Curated remote opportunities

Remote AI & Data Training Jobs in Brazil 2026

1956 remote jobs open to candidates in Brazil in AI & Data Training. Updated daily.

Alignerr
AI Expert - Cybersecurity Contractor ↻ Reposted
Governance Compliance GRC +12 AI Training Research Microsoft Teams Reasoning Management Organization Procedures Accuracy NIST Documentation Audit
  • Remote (Global)
  • $30-55/hr
  • Jun 23, 2026

We partner with the world's leading AI research teams and labs to build and train cutting-edge AI models. Right now, we're looking for experienced GRC professionals to help us build high-quality datasets and evaluation frameworks for security and risk reasoning.

Anyone AI
AI Expert - Software Engineering Contractor · Part-time
Engineering AI Recruiting +12 English Python JavaScript TypeScript Java C# Go Testing Pytest Jest JUnit xUnit
  • Brazil
  • $45 – $80 per hour
  • Jun 22, 2026

Anyone AI is recruiting skilled software engineers to work on a project with a leading AI lab. Qualifications: Advanced professional written proficiency in English 3–7 years of professional software engineering experience Strong proficiency in Python and JavaScript/TypeScript;…

Alignerr
CFD AI OpenFOAM +12 Dynamics Physics Machine Learning Engineering Reasoning Writing Reinforcement Learning Research Simulation Organization Accuracy Mechanics
  • Remote (Global)
  • $80-110/hr
  • Jun 19, 2026

What if your expertise in computational fluid dynamics could teach AI to reason about aerodynamics, boundary conditions, and flow physics — without you ever having to write a single line of machine-learning code?

Alignerr
CFD AI OpenFOAM +12 Dynamics Physics Machine Learning Engineering Reasoning Writing Reinforcement Learning Research Simulation Organization Accuracy Mechanics
  • Remote (Global)
  • $80-110/hr
  • Jun 19, 2026

What if your expertise in computational fluid dynamics could teach AI to reason about aerodynamics, boundary conditions, and flow physics — without you ever having to write a single line of machine-learning code?

Alignerr
AI Analysis Training +12 Engineering Simulation Flexible Organization Compliance FEA Modeling Accuracy Communication English German Scripting
  • Remote (Global)
  • $80-110/hr
  • Jun 19, 2026

What if your expertise in structural analysis and seismic design could teach AI to think like an engineer? We're looking for structural and civil engineers across Germany and the wider European region to design, create, and evaluate AI training tasks rooted in real-world…

Meridial AI
Audio Annotation Contractor ↘ +143 regions
Arabic Pronunciation Nuance +4 Accuracy Alignment Audio Evaluation Cultural Nuance
  • United States, Albania, Algeria +140AndorraAntigua and BarbudaArgentinaAustraliaAustriaBahamasBahrainBangladeshBarbadosBelgiumBelizeBeninBoliviaBosnia and HerzegovinaBotswanaBrazilBulgariaCameroonCanadaChileColombiaCosta RicaCroatiaCyprusDenmarkDjiboutiDominicaDominican RepublicEcuadorEgyptEl SalvadorEquatorial GuineaEstoniaFijiFinlandGabonGambiaGhanaGreeceGrenadaGuyanaHondurasHungaryIcelandIndiaIndonesiaIrelandIsraelItalyJamaicaJapanJordanKiribatiKuwaitLatviaLebanonLesothoLiberiaLiechtensteinLithuaniaLuxembourgMadagascarMalawiMalaysiaMaldivesMaltaMarshall IslandsMauritiusMexicoMicronesiaMonacoMontenegroNamibiaNauruNepalNetherlandsNew ZealandNicaraguaNorwayOmanPalauPanamaPapua New GuineaParaguayPeruPhilippinesPolandPortugalQatarRomaniaSaint Kitts and NevisSaint LuciaSaint Vincent and the GrenadinesSamoaSan MarinoSao Tome and PrincipeSenegalSerbiaSeychellesSierra LeoneSingaporeSlovakiaSloveniaSolomon IslandsSouth AfricaSouth KoreaSpainSurinameSwedenSwitzerlandTanzaniaThailandVatican CityTogoTongaTrinidad and TobagoTunisiaTuvaluUgandaUnited Arab EmiratesUnited KingdomUruguayVanuatuVietnamZambiaBhutanBruneiGuatemalaMoroccoNigeriaRwandaSaudi ArabiaCape VerdeIvory CoastKosovoPakistanTimor-LesteCzech RepublicNorth MacedoniaEswatini
  • $20/hr
  • Jun 19, 2026

We are looking for independent contractors with native-level Arabic fluency and strong familiarity with Arabic as used across United Arab Emirates, Kuwait, Qatar, Bahrain and Oman Arabic-speaking regions to support voice and audio evaluation work.

Alignerr
Labelbox AI Python +12 TensorFlow PyTorch scikit-learn Scalability Modeling Architecture Logic Problem Solving English Communication Machine Learning Training
  • Remote (Global)
  • $90-120/hr
  • Jun 19, 2026

Labelbox • Remote (United States preferred) Shape the data that powers frontier AI Quick facts - Engagement - Hourly, at‑will contractor- Schedule - Fully remote & asynchronous (min.

Anyone AI
AI Expert - Physics Contractor · Part-time
Physics AI STEM +12 Training Reasoning Analysis Python English Research NumPy SciPy Modeling Simulation Writing Mechanics
  • Brazil
  • $40 per hour
  • Jun 18, 2026

Location: Remote Type: Contract / Part-time Commitment: 20 to 40 hours per week Compensation: Up to 40 USD / hr Project duration: 2 months, with potential extension About the role We create high-quality STEM training data for frontier AI models.

Meridial AI
LLM Evaluator (Code) Contractor ↘ +145 regions
JSON Sourcing Accuracy +12 Alignment French Pronunciation Formatting Logic Syntax AI LLMs Automation Scripting Customer Support Canadian French
  • United States, Albania, Algeria +142AndorraAntigua and BarbudaArgentinaAustraliaAustriaBahamasBahrainBangladeshBarbadosBelgiumBelizeBeninBoliviaBosnia and HerzegovinaBotswanaBrazilBulgariaCameroonCanadaChileColombiaCosta RicaCroatiaCyprusDenmarkDjiboutiDominicaDominican RepublicEcuadorEgyptEl SalvadorEquatorial GuineaEstoniaFijiFinlandGabonGambiaGhanaGreeceGrenadaGuyanaHondurasHungaryIcelandIndiaIndonesiaIrelandIsraelItalyJamaicaJapanJordanKiribatiKuwaitLatviaLebanonLesothoLiberiaLiechtensteinLithuaniaLuxembourgMadagascarMalawiMalaysiaMaldivesMaltaMarshall IslandsMauritiusMexicoMicronesiaMonacoMontenegroNamibiaNauruNepalNetherlandsNew ZealandNicaraguaNorwayOmanPalauPanamaPapua New GuineaParaguayPeruPhilippinesPolandPortugalQatarRomaniaSaint Kitts and NevisSaint LuciaSaint Vincent and the GrenadinesSamoaSan MarinoSao Tome and PrincipeSenegalSerbiaSeychellesSierra LeoneSingaporeSlovakiaSloveniaSolomon IslandsSouth AfricaSouth KoreaSpainSurinameSwedenSwitzerlandTanzaniaThailandVatican CityTogoTongaTrinidad and TobagoTunisiaTurkeyTuvaluUgandaUnited Arab EmiratesUnited KingdomUruguayVanuatuVietnamZambiaBhutanBruneiFranceGuatemalaMoroccoNigeriaRwandaSaudi ArabiaCape VerdeIvory CoastKosovoPakistanTimor-LesteCzech RepublicNorth MacedoniaEswatini
  • $25/hr
  • Jun 17, 2026

We are sourcing independent contractors to help review AI-generated coding and technical customer service outputs for accuracy, clarity, and guideline alignment.

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One email per week, 5 hand-picked roles.