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Korean Language QA - AI Trainer

Role overview

Qualifications

  • Native or near-native command of Korean as spoken in South Korea
  • Strong English reading and writing skills
  • Experience in transcription, subtitling, localization, linguistic annotation, or QA
  • Ability to apply a disciplined rubric consistently

Responsibilities

  • Evaluate AI training data in Korean for accuracy and clarity
  • Review multilingual transcription audits by listening to recordings and checking transcriptions against a fixed set of error codes
  • Conduct forced alignment audits by verifying and correcting audio segment timestamps and transcriptions
  • Provide detailed written rationales for each judgment to ensure clarity and transparency

Key facts

  • Remote from: South Korea
  • Part time
  • AI Trainer
  • English, Korean

Hard skills

Other skills

  • Quality Assurance
  • Detail Oriented
  • Time Management

About the company

Mercor logo

Mercor

Job Boards & Talent Marketplaces

Our vast talent network trains frontier AI models in the same way teachers teach students: by sharing knowledge, experience, and context that can't be captured in code alone. Today, more than 30,000 experts in our network collectively earn over $2 million a day.

Company details

IndustryJob Boards & Talent Marketplaces
Company size51 - 200

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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: Sonic Audit Specialist - Korean
Type: Contract
Compensation: $25/hour
Location: Remote

Role Responsibilities

  • Evaluate AI training data in Korean for accuracy and clarity.
  • Review multilingual transcription audits by listening to recordings and checking transcriptions against a fixed set of error codes.
  • Conduct forced alignment audits by verifying and correcting audio segment timestamps and transcriptions.
  • Provide detailed written rationales for each judgment to ensure clarity and transparency.
  • Work independently and asynchronously to meet deadlines while maintaining high-quality standards.

Qualifications

Must-Have

  • Native or near-native command of Korean as spoken in South Korea.
  • Strong English reading and writing skills.
  • Experience in transcription, subtitling, localization, linguistic annotation, or QA.
  • Ability to apply a disciplined rubric consistently.
  • Excellent careful listening skills.

Preferred

  • Prior AI data annotation or model evaluation experience.
  • Background in phonetics or linguistics.
  • Experience with audio editing or waveform tools.

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.



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Marcus Rivera

Chief Revenue Officer

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