in the field, such as a law license or medical training. Language jobs need native or fluent skill in that language. Coding jobs need real programming experience.