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Brazilian Portuguese Audio Transcription Rater

Role overview

Summary

This role focuses on speech data annotation for a project requiring Portuguese cultural expertise in Brazil. You will verify and correct audio transcriptions to ensure accuracy and consistency, contributing to the quality of automated systems.

Qualifications

  • Portuguese cultural expertise in Brazil; strong listening comprehension.
  • Comfortable following detailed style guides and annotation instructions.
  • Good attention to detail, especially for timestamp/boundary precision.
  • Reliable internet connection and a quiet working environment with good headphones.
  • Preferred: Prior experience in transcription, annotation, or data labeling.

Responsibilities

  • Listen carefully to short audio clips in Portuguese (Brazil)
  • Verify and correct word-level timestamp/segment boundaries generated by an automated system
  • Review and correct spoken-form transcriptions per a detailed style guide
  • Flag ambiguous or unclear audio segments for adjudication

Key facts

Hard skills

Other skills

  • Listening Skills
  • Detail Oriented
  • Reliability

About the company

Welo Data logo

Welo Data

  • AI & Machine Learning
  • Large
  • 1,001–5,000
Welo Data works with technology companies to provide datasets that are high-quality, ethically sourced, relevant, diverse, and scalable to supercharge their AI models. As a Welocalize brand, Welo Data leverages over 25 years of experience in partnering with the world’s most innovative companies and brings together a curated global community of over 500,000 AI training and domain experts to offer services that span: - Annotation and Labeling: Transcription, summarization, image and video classification and labeling. - Enhancing LLMs: Prompt engineering, SFT, RLHF, red teaming and adversarial model training, model output ranking. - Data Collection and Generation: From institutional languages to remote field audio collection. - Relevance and Intent: Authoritative relevance solutions across any discovery target, with mature operating models and a highly trained global workforce. - The Welo Data advisory team members bring practical, applied AI expertise to your projects. They have both strong academic experience and a deep working knowledge of state-of-the-art AI tools, frameworks, and best practices. Elevate your Data with Welo Data.

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Job description

About the Role

We are looking for detail oriented Portuguese cultural expertise in Brazil for speech data annotation Project. In this role, you will listen to short audio clips and verify or correct word level segment boundaries and transcriptions generated by an automated alignment system.

Project Details

  • Job Title: Andromeda Delta - Audio Transcription Rater V2 - Portuguese (Brazil)
  • Location: Brazil (Remote)
  • Engagement Type: Freelance (Pilot)
  • Rate: USD 5.20/hour
  • Estimated Hours: 15-20 hours/week

Key Responsibilities

  • Listen carefully to short audio clips in Portuguese (Brazil)
  • Verify and correct word-level timestamp/segment boundaries generated by an automated system
  • Review and correct spoken-form transcriptions per a detailed style guide
  • Flag ambiguous or unclear audio segments for adjudication
  • Maintain consistency and accuracy across assigned batches

Requirements

  • Portuguese cultural expertise in Brazil; strong listening comprehension
  • Prior experience in transcription, annotation, or data labeling preferred
  • Comfortable following detailed style guides and annotation instructions
  • Good attention to detail, especially for timestamp/boundary precision
  • Reliable internet connection and a quiet working environment with good headphones

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