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
Sunda Language SpecialistSundanese GrammarSyntaxMorphologyPhonologySemanticsPragmatics+5$6–65/hr
🇮🇩 Indonesia
German Language Specialist (Android Device)German GrammarSyntaxMorphologyPhonologySemanticsPragmatics+5$6–65/hr
🌍 Australia, Canada, Egypt, Thailand, US
Tutoring SpecialistPedagogyTeachingTutoringCurriculum DevelopmentStructured ReasoningInstructional Writing+4$6–65/hr
🌍 Worldwide
Financial Compliance Specialist (India)Indian Financial RegulationsSEBI RegulationsRBI RegulationsIRDA RegulationsTax LawsFinancial Risk Assessment+7$6–65/hr
🇮🇳 India
Slovene Voice ActorVoice ActingDubbingNarrationSpeech EvaluationLinguistic AnnotationSlovene Pronunciation+4$6–65/hr
🌍 Worldwide
Maltese Voice ActorVoice ActingDubbingNarrationSpeech EvaluationLinguistic AnnotationMaltese Pronunciation+4$6–65/hr
🌍 Worldwide
Lithuanian Voice ActorVoice ActingDubbingNarrationSpeech EvaluationLinguistic AnnotationLithuanian Pronunciation+4$6–65/hr
🌍 Worldwide
Latvian Voice ActorVoice ActingDubbingNarrationSpeech EvaluationLinguistic AnnotationLatvian Pronunciation+4$6–65/hr
🌍 Worldwide
Estonian Voice ActorVoice ActingDubbingNarrationSpeech EvaluationLinguistic AnnotationPronunciation+4$6–65/hr
🌍 Worldwide
Czech Voice ActorVoice ActingDubbingNarrationSpeech EvaluationLinguistic AnnotationPronunciation+4$6–65/hr
🌍 Worldwide
Finnish Voice ActorVoice ActingDubbingNarrationSpeech EvaluationLinguistic AnnotationPronunciation+4$6–65/hr
🌍 Worldwide
Welsh Voice ActorVoice ActingDubbingNarrationSpeech EvaluationLinguistic AnnotationPronunciation+4$6–65/hr
🌍 Worldwide
Russian Voice ActorVoice ActingDubbingNarrationSpeech EvaluationLinguistic AnnotationPronunciation+4$6–65/hr
🌍 Worldwide
Romanian Voice ActorVoice ActingDubbingNarrationSpeech EvaluationLinguistic AnnotationPronunciation+4$6–65/hr
🌍 Worldwide
Icelandic Voice ActorVoice ActingDubbingNarrationSpeech EvaluationLinguistic AnnotationPronunciation+4$6–65/hr
🌍 Worldwide
Arabic Voice ActorVoice ActingDubbingNarrationSpeech EvaluationLinguistic AnnotationPronunciation+4$6–65/hr
🌍 Worldwide
Japanese Voice ActorVoice ActingDubbingNarrationSpeech EvaluationLinguistic AnnotationPronunciation+4$6–65/hr
🌍 Worldwide
Hindi Voice ActorVoice ActingDubbingNarrationSpeech EvaluationLinguistic AnnotationPronunciation+4$6–65/hr
🌍 Worldwide
Portuguese Voice ActorPortuguese Voice ActingDubbingNarrationSpeech RecordingPronunciationLinguistic Annotation+6$6–65/hr
🌍 Worldwide
Voice ActorVoice ActingDubbingNarrationSpeech RecordingPronunciationLinguistic Annotation+5$6–65/hr
🌍 Worldwide
Video Game Specialist (US)PC GamingWASD ControlsGaming QABug ReportingPlaytestingUsability Testing+4$6–65/hr
🇺🇸 US
Small Business OwnershipSmall Business OperationsBudgetingPricingMarketing StrategyStaffingVendor Management+7$6–100/hr
🌍 Worldwide
Audio SpecialistAudio EvaluationCustomer SupportJSONBasic ProgrammingStructured DataTechnical Communication+6$11–30.65/hr
🌍 Worldwide
Spanish Audio SpecialistAudio EvaluationCustomer SupportJSONBasic ProgrammingStructured DataTechnical Communication+6$11–30.65/hr
🌍 Worldwide
Hindi Audio SpecialistAudio EvaluationCustomer SupportJSONBasic ProgrammingStructured DataTechnical Communication+6$11–30.65/hr
🌍 Worldwide
Albanian Language SpecialistAlbanian GrammarTranslation EvaluationLinguistic AnnotationDialect VariationCultural Context+4$6–65/hr
🌍 Worldwide
Business and Management SpecialistBusiness OperationsManagement PrinciplesOrganizational BehaviorProject ManagementMarketingEntrepreneurship+7$6–65/hr
🌍 Worldwide
Financial Institutions SpecialistBanking SystemsFinancial RegulationCapital MarketsRisk ManagementCredit Risk AssessmentRegulatory Compliance+7$6–65/hr
🌍 Worldwide
Spanish (Latin America) Language Data Contributor (Multimodal)Latin American SpanishPhoneticsMorphologySyntaxSemanticsPragmatics+7$6–65/hr
🌍 Worldwide
Portuguese Language Data Contributor (Multimodal)Brazilian PortuguesePhoneticsMorphologySyntaxSemanticsPragmatics+7$6–65/hr
🌍 Worldwide
Korean Language Data Contributor (Multimodal)Korean GrammarKorean SyntaxMorphologyPhoneticsSemanticsPragmatics+6$6–65/hr
🌍 Worldwide
Japanese Language Data Contributor (Multimodal)Japanese GrammarJapanese SyntaxMorphologyJapanese Writing SystemsPhonologyPragmatics+7$6–65/hr
🌍 Worldwide
Pavement Condition Index (PCI) Survey & Annotation SpecialistPavement Condition IndexPavement Distress ClassificationPavement Condition AssessmentRoadway InspectionImage AnnotationSeverity Assessment+6$6–20/hr
🌍 Worldwide
Detective & Police OfficersCriminal InvestigationsPatrol OperationsReport WritingEvidence HandlingInterviewing TechniquesUse-of-Force Assessment+7$6–65/hr
🌍 Worldwide
Audio Editor for Dialogue / Audio Post-ProductioniZotope RXAvid Pro ToolsDialogue EditingAudio RestorationCritical ListeningSpectrogram Analysis+6$15–30/hr
🌍 Worldwide
English Language Specialist (US Only)ResearchWritingTutoring+0$20/hr
🇺🇸 US
Uyghur Voice ActorVoice ActingUyghurDubbingNarrationSpeech EvaluationLinguistic Annotation+4$11–20/hr
🌍 Worldwide
Garment Manufacturing QC SpecialistGarment Quality ControlGarment InspectionDefect IdentificationMeasurement TolerancesStitching QualityMaterial Consistency+7$6–15/hr
🌍 Worldwide
SWE Infrastructure Specialist (Java)JavaJVMDistributed SystemsCloud InfrastructurePerformance EngineeringQuality Assurance+6$80–150/hr
🌍 Worldwide
SWE Infrastructure Specialist (JS/TS/Python)JavaScriptTypeScriptPythonInfrastructure as CodeCloud ArchitectureDistributed Systems+6$80–150/hr
🌍 Worldwide
PHP Coding SpecialistPHPAlgorithmsData StructuresSoftware ArchitectureREST APIsSecure Coding+6$6–65/hr
🇺🇸 US
Rust Coding SpecialistRustAlgorithmsData StructuresSoftware ArchitectureSystems ProgrammingMemory Management+6$6–65/hr
🇺🇸 US
TypeScript Coding SpecialistTypeScriptAlgorithmsData StructuresSoftware ArchitectureAsynchronous ProgrammingREST APIs+6$6–65/hr
🇺🇸 US
Drone Systems SpecialistDrone SystemsDrone ArchitectureImage SegmentationImage AnnotationComputer VisionHigh-Resolution Image Handling+6$6–65/hr
🇺🇸 US
Pure Mathematics SpecialistLean 4Probability TheoryMeasure TheoryReal AnalysisFunctional AnalysisOptimization+6$35–65/hr
🌍 Worldwide
Graphic Designer SpecialistGraphic DesignAdobe PhotoshopAdobe IllustratorAdobe InDesignTypographyColor Theory+7$6–65/hr
🌍 Worldwide
British Sign Language (BSL)British Sign LanguageDeaf CultureVisual LinguisticsBSL GrammarFingerspellingBSL-to-English Translation+7$6–65/hr
🌍 Worldwide
Geospatial Reasoning Specialist (Senior)Geospatial AnalysisGISSpatial ModelingCrisis ResponseQGISArcGIS+6$24/hr
🌍 Worldwide
Vietnamese Voice ActorVoice ActingDubbingNarrationVietnamese PronunciationLinguistic Annotation+3$6–65/hr
🌍 Worldwide
Hungarian Voice ActorVoice ActingDubbingNarrationHungarian PronunciationLinguistic Annotation+3$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.