Portuguese QA Lead - Remote

The position is a contract, fully remote role titled Portuguese Quality Assurance Lead, working for a fast‑growing AI data services firm that supplies training material to many of the world’s leading artificial‑intelligence developers. The lead will be responsible for safeguarding the quality, uniformity and trainer output across Portuguese‑language AI training initiatives. Each day the specialist will examine Portuguese content generated by AI as well as the work of trainers and quality reviewers, measuring it against detailed project rubrics. They will write precise feedback, flag recurring problems, and relay updates through Discord channels. Additional duties include answering queries about grammar, tone, regional usage and terminology, guiding onboarding sessions, maintaining style guides, FAQs, trackers and other documentation, and re‑engaging contributors who have become inactive. Candidates must hold a bachelor’s or master’s degree in Portuguese, linguistics, translation, communications, journalism, English, education, quality assurance or a closely related discipline. Native‑level or near‑native Portuguese fluency together with strong reading and writing abilities is required, as is solid English proficiency for following guidelines and communicating feedback. At least three years of professional experience in Portuguese writing, editing, translation, localization, content QA, AI training, education or annotation is essential, along with deep knowledge of Portuguese grammar, spelling, punctuation, tone, regional variations and