QA Annotator And Quality Reviewer

You will review Portuguese-language data and AI outputs, checking whether they are accurate, well labeled, and aligned with detailed guidelines. You will also provide clear written feedback and help identify ways to improve review processes.

• Audit completed labels and correct errors.
• Classify text and tag entities and sentiment.
• Review and score AI outputs for quality, correctness, and guideline alignment.
• Write concise notes explaining your decisions.
• Suggest improvements to guidelines and workflows.
• Review occasional sensitive content.

What It Pays And Takes

This is project-based contract work with flexible hours and less than 20 hours per week. The role is intended for an intermediate-level contributor with prior annotation or quality assurance experience.

• Pay: $15 per hour.
• Work type: Part-time contractor.
• Location: You must reside in Portugal.
• Language: C1-level European Portuguese and at least B2-level English.
• Experience: Proven experience in data annotation or quality assurance.
• Skills: Strong attention to detail, clear structured writing, and comfort following detailed guidelines.
• Education: A bachelor's degree or higher is preferred.

How It Works

OpenTrain AI is the hiring and contracting organization for this role. Apply on OpenTrain, and the employer will review your application there.

About AI Training Work

AI training work uses human reviews, labels, and feedback to help artificial intelligence systems produce better results. Quality reviewers are paid for careful judgment because their decisions help shape how these systems understand and respond to language.