[Hiring] Portuguese Language Specialist (Brazil) - Freelance AI Trainer Project @Invisible Agency

Role Description

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. With high‑quality training data, tomorrow’s AI can democratize world‑class education, keep pace with cutting‑edge research, and streamline communication for Portuguese speakers everywhere. That training data begins with you—we need your expertise to help power the next generation of AI.

We’re looking for Portuguese (Brazil) language specialists who live and breathe:

• Phonetics
• Morphology
• Syntax
• Semantics
• Pragmatics
• Sociolinguistics

You’ll challenge advanced language models on topics like:

• Verb conjugation
• Noun-adjective agreement
• Sentence structure
• Word order
• Accentuation
• Colloquial expressions

On a typical day, you will:

• Converse with the model on language scenarios
• Verify factual accuracy and logical soundness
• Capture reproducible error traces
• Suggest improvements to our prompt engineering and evaluation metrics

Ready to turn your Portuguese language expertise into the knowledge base for tomorrow’s AI? Apply today and start teaching the model that will teach the world.

Qualifications

• A master’s or PhD in Portuguese language, linguistics, or a closely related field
• Peer‑reviewed publications
• Teaching experience
• Hands‑on linguistic analysis projects
• Clear, metacognitive communication—“showing your work”

Requirements

• Contract employment type
• Remote workplace type
• Mid‑Senior level seniority

Benefits

• Pay range of $8 to $65 per hour, determined after evaluating experience, expertise, and geographic location
• Final offer amounts may vary from the pay range listed above
• As a contractor, you’ll supply a secure computer and high‑speed internet
• Company‑sponsored benefits such as health insurance and PTO do not apply