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Portuguese Audio Annotation Verifier

Welo Data

Audio QA / Reviewer Freelancer · Part-time Short-term
Portugal $18.80/hr April 29, 2026

Job description

About the Role

Welo Data is seeking Portuguese Audio Annotation Verifiers to perform quality assurance on transcription data for a leading voice AI platform.

In this role, you will review and validate transcription outputs, ensuring accuracy, consistency, and adherence to project guidelines before data is used in AI training.

Key Responsibilities

  • Review transcriptions for accuracy and guideline compliance
  • Approve or reject outputs with clear written feedback
  • Identify errors in punctuation, formatting, and audio labeling
  • Provide constructive feedback to improve annotator performance
  • Detect recurring issues and escalate systemic problems

Requirements

  • Native or near-native Portuguese proficiency
  • Strong grammar and writing skills
  • Prior experience in transcription QA or review
  • High attention to detail and critical thinking
  • Ability to provide clear written feedback

Work Details

  • Remote (Portugal-based applicants only)
  • Freelance / project-based
  • 10–20 hours per week
  • Duration: ~3–6 weeks
  • Start: June 2026

Compensation

  • $18.80 per hour

About the Company

Welo Data provides high-quality training data for AI systems, supporting global voice and language technologies.

Apply now

You will be redirected to the company's website to complete your application.

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Frequently asked questions

Is Welo Data legitimate?
Yes, Welo Data is a legitimate company listed on RemoWork. We verify all companies on our platform. However, we always recommend doing your own research before sharing personal information or starting work. Check reviews from other users and visit the company's official website for the most up-to-date information.
How do I get started with Welo Data?
To get started, visit Welo Data's official website and look for their careers or sign-up page. Create an account, complete your profile with relevant skills and experience, and apply for available positions or projects. Some companies may require you to pass a qualification test or assessment before you can start working.
Does Welo Data offer remote work?
Yes, Welo Data offers remote work opportunities. Most tasks and positions can be completed from anywhere with a reliable internet connection and a computer or smartphone. Specific location requirements may vary by project or role, so check individual listings for details.
How does Welo Data pay its workers?
Payment methods and schedules vary. Common payment options include PayPal, bank transfers, Payoneer, and other digital payment platforms. Visit Welo Data's official website or check their payment/FAQ section for specific details about payment methods, minimum thresholds, and payout schedules.
What skills do I need to work with Welo Data?
Required skills vary by role and project. Generally, you'll need a reliable internet connection, basic computer literacy, strong attention to detail, and good communication skills. Some positions may require specialized expertise, language proficiency, or technical qualifications. Check individual job listings for specific requirements.
What is the relationship between Welo Data and Welocalize?
Welo Data is a brand launched by Welocalize in 2024, specifically focused on AI data services. Welocalize has over 25 years of experience in translation and content solutions. Welo Data leverages this heritage while focusing on AI training data, annotation, RLHF, and LLM fine-tuning services with a global network of 500,000+ experts.
What types of AI tasks does Welo Data offer?
Welo Data offers a comprehensive range of AI tasks: text/image/video/audio annotation and labeling, transcription, summarization, prompt engineering, Supervised Fine-Tuning (SFT), RLHF, red teaming, adversarial model training, model output ranking, data collection, and culturally nuanced evaluation for search, ads, and LLM outputs across 100+ languages.
How do I apply to work with Welo Data?
Apply through the Welo Data website (welodata.ai). You'll go through a screening process including a language/cultural assessment and a task-related qualification exam. Once approved, you access projects through the "Welo Works" platform. Optional study materials and training guides are provided to help you prepare for assessments.
Apply now

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