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20 remote jobs found
Alignment Portuguese AI +12 Sourcing Quality Assurance Communication Accuracy Annotation Testing Assurance Acting Documentation Nuance Linguistics Education
  • Brazil
  • Jul 14, 2026

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

Linguistics (SME) Contractor ↻ Reposted
Portuguese Localization AI +12 Training Organization Accuracy Communication English Consistency Translation Research Flexible Collaboration AI Training European Portuguese
  • Remote (Global)
  • $20–$40/hour
  • Jul 14, 2026

Portuguese Language Expert (AI Training) About the Role We're looking for Portuguese language experts to help evaluate and improve AI systems trained on Portuguese-language content.

AI Portuguese Training +12 Teaching Organization Accuracy Writing Tutoring English Consistency Testing Research Collaboration AI Training Attention to Detail
  • Remote (Global)
  • $25-30/hr
  • Jun 26, 2026

AI Language Expert — Portuguese (AI Training) About the Role We're looking for native Portuguese speakers with a background in language teaching or assessment to help evaluate and improve AI systems trained on Portuguese-language content.

Bilingual LLM & Translation Full-time ↘ +2 regions
Portuguese Marketing Translation +10 Localization Training English Research Communications Linguistics Product Management Language Services Machine Learning Product Support
  • United States, Portugal
  • Jun 23, 2026

As a trusted global transformation partner, Welocalize accelerates the global business journey by enabling brands and companies to reach, engage, and grow international audiences.

English Portuguese Linguistic Quality Assurance +12 Translation Localization Training Patents Proofreading Chemistry JIRA Consistency Linguistics Biology Copywriting Management
  • Brazil
  • $1 – $1/hr
  • Jun 15, 2026

As a trusted global transformation partner, Welocalize accelerates the global business journey by enabling brands and companies to reach, engage, and grow international audiences.

Portuguese English Localization +11 Translation LLM Evaluation Data Annotation Quality Assurance Copyediting CAT Tools Terminology Management Style Guides MQM Error Typology Linguistic QA (LQA) Editorial Review
  • Brazil, Portugal
  • Up to $30/hr
  • Jun 7, 2026

In this hourly-paid remote contractor role, you will review AI-generated responses and create language content that helps improve advanced AI systems. You will evaluate: Accuracy Clarity Reasoning quality Problem-solving quality Prompt adherence while providing expert…

Bilingual LLM & Translation Full-time ↘ +2 regions
Portuguese Authorization History +4 Make 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…

Bilingual LLM & Translation 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

Alignerr is seeking Portuguese language experts to help evaluate and improve AI systems trained on Portuguese-language content. Contributors will help shape how AI systems understand, generate, and communicate in Portuguese through language evaluation, cultural review, and…

Portuguese AI Training +12 Education Research Communication Phonetics Morphology Syntax Semantics Pragmatics Microsoft Word Expressions Reasoning Accuracy
  • 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 Expressions Reasoning Accuracy
  • 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.

Bilingual LLM & Translation 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
  • $22+/hr
  • May 17, 2026

DataAnnotation is seeking Portuguese-speaking Translators to help train and improve advanced AI chatbot systems. This role involves interacting with AI models in both Portuguese and English to evaluate conversational quality, logic, accuracy, and language performance.…

Bilingual LLM & Translation Full-time ↘ +2 regions
Alignment Portuguese AI +12 Sourcing Quality Assurance Communication Accuracy Annotation Testing Assurance Acting Documentation Nuance Linguistics Education
  • Portugal, Brazil
  • 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
Templates Engineering Optimization +12 Accuracy Precision Recall Documentation Portuguese English Education Linguistics Communication AI LLMs Data Classification
  • Portugal
  • Mar 16, 2026

We are seeking a Prompt Engineer to be responsible for the end-to-end technical migration workflow for transitioning templates to LLM autoraters. The role is required to use client’s internal tools to leverage prompt engineering techniques to maximize model performance.

Portuguese AI Training +12 Education Research Communication Phonetics Morphology Syntax Semantics Pragmatics Microsoft Word Expressions Reasoning Accuracy
  • Remote (Global)
  • Feb 12, 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.

Portuguese Annotation AI +12 Accuracy Consistency Curation Cross-Functional Collaboration Microsoft Teams English Communication Grammar Syntax Problem Solving Linguistics Localization
  • Brazil
  • Dec 9, 2025

Job Title: Portuguese Language Expert (Brazil) Job Type: Contractor Location: Remote Job Summary: Join our customer’s team as a Portuguese Language Expert and play a pivotal role in shaping high-quality language data resources for cutting-edge projects.

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