This job post has expired on October 26, 2025. It is likely that the position has already been filled.
Linguistic Expert – Portuguese (Brazil) at Mercor
posted 1 year agoLinguistic Expert – Portuguese (Brazil) | $50–70/hr | Brazil
Join a leading AI research lab as a Linguistic Expert specializing in Brazilian Portuguese. This part-time role (20–30 hours per week) offers the opportunity to shape the future of AI language models by ensuring high-quality, culturally relevant, and accurate language outputs.
- Collaborate with AI researchers and engineers to refine and evaluate AI-generated text in Brazilian Portuguese.
- Review and annotate content for grammatical accuracy, fluency, and cultural alignment.
- Provide expert feedback on grammar, semantics, style, and tone to enhance AI performance.
- Develop guidelines and documentation to ensure consistency in AI outputs.
- Identify language-specific challenges and suggest improvements for training datasets and linguistic rules.
Requirements:
- Native-level proficiency in Brazilian Portuguese and fluency in English.
- Bachelor’s degree in Linguistics, Translation, Literature, or related field (advanced degree a plus).
- Experience in linguistic annotation, translation, or content review preferred.
- Familiarity with AI, NLP, or language technologies is a bonus.
Enjoy a flexible, remote work environment while making a direct impact on cutting-edge AI research and applications.
How to apply for this role
- Upload your resume — keep it up-to-date and in English. Mercor will auto-fill your profile from it.
- Complete the AI interview — a 15-minute conversation about your experience. Be ready to discuss specific projects and challenges you've solved.
- Submit your application — only about 20% of applicants finish all the steps, so completing yours puts you well ahead.