Portuguese Language Auditor - 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: Sonic Audit Specialist - Portuguese
Type: Contract
Compensation: $25/hour
Location: Remote

Role Responsibilities

• Evaluate AI training data in Brazilian Portuguese for accuracy and relevance.
• Review multilingual transcription audits by comparing recordings with transcriptions. Apply error codes and provide clear rationales.
• Conduct forced alignment audits by verifying and correcting timestamps and transcriptions at the word level.
• Ensure judgments are consistent and well-documented, focusing on careful listening rather than volume.
• Work independently and asynchronously to meet deadlines and improve AI model performance.

Qualifications

Must-Have

• Native or near-native command of Portuguese as spoken in Brazil.
• Strong English reading and writing skills.
• Disciplined rubric application across judgments.
• Careful listening skills to distinguish similar sounds.

Preferred

• Prior experience in AI data annotation, model evaluation, or audio editing.
• Background in phonetics or linguistics.

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.