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Mercor · Voice & audio

Audio Engineer (Speech / TTS Audio Specialist) – French - review AI outputs in your specialty

Listed on Mercor as “Audio Engineer (Speech / TTS Audio Specialist) - French

$50/hrRemoteContractPaid in USD
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What this actually is

You record voice samples following scripts, evaluate AI-generated audio for quality, and provide expert feedback used to train speech models. Often paid by the minute or hour of recording. The platform title (Audio Engineer (Speech / TTS Audio Specialist) - French) reflects the rate band and the expertise required, not the day-to-day work.

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Can you do this on your visa?

F-2 / F-4 / F-5 / F-6: open. E-1 to E-7: needs concurrent-employment permit. D-2 / D-4 students: S-3 permit, 20 hr/week cap. D-10 / D-8: case by case.

Korean tax on USD income

First 5 years in Korea: foreign-source income only taxed if remitted into Korea. After year 5: worldwide income. Full tax guide.

Original posting from Mercor

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 French-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 French speech data. Native or near-native French fluency is required to accurately assess speech quality, pronunciation, and naturalness.

**What You'll Do**

  • Edit and process French 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 French pronunciation accuracy, naturalness, and fluency
  • Work with large batches of recordings, maintaining consistency and throughput
  • Collaborate with teams working on French speech datasets, voice talent recordings, and model training workflows

**Basic Qualifications**

  • Native or near-native French speaker with strong listening intuition for French 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
  • Hands-on experience with tools like iZotope RX, Pro Tools, or similar audio restoration software
  • Ability to identify and fix artifacts, inconsistencies, and technical defects in audio
  • Experience working with high-volume audio datasets or structured workflows

**Preferred Qualifications**

  • Experience working with TTS vendors or platforms
  • Prior involvement in speech ML, voice AI, or dataset creation/annotation workflows
  • Familiarity with audio QA pipelines, labeling, or evaluation processes
  • Experience directing or editing French voice talent recordings

**Ideal Candidate Profile**

  • Detail-oriented with strong critical listening skills in French
  • Comfortable working with repetitive, high-precision tasks at scale
  • Able to balance speed and quality in production environments
  • Familiar with the nuances of human French speech vs synthetic voice requirements

Quoted from Mercor’s public listing on 2026-09-08. We don’t edit platform copy; honest framing is in the title and the “what this actually is” block above.

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