Portuguese Language Data Contributor (multimodal) – Freelance Ai Trainer Project

Invisible Expert Marketplace

Remote
$6-to-$65 ph; not specified; not specified
Remote
Portuguese (brazil) language expertise
Phonetics, morphology, syntax, semantics, pragmatics, sociolinguistics
Documenting model failure modes
Invisible Expert Marketplace is seeking Portuguese (Brazil) language specialists to contribute as freelance AI trainers, helping to advance the development of AI through high-quality linguistic data. Ideal candidates should have a strong background in linguistics and be capable of analyzing language models across various linguistic dimensions

Job Summary

  • We need your expertise to help power the next generation of AI by contributing high-quality training data.
  • You’ll challenge advanced language models on topics like verb conjugation, noun-adjective agreement, sentence structure, word order, accentuation, and colloquial expressions.
  • Services include providing audio, video, image, and written inputs—including recordings of your voice and likeness—to support the development and refinement of AI systems.

Matching Summary

Match Score: 85

Invisible Expert Marketplace is seeking Portuguese (Brazil) language specialists to contribute as freelance AI trainers, helping to advance the development of AI through high-quality linguistic data. Ideal candidates should have a strong background in linguistics and be capable of analyzing language models across various linguistic dimensions.

Salary

$6-to-$65 per hour; Not specified; Not specified

Skills & Requirements

Must-have

  • Portuguese (Brazil) language expertise
  • Phonetics, morphology, syntax, semantics, pragmatics, sociolinguistics
  • Documenting model failure modes
  • Conversing with AI models
  • Verifying factual accuracy and logical soundness
  • Capturing reproducible error traces
  • Suggesting prompt engineering improvements
  • Providing audio, video, image, and written inputs

Nice-to-have

  • Metacognitive communication skills
  • Shaping the future of AI
  • Democratizing world-class education

Key Requirements

  • Degree in Portuguese language, linguistics, or related field
  • Peer-reviewed publications, teaching experience, or linguistic analysis projects
  • 18 years or older
  • Agree to participant and consent agreements
  • Submit content featuring only yourself
  • Avoid third-party or sensitive personal information

Work Rights

Not specified

Tailored Resume

Cover Letter