Curated remote opportunities

Remote AI & Data Training Jobs in Brazil 2026

2025 remote jobs open to candidates in Brazil in AI & Data Training. Updated daily.

ElevenLabs
Transcription & Audio Training Contractor · Part-time ↘ +16 regions
Transcription Subtitling AI +12 Research Valuation Testing Monitoring Creativity Experimentation Microsoft Teams Engineering Operations MATCH Channels Formatting
  • Germany, Japan, Spain +13South KoreaUnited StatesBrazilDenmarkPortugalMexicoSwedenPolandUnited KingdomNetherlandsFranceIndiaBulgaria
  • Apr 24, 2025

ElevenLabs is an AI research and product company transforming how we interact with technology. We launched in January 2023 with the first human-like AI voice model.

OneForma
Response Rater Contractor ↘ +20 regions
iOS SDK English Make +1 User Experience
  • Poland, Spain, China +17Hong KongTaiwanCanadaBrazilUnited StatesIndiaSouth KoreaThailandJapanVietnamMexicoUnited KingdomAustraliaSaudi ArabiaGermanyUnited Arab EmiratesChile
  • Apr 18, 2025

During this Evaluation project, you will: Test and evaluate different apps available in an application store to determine the usability, efficiency and overall user experience and intent. This will be done by analyzing the information provided in the application store.

Sigma AI
Language Data Full-time ↘ +66 regions
Vietnamese Annotation Operations +12 AI Collaboration Empathy Transcription Localization English macOS Audio Collection Android SDK iOS SDK Documentation Artificial Intelligence
  • Algeria, Sierra Leone, Senegal +63MexicoSouth KoreaBeninBotswanaThailandTurkmenistanVanuatuZimbabweZambiaArgentinaDR CongoMongoliaJapanTurkeyPhilippinesKenyaKyrgyzstanMoroccoMozambiqueNepalNigeriaMaldivesChileAzerbaijanBangladeshMarshall IslandsCape VerdeUgandaPakistanUzbekistanCameroonKazakhstanTanzaniaSamoaNigerAngolaCambodiaMadagascarMalawiBurkina FasoGuinea-BissauLaosGhanaEgyptChadArmeniaMalaysiaColombiaPortugalSouth AfricaIndonesiaBrazilSingaporeCanadaUnited StatesUnited KingdomSerbiaPfSeychellesPeruGermanyHungaryFrance
  • Mar 27, 2025

🌟 Join Sigma.AI – Shaping the Future of Artificial Intelligence 🌍 🔹 What is Sigma? Sigma is a leading global technology company specialized in data collection and annotation for Artificial Intelligence.

AfterQuery
Annotation AI Medicine +12 Engineering Finance Communication Accuracy Flexible Data Annotation Professional Experience Critical Thinking Professional Judgment Written communication Communication Skills Domain Expertise
  • Remote (Global)
  • $43/hr
  • Mar 1, 2025

This is a remote, project-based role for experienced practitioners across any professional domain who can apply their real-world expertise to data annotation tasks.

Welo Data
Response Rater Full-time ↘ +4 regions
AI German Annotation +12 Localization Research E-Commerce English Confidentiality Training Translation Data Annotation Language Skills Search Relevance Online Research Research Skills
  • Chile, Argentina, Brazil +1Turkey
  • From $7/hr
  • Feb 7, 2025

Are you tech-savvy? Have a passion for quality? We are looking for Data Raters to work on projects aimed at advancing AI technologies. Join us for a unique chance to kickstart your career in the AI field! This project is an excellent starting point for entry-level candidates.

Sigma AI
Language Data Full-time
Mandarin Chinese AI Annotation +12 Operations Collaboration Empathy Transcription Localization English macOS Audio Collection Android SDK iOS SDK Documentation Artificial Intelligence
  • Angola, Morocco, Madagascar +21MongoliaMexicoTanzaniaNepalThailandAlbaniaIndonesiaArgentinaSouth KoreaTurkeyBrazilItalyMalaysiaPolandTaiwanMaldivesFrancePeruChilePhilippinesJapan
  • Dec 27, 2024

🌟 Join Sigma.AI – Shaping the Future of Artificial Intelligence 🌍 🔹 What is Sigma? Sigma is a leading global technology company specializing in data collection and annotation for Artificial Intelligence.

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