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Bilingual Annotator, Portuguese

Annotate, review and evaluate Portuguese language data for AI training and model evaluation.

Remote, worldwidePer taskPer hourProject basedAI surveys
About the work

Bilingual annotation is the work of deciding what text or speech actually means, then recording that decision in a form a model can learn from. For Portuguese that covers labelling intent and sentiment, checking whether a translation preserves meaning rather than words, transcribing speech accurately, and judging which of two model outputs a native speaker would actually accept.

Brazilian and European Portuguese, kept separate throughout. Corpshore treats language varieties as distinct rather than flattening them, because a model trained on a flattened dataset fails precisely on the speakers who were flattened.

Corpshore runs annotation, evaluation and data collection for AI teams across 18+ countries in 35+ languages. Work is assigned by qualification and availability, not by location, and every task shows its rate before you reserve it.

What you would be doing

  • Label and review Portuguese text or audio against a project rubric
  • Judge whether Portuguese model outputs are natural, accurate and appropriate in register
  • Flag ambiguous cases rather than guessing, so the rubric can be corrected
  • Keep quality steady across long batches, which is harder than it sounds

What we need from you

  • Native or near-native Portuguese
  • Strong written English, since rubrics and reviewer feedback are in English
  • A reliable internet connection and a device you can work on comfortably
  • Ability to follow a written rubric precisely, including its edge cases
  • Willingness to have your work reviewed, and to act on that review

Helpful, not required

  • Formal training in Portuguese linguistics, translation or teaching
  • Familiarity with a specific regional variety and its differences
  • Previous annotation, transcription, moderation or research experience
  • Comfort with spreadsheets or annotation tooling
  • A subject you know unusually well, whatever it is
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