Project Epsilon - Portuguese (Brazil) Quality Control Specialist

2 days, 22 hours ago
Freelance
Junior
Quality Assurance and Testing
Welo Global

Welo Global

Welo Global specializes in providing enterprise localization, AI training data, and multilingual content solutions, leveraging a portfolio of specialized global brands to meet diverse customer needs in the AI and language services industry.

Professional Services
Founded 1997

Description

  • Review completed tasks submitted by Trainers, including the question, image, and golden answer.
  • Verify whether each golden answer is correct based on the image.
  • Identify and flag incorrect, incomplete, ambiguous, or inconsistent answers.
  • Provide clear, constructive feedback or corrections to maintain data quality.
  • Track recurring error patterns and report them to the project team.
  • Ensure Trainer output meets the project’s quality bar before final sign-off.
  • Escalate unclear cases such as illegible images or ambiguous questions to the project team.
  • Support the overall AI data annotation workflow with careful quality review.

Requirements

  • Native or strong proficiency in Portuguese.
  • Bachelor’s degree required.
  • Excellent attention to detail and a strong quality mindset.
  • Good visual observation and reading comprehension skills.
  • Ability to apply guidelines and rubrics consistently and objectively.
  • Strong written English communication skills for giving feedback.
  • Prior experience in quality assurance, quality control, editing, proofreading, data review, data annotation, or data labeling is a plus.
  • Reliable access to a computer and internet connection.

Benefits

  • $36/hour compensation.
  • Freelance, remote work format.
  • 20 hours per week.
  • Long-term assignment.
  • Flexible, project-based scheduling.
  • Optional access to AI and Large Language Model workshops.
  • Global contributor community with responsive support.

Interested in this position?

Apply directly on the company website

Apply Now

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