Speech Audio Engineer - AI Trainer

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) – German
Type: Contract
Compensation: $50/hour
Location: Remote

Role Responsibilities

• Edit and process German 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, distortion, background noise, artifacts, loudness consistency, and level balancing.
• Ensure audio meets strict technical specifications for ML training pipelines .
• Evaluate recordings for German pronunciation accuracy , naturalness, and fluency.
• Collaborate with teams on German speech datasets , voice talent recordings, and model training workflows.

Qualifications

Must-Have

• Native or near-native German speaker with strong listening intuition for German speech nuances.
• Experience editing speech or voice recordings .
• 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

• 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 German voice talent recordings.

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