Overview
We're looking for audio engineers with strong experience editing and quality-checking voice recordings for speech and text-to-speech (TTS) applications, specifically for Brazilian Portuguese-language audio. This role focuses on preparing high-quality audio datasets for machine learning systems, ensuring clarity, consistency, and technical compliance across large volumes of Brazilian Portuguese speech data. Native or near-native Brazilian Portuguese fluency is required to accurately assess speech quality, pronunciation, and naturalness.
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What You'll Do
- Edit and process Brazilian Portuguese voice recordings for use in TTS and speech AI systems
- Perform audio cleanup including silence trimming, breath reduction/removal, de-clicking, de-essing, and noise reduction
- Conduct detailed quality assurance checks for:
- Clipping and distortion
- Background noise and artifacts
- Loudness consistency and level balancing
- Ensure audio meets strict technical specifications for ML training pipelines
- Evaluate recordings for Brazilian Portuguese pronunciation accuracy, naturalness, and fluency
- Work with large batches of recordings, maintaining consistency and throughput
- Collaborate with teams working on Brazilian Portuguese speech datasets, voice talent recordings, and model training workflows
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Basic Qualifications
- Native or near-native Brazilian Portuguese speaker with strong listening intuition for Brazilian Portuguese speech nuances
- Experience editing speech or voice recordings (not just music production)
- Strong understanding of speech audio quality standards and common issues in recorded dialogue