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59 remote jobs found
General Full-time ↘ +2 regions
Portuguese Authorization Make +3 Personalized Search Recommendation Systems Google Maps
  • Brazil, United States
  • May 28, 2026

What if your everyday search habits could help improve how millions of people discover places online? WHAT YOU’LL DO: Review personalized search & location recommendations in Portuguese (Brazil) Evaluate the relevance and usefulness of suggested places based on real search…

RWS
AI & Data Training Full-time ↻ Reposted
Portuguese Philosophy AI +12 Writing Reasoning Theology Teaching Anthropology Ethics Education English Flexible Training Precision Communication
  • Brazil
  • From $30/hr
  • May 27, 2026

Project Overview Help shape the future of AI in Brazil! We are building a next‑generation benchmark to evaluate how well AI systems handle complex, real‑world questions in Brazilian Portuguese .

RWS
AI & Data Training Full-time ↻ Reposted
Portuguese AI Writing +12 Reasoning Governance Journalism English Flexible Training Procedures Ethics Precision Communication Research Education
  • Brazil
  • From $36/hr
  • May 27, 2026

Project Overview Help shape the future of AI in Brazil! We are building a next‑generation benchmark to evaluate how well AI systems handle complex, real‑world questions in Brazilian Portuguese .

RWS
AI & Data Training Full-time ↻ Reposted
Portuguese AI Writing +12 Reasoning Mechanics Research Psychology Communication Unity Unreal Engine Physics Game Design Education Training English
  • Brazil
  • From $60/hr
  • May 27, 2026

Project Overview Help shape the future of AI in Brazil! We are building a next‑generation benchmark to evaluate how well AI systems handle complex, real‑world questions in Brazilian Portuguese .

Language Data Full-time
English Spanish Portuguese +12 Russian German French Indonesian Mandarin Chinese Product Management AI Machine Learning Flexible Training Authorization Annotation
  • United States
  • $15 – $18/hr
  • May 26, 2026

Job description Candidates MUST BE located in USA due to client's technical requirements. Remote position Must-Haves: Full fluency in English and at least one additional language : Spanish, Portuguese, Russian, German, French, Indonesian, or Chinese, as multilingual support is…

Optimization Portuguese AI +12 Translation Grammar Accuracy English Localization Quality Assurance Hospitality Management Consistency English comprehension Language Review AI Tools
  • Portugal
  • From $17.1/hr
  • May 25, 2026

About the Role We are looking for experienced language specialists to review, refine, and validate AI translation prompts for attraction and travel content. This is not a traditional translation role; the focus is on optimizing AI-generated translations.

AI & Data Training Full-time ↘ +2 regions
Portuguese Communication Troubleshooting +11 Onboarding Documentation Zencastr Data Collection Audio Recording Quality Review Customer Support Google Sheets Google Drive Communication Skills Attention to Detail
  • Portugal
  • $25
  • May 25, 2026

Job Overview We are seeking participants for a conversational audio recording project involving natural customer support-style conversations using provided prompts and instructions.

View Details
Optimization Portuguese AI +12 Translation Grammar Accuracy English Localization Quality Assurance Hospitality Management Consistency Brazilian Portuguese English comprehension Language Review
  • Brazil
  • From $8.5/hr
  • May 25, 2026

About the Role We are looking for experienced language specialists to review, refine, and validate AI translation prompts for attraction and travel content. This is not a traditional translation role; the focus is on optimizing AI-generated translations.

RWS
AI Portuguese Translation +11 Auditing Communication Flexible Audit Linguistics Recruiting English Onboarding Go Brazilian Portuguese Remote Work
  • Brazil
  • From $25/hr
  • May 22, 2026

Project Overview: Are you a professional linguist or do you hold an academic degree in translation? We are hiring professional linguists (or people who have an academic degree in translation) to join a fascinating project focused on auditing and evaluating the quality of…

Localization AI Specialist Freelancer Ongoing
Translation Localization Editing +12 Proofreading Attention to Detail Data Annotation Search Relevance E-commerce Analysis Query Analysis Product Classification Quality Assurance Analytical thinking French Language Online Shopping Platforms ESCI Framework
  • Remote (Global)
  • $20 – $40/hr
  • May 20, 2026

Remote freelance opportunity for Portuguese language experts to evaluate and improve AI-generated Portuguese content.

Portuguese AI Training +12 Education Research Communication Phonetics Morphology Syntax Semantics Pragmatics Microsoft Word Reasoning Accuracy Linguistics
  • Portugal
  • $6 – $65/hr
  • May 18, 2026

Are you a Portuguese (Portugal) language expert eager to shape the future of AI? Large‑scale language models are evolving from clever chatbots into powerful engines of linguistic discovery.

Portuguese AI Training +12 Education Research Communication Phonetics Morphology Syntax Semantics Pragmatics Microsoft Word Reasoning Accuracy Linguistics
  • Brazil
  • $6 – $65/hr
  • May 18, 2026

Are you a Portuguese (Brazil) language expert eager to shape the future of AI? Large‑scale language models are evolving from clever chatbots into powerful engines of linguistic discovery.

Translation & Linguistics (AI) Contractor · Part-time Ongoing
Translation Portuguese English +11 Localization Attention to Detail Linguistics LLM Evaluation Writing Grammar Language Quality Assurance Conversational AI Content Review Prompt Evaluation Multilingual Communication
  • Portugal
  • From $22/hr
  • May 17, 2026

Remote flexible opportunity for Portuguese-speaking translators and language experts to evaluate AI chatbot conversations and help improve multilingual AI systems.

Acting Role-Play Improvisation +11 Emotional Communication Performing Arts Voice Acting Character Performance Conversational Roleplay Emotional Intelligence Communication Skills Drama Theater Performance Empathy AI Safety Testing
  • Remote (Global)
  • $40/deliverable
  • May 16, 2026

Remote freelance opportunity for actors, performers, and emotionally skilled communicators to participate in AI safety role-play conversations focused on emotional distress and sensitive conversational evaluation.

AI & Data Training Full-time ↘ +2 regions
Portuguese AI Sourcing +12 Quality Assurance Communication Accuracy Annotation Testing Assurance Acting Documentation Linguistics Education Linguistic QA Data Annotation
  • Portugal
  • May 14, 2026

Project Overview We are sourcing independent Language Alignment & Resource Partners (LARPs) to provide native-level Portuguese language vetting and QA for a specialized AI data project.

View Details
AI & Data Training Full-time
Portuguese Communication Zencastr +9 Data Collection Audio Recording European Portuguese Customer Support Quality Review Google Sheets Google Drive Communication Skills Attention to Detail
  • Portugal
  • From $7/hr
  • May 14, 2026

Job Overview We are looking for individuals to record natural conversations using provided scripts. You will work with a partner and play a specific role (such as Customer or Support Agent).

AI & Data Training Full-time ↘ +3 regions
Portuguese Communication English +10 Zencastr Data Collection Audio Recording Brazilian Portuguese Customer Support Quality Review Google Sheets Google Drive Communication Skills Attention to Detail
  • Portugal, Brazil, South Africa
  • May 14, 2026

Job Overview We are looking for individuals to record natural conversations using provided scripts. You will work with a partner and play a specific role (such as Customer or Support Agent).

Quality & Evaluation Contractor · Full-time Short-term
LLM Evaluation Data Annotation LLM Prompt Engineering +11 Personalization Testing Portuguese Content Moderation Analytical thinking SxS Evaluation Linguistic analysis Written communication Annotation Review AI Personalization Quality Analysis Quality Assurance
  • Remote (Global)
  • $15 – $15/hr
  • May 13, 2026

Remote contractor opportunity for Portuguese-speaking AI quality analysts to evaluate personalized Gemini AI interactions, assess model responses, and contribute to advanced AI personalization and evaluation systems.

Management Consulting Strategic Planning Business Analysis +9 Hypothesis-driven Analysis Structured Problem Solving Research Strategic Thinking Business Strategy Data Analysis Decision Making Consulting Frameworks Communication Skills
  • Remote (Global)
  • $40 – $60/hr
  • May 11, 2026

Review and improve real-world business scenarios used to train AI planning assistants. Seeking experienced consultants, strategy professionals, MBA students, and business problem-solvers with strong analytical and hypothesis-driven thinking skills.

RWS
AI & Data Training Full-time
Portuguese AI Writing +12 Reasoning Journalism Hospitality Nutrition Management English Flexible Training Precision Communication Research Education
  • Brazil
  • From $60/hr
  • May 8, 2026

Project Overview Help shape the future of AI in Brazil! We are building a next‑generation benchmark to evaluate how well AI systems handle complex, real‑world questions in Brazilian Portuguese .

RWS
AI & Data Training Full-time
Portuguese Animation AI +12 Writing Reasoning Journalism Scriptwriting English Flexible Training Precision Communication Research Education Annotation
  • Brazil
  • From $40/hr
  • May 8, 2026

Project Overview Help shape the future of AI in Brazil! We are building a next‑generation benchmark to evaluate how well AI systems handle complex, real‑world questions in Brazilian Portuguese .

RWS
AI & Data Training Full-time
Portuguese AI Writing +12 Reasoning Research Strategic Thinking Management Journalism English Flexible Training Precision Communication Education Annotation
  • Brazil
  • From $60/hr
  • May 8, 2026

Project Overview Help shape the future of AI in Brazil! We are building a next‑generation benchmark to evaluate how well AI systems handle complex, real‑world questions in Brazilian Portuguese .

RWS
AI & Data Training Full-time
Portuguese AI Writing +12 Reasoning English Flexible Training Precision Communication Research Education Annotation Ethics Brazilian Portuguese Data Annotation
  • Brazil
  • From $60/hr
  • May 8, 2026

Project Overview Help shape the future of AI in Brazil! We are building a next‑generation benchmark to evaluate how well AI systems handle complex, real‑world questions in Brazilian Portuguese .

RWS
AI & Data Training Full-time
Portuguese AI Writing +12 Reasoning Strategic Thinking Anthropology Education English Flexible Training Dynamics Precision Communication Research Annotation
  • Brazil
  • From $60/hr
  • May 8, 2026

Project Overview Help shape the future of AI in Brazil! We are building a next‑generation benchmark to evaluate how well AI systems handle complex, real‑world questions in Brazilian Portuguese .

AI & Data Training Contractor
Annotation Portuguese Training +12 AI RAG Make Auditing Writing Translation CAD Audit JSON Markdown Accuracy Cross-Functional Collaboration
  • Canada (CA: AB, BC, ON +1)
  • From $30/hr
  • May 5, 2026

Who are we? Our mission is to scale intelligence to serve humanity. We’re training and deploying frontier models for developers and enterprises who are building AI systems to power magical experiences like content generation, semantic search, RAG, and agents.

RWS
AI & Data Training Full-time
Portuguese AI Writing +12 Reasoning English Flexible Training Architecture Precision Communication Research Education Annotation Brazilian Portuguese Data Annotation
  • Brazil
  • From $60/hr
  • May 5, 2026

Project Overview Help shape the future of AI in Brazil! We are building a next‑generation benchmark to evaluate how well AI systems handle complex, real‑world questions in Brazilian Portuguese .

AI & Data Training Contractor
Portuguese Annotation AI +12 Training Formatting Flexible Transcription Make Audio Annotation AI Training AI Training Data Voice AI AI Platforms Language Skills Attention to Detail
  • Portugal
  • From $17.1/hr
  • Apr 29, 2026

Overview: Welo Data is seeking attentive listeners and skilled transcribers to join an exciting AI training data project for one of the world's leading voice AI platforms. Your contributions will directly enhance how the platform understands Portuguese dialects.

AI & Data Training Contractor
Portuguese Annotation AI +12 Training Collaboration Transcription Accuracy Compliance Formatting Grammar Editing Quality Assurance Audio Annotation AI Training AI Training Data
  • Portugal
  • From $18.8/hr
  • Apr 29, 2026

Overview: Welo Data is looking for experienced quality reviewers to join a high-profile AI training data project in collaboration with one of the world’s leading voice AI platforms.

xAI
Voice Actor Full-time
AI Portuguese Organization +12 Leadership Communication Training Microsoft Excel Accessibility Annotation English Pronunciation Accuracy Interpretation Make Transcription
  • Remote (Global)
  • Apr 28, 2026

ABOUT xAI xAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence.

AI Prompt Engineer Full-time
STEM Portuguese AI +12 Problem Solving Training Education Research Mathematics Physics Chemistry Thermodynamics Mechanics Calculus Statistical Analysis Algorithms
  • Brazil
  • Apr 28, 2026

Are you a STEM expert fluent in Portuguese (Brazil), eager to shape the future of AI? Large‑scale language models are evolving from clever chatbots into powerful engines of scientific discovery and technical problem-solving.

AI Prompt Engineer Full-time
Portuguese AI Training +12 Education Research Problem Solving Chemistry Physics Astronomy Reasoning Accuracy Teaching Communication Language Models Environmental Science
  • Brazil
  • $8 – $65/hr
  • Apr 28, 2026

Are you a science specialist fluent in Portuguese (Brazil), eager to shape the future of AI? Large-scale language models are evolving from clever chatbots into powerful engines of scientific discovery.

AI Prompt Engineer Full-time
Portuguese AI Training +12 Education Research Algorithms Architecture Infrastructure Programming REST API Management Debugging Reasoning Accuracy Writing
  • Brazil
  • Apr 28, 2026

Are you a coding expert fluent in Portuguese (Brazil) eager to shape the future of AI? Large‑scale language models are evolving from clever chatbots into powerful engines of scientific discovery.

AI & Data Training Full-time
Annotation Portuguese AI +12 Training Collaboration Transcription Accuracy Compliance Formatting Grammar Editing Quality Assurance Audio Annotation AI Training AI Training Data
  • Portugal
  • From $18.8/hr
  • Apr 28, 2026

Overview: Welo Data is looking for experienced quality reviewers to join a high-profile AI training data project in collaboration with one of the world’s leading voice AI platforms.

AI & Data Training Full-time
Transcription Portuguese AI +12 Training Formatting Flexible Annotation Make Audio Transcription AI Training AI Training Data Voice AI AI Platforms Language Skills Attention to Detail
  • Portugal
  • From $17.1/hr
  • Apr 28, 2026

Overview: Welo Data is seeking attentive listeners to join an exciting AI training data project for one of the world's leading voice AI platforms. Your contributions will directly enhance how the platform understands Portuguese dialects.

Portuguese Writing Training +12 AI Flexible Accuracy Grammar Microsoft Teams Teaching Communication Recruiting Verification Language Evaluation Structured Evaluation Language Models
  • Brazil
  • From $20/hr
  • Apr 28, 2026

Overview Are you passionate about languages, writing, and quality evaluation? We are launching an exciting language evaluation project and are looking for Portuguese-speaking experts to join our team.

Management Consulting Business Strategy Structured Problem Solving +11 Hypothesis-driven Analysis Issue Tree Development Data-driven Decision Making Market Analysis Operational Analysis Analytical Reasoning Critical Thinking AI Model Evaluation Technical Writing Decision Making Scenario Design
  • Remote (Global)
  • $45 – $45/hr
  • Apr 16, 2026

Solve business problems and train AI in consulting-style reasoning. Remote role paying ~$45/hour.

Marketing Strategy Digital Marketing Growth Marketing +12 Performance Marketing Content Marketing Product Marketing Brand Design CRM Marketing Analytics Data-driven Decision Making Problem Solving Analytical Reasoning AI Model Evaluation Data Annotation (AI) Technical Writing
  • Remote (Global)
  • $39 – $39/hr
  • Apr 16, 2026

Analyze real marketing problems to train AI systems. Remote role paying $52 per task (~$39/hour).

Transcriber (AI Training) Full-time ↘ +3 regions
Portuguese Accuracy Consistency +12 AI Flexible Operations Grammar Formatting Quality Assurance Classification Compliance Onboarding Payroll Documentation Annotation
  • Peru, Portugal, Brazil
  • $5
  • Apr 2, 2026

Understanding the Role (Entry-Level Scope with High Language Standards) This role is structured as an Entry-Level (L1 – Foundational Scope) position, which refers to the type of tasks and level of complexity, not the candidate’s overall experience or capability.

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