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110 remote jobs found
Portuguese AI Annotation +11 Microsoft Excel Consistency Rubrics English Writing Accuracy AI Data Annotation Data Annotation English Proficiency Attention to Detail Quality Review
  • Portugal
  • $36 – $36/hr
  • Jul 20, 2026

About the Role We are looking for detail-oriented Trainers to support an AI data annotation project. In this role, you will review pre-seeded questions paired with images and provide accurate "golden" answers based on what you observe in the image.

Portuguese AI Annotation +11 Microsoft Excel Consistency Rubrics English Writing Accuracy AI Data Annotation Data Annotation English Proficiency Attention to Detail Quality Review
  • Brazil
  • $24 – $24/hr
  • Jul 20, 2026

About the Role We are looking for detail-oriented Trainers to support an AI data annotation project. In this role, you will review pre-seeded questions paired with images and provide accurate "golden" answers based on what you observe in the image.

Evaluation & Quality Full-time ↘ +1 regions
Portuguese Microsoft Teams Advertising +12 Accuracy Decision Making Monitoring Documentation Communications English Annotation Communication Research Feedback Documentation Data Annotation Analytical Skills
  • Portugal
  • $15/hr
  • Jul 17, 2026

Welo Data is looking for an experienced Expert Rater to support, mentor, and guide rating teams while helping improve the quality of AI-powered advertising systems.

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.

Bilingual LLM & Translation Full-time ↘ +5 regions
Portuguese Localization Microsoft Teams +12 AI Automation Scalability Translation Communication Testing Training Education English Editing Writing Management
  • Spain, Portugal, Greece, Italy, Romania
  • Jul 8, 2026

About Welocalize Welocalize, a Welo Global brand, serves localization teams through AI-enabled multilingual content solutions that enable enterprises to operate and scale globally.

AI Expert - Music & Audio Contractor · Part-time Short-term
Music Production Audio Engineering Audio Mixing +10 Music Theory Creative Writing Portuguese English Composition Audio Quality Assessment Music Annotation AI Evaluation Critical Listening Generative AI
  • Remote (Global)
  • $26 – $26/hr
  • Jul 7, 2026

Help train frontier AI systems by evaluating AI-generated music, lyrics, vocals, and audio quality in Portuguese using your expertise in music production, songwriting, music theory, and critical listening.

Response Rater Contractor
Portuguese Assurance AI +12 Leadership Training Strategic Thinking Coaching Combine Annotation Audit Alignment Calibration Onboarding Microsoft Teams Documentation
  • Brazil, Mexico, Argentina, Spain
  • Jul 6, 2026

Overview Are you an experienced quality assurance professional with a passion for language quality, AI, and team leadership? We are looking for a Portuguese (Brazil)-speaking Quality Control Lead to join a large-scale AI training program.

Language Data Full-time
Portuguese AI Onboarding +12 Communication Writing English Messaging Organization Documentation Troubleshooting Confidentiality Programming Transcription Translation Analysis
  • Remote (Global)
  • Jul 6, 2026

Portuguese (Portugal) AI Product Tester Location: 100% Remote, global Device: Applicants must own a qualifying Google Pixel device for the duration of the project Compensation: USD $150.00 one time payment upon successful completion of 14 qualified submissions.(each submission…

Language Data Full-time ↘ +1 regions
Portuguese AI Onboarding +12 Communication Messaging Organization Documentation Troubleshooting Confidentiality Programming Transcription Translation Analysis Testing Localization
  • Remote (Global)
  • Jul 6, 2026

Brazilian Portuguese AI Product Tester No Google Pixel device? No problem at all! We will happily lend and ship the required phone directly to your home for the duration of the project. Location: 100% Remote, located in the U.S.

RWS
AI & Data Training Freelancer · Part-time
Transcription Portuguese Flexible +11 AI Accuracy Consistency ASR English Payments Tax Audio Transcription Remote Work Speech Recognition Attention to Detail
  • Brazil
  • From $6/hr
  • Jul 6, 2026

We are looking for Audio Transcribers to support the improvement of AI-generated content in Portuguese (Brazil) . Job Type: Freelance Location: Work from home Work Schedule: Part-time - 10+ hours per week. Flexible - work whenever you want.

RWS
AI & Data Training Contractor · Part-time Ongoing
AI Portuguese German +12 English Dubbing Acting Editing Localization Training Storytelling VAT Tax Voice Acting Media Localization Synthetic Speech
  • Brazil
  • $12 – $12/hr
  • Jul 5, 2026

Join the future of entertainment! We’re looking for native or near native Portuguese (Brazil) and German-speaking creative professionals with English skills to rate the dubbing of media content based on understandability and meaningfulness, voice naturalness, prosody, voice…

Transcription & Audio Training Contractor · Full-time
Portuguese AI Sourcing +12 Telecommunications Accuracy Training Audit Role-Play Finance Auditing Programming JSON Troubleshooting Writing Communication
  • Remote (Global)
  • $6 – $65/hr
  • Jul 4, 2026

Project Overview We are sourcing independent Audio Evaluation Specialists for an AI benchmark evaluation project assessing advanced agentic audio models.

Language Data Full-time ↘ +8 regions
Portuguese Flexible AI +8 English Transcription Annotation Spring Boot Make Voice Recording Audio Recording Attention to Detail
  • Portugal, Germany, United Kingdom, France, Luxembourg, Switzerland, United States, Canada
  • $17/hr
  • Jul 1, 2026

Portuguese (EU) Speakers Needed – Flexible Online Project We’re looking for people who speak Portuguese (EU) to help with a simple AI project. You can work from home and choose the tasks you prefer.

Sales Communication AI +12 Communications Leadership Sales Development Prospecting Organization Outreach Messaging Marketing Research English Spanish Portuguese
  • Spain
  • Jun 30, 2026

Cresta unlocks the true potential of the customer experience, turning every conversation into a competitive advantage. Cresta’s unified AI platform combines conversational AI agents, real-time human agent augmentation, and comprehensive conversation intelligence to drive revenue…

AI & Data Training Contractor
Football Knowledge FIFA World Cup Sports Statistics +8 Data Verification Content Evaluation Fact-Checking AI Content Rating AI Evaluation English Portuguese Multilingual QA
  • Brazil
  • $10.8-$17.4/hour
  • Jun 26, 2026

Seeking bilingual football fans in Brazil to evaluate AI-generated FIFA World Cup 2026 content in English and Portuguese, ensuring accuracy in sports data, statistics, and match information. $10.80-$17.40/hr.

Portuguese English Translation +12 Marketing Nuance Accuracy Cross-Functional Collaboration Microsoft Teams Localization Assurance Linguistics Payments AI Insurance Tax
  • United States
  • Jun 26, 2026

About The Opportunity Are you a talented linguist with a love for language and cutting-edge technology? We want YOU to join our dynamic translation pool! We're on the lookout for experts in Marketing – but don't let that limit you.

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.

AI Expert - Document & Presentation QA Contractor · Part-time Ongoing
Business Analysis Microsoft Excel Microsoft PowerPoint +10 Microsoft Word Business Writing Analytical Skills Quality Assurance AI Evaluation Attention to Detail Professional Communication Structured Feedback Business Strategy Portuguese
  • Remote (Global)
  • $20 – $70/hr
  • Jun 16, 2026

About the Role Join a client's team as a Portuguese-speaking Business Document Expert and play a central role in evaluating and elevating next-generation AI-driven productivity tools. In this fully remote role, you'll use your business acumen and advanced Office Suite skills to…

Portuguese AI Microsoft Excel +12 PowerPoint Microsoft Word Finance Strategic Thinking Marketing Operations Analysis Reporting Precision Cross-Functional Collaboration Microsoft Teams Economics
  • Remote (Global)
  • $20 – $70/hr
  • Jun 15, 2026

Job Title: Business Document Expert (Portuguese Speaker) Job Type: Contract Location: Remote (Ideally based in the US) Job Summary Join our customer's team as a Business Document Expert and play a pivotal role in evaluating and elevating the next generation of AI-driven…

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.

RWS
AI & Data Training Contractor · Part-time Ongoing
AI Portuguese Italian +12 English Dubbing Acting Editing Localization Training Storytelling VAT Tax Voice Acting Media Localization Synthetic Speech
  • Brazil
  • $12 – $12/hr
  • Jun 12, 2026

Join the future of entertainment! We’re looking for native or near native Portuguese (Brazil) and Italian-speaking creative professionals with English skills to rate the dubbing of media content based on understandability and meaningfulness, voice naturalness, prosody, voice…

RWS
AI & Data Training Contractor · Part-time Ongoing
AI Portuguese French +12 English Dubbing Acting Editing Localization Training Storytelling VAT Tax Voice Acting Media Localization Synthetic Speech
  • Brazil
  • $12 – $12/hr
  • Jun 12, 2026

Join the future of entertainment! We’re looking for native or near native Portuguese (Brazil) and French (France)-speaking creative professionals with English skills to rate the dubbing of media content based on understandability and meaningfulness, voice naturalness, prosody,…

Marketing Portuguese AI +12 Microsoft Word PowerPoint Microsoft Excel Documentation Training Accuracy Organized Communication English Collaboration Communications Cross-Functional Collaboration
  • Remote (Global)
  • $10 – $55/hr
  • Jun 9, 2026

Job Title: Marketing Documents Specialist (Portuguese) Job Type: Contractor Location: Remote (Ideally based in the US) Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems.

Portuguese AI Microsoft Word +12 Microsoft Excel PowerPoint Documentation Templates Contracts Onboarding Communications Alignment Training Compliance Communication Human Resources
  • Remote (Global)
  • $10 – $45/hr
  • Jun 9, 2026

Job Title: HR Documents Specialist (Portuguese) Job Type: Contractor Location: Remote (Ideally based in the US) Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems.

Portuguese AI Finance +12 Microsoft Excel Microsoft Word PowerPoint Accuracy Training Communication Accounting Documentation Reporting Annotation Financial Documents Model Training
  • Remote (Global)
  • $10 – $45/hr
  • Jun 9, 2026

Job Title: Financial Documents Specialist (Portuguese) Job Type: Contractor Location: Remote Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems.

AI & Data Training Contractor
Manufacturing Operations English +12 Portuguese AI Benchmarking Engineering Logistics Management Optimization Rubrics Problem Solving Analysis Accuracy Purchasing
  • Brazil
  • Jun 9, 2026

About The Opportunity We are looking for experienced Manufacturing and Industrial Operations professionals to support a cutting-edge AI benchmarking project focused on industrial, production, and supply chain environments.

RWS
AI & Data Training Freelancer · Part-time
AI Portuguese Flexible +12 Accuracy English Assurance Annotation Payments VAT Tax Speech AI LLM Evaluation Remote Work English Proficiency Machine Learning
  • Brazil
  • From $6/hr
  • Jun 9, 2026

We are looking for Speech AI Evaluation Specialist to support the improvement of AI-generated content in Portuguese (Brazil) . Job Type: Freelance Location: Brazil (work from home) Work Schedule: Part-time - 10+ hours per week. Flexible - work whenever you want.

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…

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