Mercor for AI trainers
Organize your human intelligence to power the AI economy
- Open jobs
- 283
- Median pay
- $75/hr
- Typical pay
- $30–180/hr
- 1,058 reviews
- 4.5
About Mercor
Mercor started in 2023 as an AI hiring platform. It now places scientists, doctors, lawyers, bankers, and other experts with AI labs such as OpenAI and Anthropic, to train and test their models. Mercor says it has more than 30,000 experts and an average contract rate of $108 an hour.
- Founded
- 2023
- Founders
- Brendan Foody, Adarsh Hiremath, Surya Midha
- Headquarters
- San Francisco, USA
- Funding
- $350M at a $10B valuation (2025)
- Workers
- Independent contractors
- Payment
- Stripe or Wise, weekly
How hiring works
- Create an account and upload your resume.
- Answer a short written or multiple-choice assessment.
- Do a 20-minute AI video interview on a desktop computer. You can retake it up to 3 times.
- After an offer, verify your ID and pass a background check, which takes 1 to 2 weeks.
What workers say
Good
- Most reviewers say the weekly pay arrives on time.
- High rates: Mercor says its average contract pays $108 an hour.
- Interesting expert work with flexible remote hours.
Watch out for
- Projects can end or pause with no notice.
- Work volume is hard to predict, and hour caps or rates can drop.
- It is hard to reach a person for support.
Open jobs at Mercor
Open jobs
Pay amount
Pay type
283 jobs
Bilingual Dutch (Belgium) Generalist Expert — AI SafetyDutchEnglishWriting PromptsContent ClassificationJudgment+3$48–52/hr
🇧🇪 Belgium
- Bilingual Croatian Generalist Expert — AI SafetyCroatianEnglishWritten ReasoningJudgment+2
$38–42/hr
🌍 Worldwide
- Bilingual Turkish Generalist Expert — AI SafetyTurkishEnglishPrompt WritingContent ClassificationAdversarial Testing+3
$23–27/hr
🌍 Worldwide
- Bilingual Indonesian STEM Expert (PhD) — AI SafetyChemistryBiologyLaboratory TechniquesComputational TechniquesRadiochemistryNuclear Chemistry+6
$19–23/hr
🌍 Worldwide
- Bilingual French Generalist Expert — AI SafetyFrenchEnglishWritten ReasoningCultural JudgmentAI Safety+3
$48–52/hr
🌍 Worldwide
- B2B Sales Expert (3+ YOE, US Only)B2B SalesEnterprise SalesNegotiationPipeline GenerationCRMForecasting+5
$50–70/hr
🇺🇸 US
- Certified Medical Coder (ICD-10) — Multilingual Clinical Documentation & AI EvaluationICD-10 CodingClinical DocumentationCoding IntegrityMedical CodingAnnotationEpic+6
$45–65/hr
🇺🇸 US
- Multilingual Inpatient Hospitalist (MD) — Clinical Documentation & AI EvaluationClinical DocumentationHospitalist PracticeEpicAI AnnotationModel EvaluationInternal Medicine+5
$170/hr
🇺🇸 US
$170–190/hr
🇺🇸 US
- Pediatric Inpatient Nurses (RN)Pediatric NursingClinical DocumentationEpic EHRAI AnnotationMedical Assessment+4
$55–65/hr
🇺🇸 US
- Engineering Simulation SpecialistPythonControl SystemsAnalog CircuitsRF CircuitsPower ElectronicsMechanical Design+5
$60–90/hr
🌍 Worldwide
- Electrical Test Automation EngineerPythonMATLABLabVIEWC/C++SCPIGPIB+5
$70–85/hr
🌍 Worldwide
- Electrical Design SpecialistAutoCAD ElectricalETAPSKM Power ToolsEPLANRevitPower System Analysis+4
$70–85/hr
🌍 Worldwide
- Radio Frequency and Electromagnetic Engineering ExpertRF EngineeringElectromagneticsAntenna DesignMicrowave SystemsHFSSMATLAB+5
$80–95/hr
🌍 Worldwide
- AI Developer Trace Task AuditorCursorGitHub CopilotClaude CodeDebuggingFull-Stack DevelopmentBackend Systems+6
$70–90/hr
🇺🇸 US
- SWE-Bench Task AuditorPythonJavaGoTypeScriptC++SWE-Bench+5
$70–90/hr
🇺🇸 US
- ML Challenge Task AuditorPyTorchTensorFlowScikit-LearnXGBoostExperiment DesignModel Selection+6
$70–90/hr
🇺🇸 US
- AWS Serverless & Infrastructure-as-Code Task AuditorAWS LambdaAPI GatewayDynamoDBS3EventBridgeSNS/SQS+6
$70–90/hr
🇺🇸 US
- Kubernetes Task AuditorKubernetesHelmGoPythonTypeScriptPrometheus+5
$70–90/hr
🇺🇸 US
- Spanish TutorsSpanishTeachingTutoring+0
$60–65/hr
🌍 Worldwide
- Expert InterviewerRecruitingInterviewingTechnical VettingStructured Judgment+2
$50–60/hr
🇺🇸 US
- Trainium (NKI) Kernel ExpertNKIAWS TrainiumCUDATritonPerformance ProfilingNumerical Correctness+5
$70–90/hr
🇺🇸 US
- GPU Kernel ExpertCUDATritonNKIPallasPerformance ProfilingNumerical Correctness+3
$70–90/hr
🇺🇸 US
- CVE Vulnerability ExpertCVECVSSCWECAPECDockerDocker Compose+5
$70–90/hr
🇺🇸 US
- Compensation & Equity Expert (Total Rewards)Compensation DesignEquity Program ManagementSalary BandsLeveling Frameworks409A ValuationsRSU Programs+5
$50–200/hr
🌍 Worldwide
- Cloud / DevOps Engineer (Infra & IaC)KubernetesTerraformAWS CDKAWS LambdaAPI GatewayDynamoDB+5
$75–110/hr
🇺🇸 US
- Computer and Information Systems ManagersIT ManagementInformation SystemsTeam CoordinationAI EvaluationQuality Assurance+4
$70–110/hr
🇺🇸 US
- Legacy Codebase Migration ExpertJavaPythonDockerKubernetesCI/CDPostgreSQL+4
$200/hr
🌍 Worldwide
- News Analysts, Reporters, and JournalistsJournalismNews AnalysisEditorial JudgmentReportingBroadcast Media+3
$70–110/hr
🇺🇸 US
- Compliance OfficersCompliance AnalysisRegulatory ReviewLicensing StandardsEnforcement InspectionLegal Writing+4
$70–110/hr
🇺🇸 US
- Medical and Health Services ManagersHealthcare OperationsClinical Services ManagementRegulatory ComplianceBudgetingPersonnel AdministrationRecords Management+6
$100–120/hr
🇺🇸 US
- CliniciansClinical ReasoningTreatment PlanningPatient EducationDiagnostic AssessmentAcute and Chronic Care+4
$120–150/hr
🇺🇸 US
- LawyersLegal WritingContract LawLitigationStatutory InterpretationLegal DraftingClient Advisory+5
$70–110/hr
🇺🇸 US
- Financial and Investment AnalystsFinancial AnalysisInvestment AnalysisValuationQuantitative AnalysisEquity ResearchPortfolio Management+5
$70–110/hr
🇺🇸 US
- Financial ManagersFinancial ManagementAccountingBankingCreditFinancial PlanningBudgeting+7
$70–110/hr
🇺🇸 US
- Project Management SpecialistsProject ManagementSchedulingBudgetingStaffingProcurementStakeholder Communication+6
$70–110/hr
🇺🇸 US
- Sales Representatives, Wholesale and Manufacturing, Technical and Scientific ProductsTechnical SalesB2B SalesSales EvaluationAI Systems+2
$70–110/hr
🇺🇸 US
- Preclinical R&D Expert – In-house Drug DevelopmentPreclinical R&DDrug DiscoveryMedicinal ChemistryPharmacologyToxicologyData Annotation+5
$60–100/hr
🌍 Worldwide
- Network Engineer - Talent Network (Data for Autonomous Systems)Network EngineeringPacket AnalysisWiresharkTcpdumpEnterprise Wi-FiWLAN Controllers+6
$50–70/hr
🌍 Canada and US
- Applied Physics Benchmark SpecialistPhysicsSemiconductor PhysicsNanoelectronicsSpintronicsPhotonicsQuantum Optics+7
$61–77/hr
🌍 Worldwide
- Generalist Search ExpertInformation RetrievalWeb SearchPrecision and RecallAcademic Research+3
$40–70/hr
🌍 Worldwide
- Agent EngineerLLM AgentsAgent EvaluationProduction SystemsCloud SandboxesMCPCompany Data Integration+4
$100–500/task
🌍 Worldwide
- Music & Lyrics Expert - ThaiSongwritingLyric WritingMusic CompositionThai MusicCritical Listening+3
$18/hr
🌍 Worldwide
- Music & Lyrics Expert - PunjabiMusic EvaluationLyric WritingSongwritingPunjabi Music KnowledgeCritical ListeningMusic Theory+5
$15/hr
🌍 Worldwide
- Music & Lyrics Expert - NorwegianSongwritingLyric WritingMusic CompositionMusic PerformanceMusic JournalismCritical Listening+5
$42–78/hr
🌍 Worldwide
- Preclinical R&D Expert – ADC & BispecificsAntibody-Drug ConjugatesBispecific AntibodiesPreclinical R&DDrug DiscoveryTranslational ResearchPharmacology+5
$60–100/hr
🌍 Worldwide
- Software Engineer, Full Stack — IndiaPythonJavaRustC#C++TypeScript+5
$25–30/hr
🇮🇳 India
- Medicare Advantage Brokers Survey – Agent & Enrollment InsightsMedicare Advantage PlansHealth Insurance SalesClient Enrollment+2
$140
🇺🇸 US
- Atomistic & Surface Modeling Experts (Computational Materials & Catalysis)DFTAb Initio Molecular DynamicsClassical MDMonte CarloVASPQuantum ESPRESSO+7
$84/hr
🇺🇸 US
- Voice Actor: CX Agent Voice Cloning (UK English)Voice ActingAudio RecordingUK English AccentText-to-Speech SystemsAudio EditingIntonation Control+4
$50–100/hr
🇬🇧 UK
No jobs match these filters. Try a different search or clear the filters.
Open jobs by category
STEM84 open jobs
Coding59 open jobs
Generalist35 open jobs
Medical25 open jobs
Finance22 open jobs
Languages19 open jobs
Creative17 open jobs
Voice & Video15 open jobs
Legal7 open jobs
Hourly pay of open jobs
- Under $2518 open jobs
- $25–5018 open jobs
- $50–7576 open jobs
- $75–10076 open jobs
- $100–15038 open jobs
- $150–20015 open jobs
- $200 or more7 open jobs
Frequently Asked Questions about Mercor
How much does Mercor pay?
Mercor has 283 open jobs on this site. The median pay is $75/hr, and most jobs pay $30–180/hr. Each job page shows its own rate.
How does Mercor pay workers?
Mercor pays every Wednesday for the work week before, in USD. It picks Stripe or Wise from your country. A standard Stripe transfer is free and takes 2 to 3 business days, and your first payout has a 7-day hold. Mercor does not deduct taxes.
How do I get hired at Mercor?
1. Create an account and upload your resume. 2. Answer a short written or multiple-choice assessment. 3. Do a 20-minute AI video interview on a desktop computer. You can retake it up to 3 times. 4. After an offer, verify your ID and pass a background check, which takes 1 to 2 weeks.
Is Mercor legit?
Yes. Mercor is a San Francisco company founded in 2023. It raised $350M at a $10B valuation in 2025, and AI labs such as OpenAI and Anthropic use it. It pays every week through Stripe or Wise, and it has 4.5 of 5 on Trustpilot from over 1,000 reviews. In March 2026 Mercor reported a cyberattack, and some contractors filed lawsuits about it.
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.