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: Audiobook QA Expert — Spanish (US)

Type: Contract Compensation: $15–$20/hour Location: Remote Commitment: 20 hours/week Role Responsibilities

- Listen to AI-narrated audiobooks in Spanish and assess narration quality for naturalness, accuracy, and enjoyment.
- Spot and log errors in synthesized speech, including skipped, added, or mispronounced words, incorrect numbers, and unnatural phrasing or intonation.
- Categorize issues and mark the exact span where they occur using our review tooling.
- Report on overall listener satisfaction and identify where narration feels natural versus where it disrupts the experience.
- Work consistently and carefully across many hours of audio without losing attention to detail.

Qualifications Must-Have

- Native or near-native fluency in Spanish (US / North American Spanish).




- Regular audiobook listener with opinions on what makes a good listen.
- Working English proficiency for clear reporting and team communication.
- Experience with annotation, labeling, transcription, proofreading, linguistics, or similar detail-oriented review work.
- Reliable availability of about 20 hours per week on a part-time basis.

Preferred

- Experience with AI training-data, model-evaluation, or audio/QA annotation projects.
- Background in language, editing, voice, or audio production.

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: [email protected]

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

📌 Spanish Audiobook Reviewer - AI Trainer (Ciudad de México)
🏢 Mercor
📍 Ciudad de México