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Portuguese (Brazil) Quality Control Specialist - Project Lyra

Welocalize· Welo Data - AI Services
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Remote$25/hrFreelance contractPosted 6mo ago

About the role

Seeking linguistics experts to evaluate and improve AI-generated Portuguese (Brazil) language outputs through quality review, rewriting, and prompt development to enhance conversational AI systems.

Responsibilities

  • Review and evaluate AI-generated text for linguistic accuracy, grammatical correctness, and cultural appropriateness.
  • Identify issues and provide high-quality rewritten responses to improve language outputs.
  • Develop natural prompts and responses in the target language to enhance conversational datasets.
  • Collaborate with global teams to improve the quality and performance of AI language models.

Qualifications

  • Strong academic or professional background in linguistics.
  • Native or professional proficiency in Portuguese.
  • Deep understanding of grammar, linguistic structures, and cultural nuances.
  • Experience in language review, evaluation, or similar roles.
  • Comfortable working with structured tasks such as preference ranking, prompt-response writing, grammaticality checks, and text improvement.
  • Detail-oriented with the ability to deliver clear, constructive feedback.

Skills

Required:Linguistic expertisePortuguese language proficiencyText review and editingStructured task execution

Benefits

  • Flexible schedule (~20 hours/week).
  • Remote work from Brazil.
  • Opportunity to contribute to cutting-edge AI projects.
  • Access to AI and Large Language Model workshops.
  • Global contributor community support.
  • Impactful work shaping AI communication.
Last updated Apr 1, 2026. Interested? Apply on the company site.

About Welocalize

Bridging language & AI to power global success.

Bridging language & AI to power global success. Our expertise in localization & AI data ensures scalable solutions for businesses worldwide.

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