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Audio Annotation Jobs in Ontario (NOW HIRING)

Mercor

French TTS Audio Specialist

Toronto, ON · Remote

CA$50/hr

Prior involvement in speech ML, voice AI, or dataset creation/annotation workflows . * Familiarity with audio QA pipelines . * Experience directing or editing French voice talent recordings

Mercor

French Speech Audio Engineer

Toronto, ON · Remote

CA$50/hr

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 ...

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Audio Annotation information

What is audio annotation?

Audio annotation is the process of labeling or tagging audio data with relevant information, such as identifying sounds, speech, speakers, or background noises. This process helps train machine learning models to recognize and understand audio content. Audio annotation can involve tasks like transcribing speech, marking segments with specific sounds, or categorizing audio clips by genre or emotion. It is widely used in developing applications for speech recognition, virtual assistants, and audio analysis.

What are the key skills and qualifications needed to thrive as an audio annotator, and why are they important?

To thrive as an Audio Annotator, you need strong attention to detail, excellent listening skills, and familiarity with linguistic concepts, often supported by relevant coursework or experience in linguistics or audio processing. Proficiency in annotation tools such as ELAN, Audacity, or Praat, as well as experience with data labeling platforms, is typically required. Strong organizational skills, patience, and the ability to work independently make someone stand out in this role. These skills ensure accurate and consistent audio data labeling, which is essential for training reliable AI and speech recognition systems.

What are some common challenges faced by audio annotators, and how can they be managed effectively?

Audio annotators often encounter challenges such as distinguishing overlapping voices, dealing with low-quality recordings, and maintaining consistency in labeling. To manage these, it's important to use high-quality headphones, familiarize yourself with annotation guidelines, and communicate regularly with your team to resolve ambiguities. Many organizations also provide regular feedback sessions and quality checks to ensure accuracy and support continuous improvement.

What are popular job titles related to Audio Annotation jobs in Ontario?

For Audio Annotation jobs in Ontario, the most frequently searched job titles are:

What job categories do people searching Audio Annotation jobs in Ontario look for?

The top searched job categories for Audio Annotation jobs in Ontario are:

Audio Annotation jobs near you
Infographic showing various Audio Annotation job openings in Ontario as of August 2026, with employment types broken down into 1% Internship, 66% Full Time, 30% Part Time, 1% Temporary, and 2% Contract. Highlights an 79% Physical, 3% Hybrid, and 18% Remote job distribution.

French TTS Audio Specialist

Toronto, ON • Remote

Mercor
See more jobs at Mercorexternal

CA$50/hr

Full-time

Posted 18 days ago

Job description

About the job

Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey.

Position: Audio Engineer (Speech / TTS Audio Specialist) – French
Type: Contract
Compensation: $50/hour
Location: Remote

Role Responsibilities

  • Edit and process French voice recordings for use in TTS and speech AI systems.
  • Perform audio cleanup including silence trimming, breath reduction, de-clicking, de-essing, and noise reduction.
  • Conduct detailed quality assurance checks for clipping, distortion, background noise, and loudness consistency.
  • Ensure audio meets strict technical specifications for ML training pipelines.
  • Evaluate recordings for French pronunciation accuracy, naturalness, and fluency.
  • Collaborate with teams working on French speech datasets and model training workflows.

Qualifications

Must-Have

  • Native or near-native French speaker with strong listening intuition for French speech nuances.
  • Experience editing speech or voice recordings.
  • Strong understanding of speech audio quality standards.
  • Hands-on experience with tools like iZotope RX, Pro Tools.
  • Ability to identify and fix artifacts, inconsistencies, and technical defects in audio.
  • Experience working with high-volume audio datasets.

Preferred

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

Application Process (Takes 20–30 mins to complete)

  • Upload resume
  • AI interview based on your resume
  • Submit form

Resources & Support

  • For details about the interview process and platform information, please check: https://talent.docs.mercor.com/welcome
  • For any help or support, reach out to: support@mercor.com

PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.