Sonic Audit Specialist – Korean

Mercor

. Audit Multilingual Transcription tasks by listening to speech, reviewing annotator transcriptions, applying error codes, assigning pass/fail verdicts, and writing rationales .

Posted 10/13/2026contractRemote • South KoreaMid-LevelSenior💰 $25 per hourWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in auditing multilingual transcription tasks, applying error codes, and providing clear feedback in English. Proficient in careful listening and distinguishing word boundaries, with a strong command of Korean and English.

Highest-signal resume keywords

Native Or Near-Native Korean ProficiencyStrong English Reading And WritingPrior Transcription Or QA ExperienceCareful Listening SkillsDisciplined Rubric Application

ATS Keywords

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Applicant Tracking System Keywords

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Tools & Technologies

Audio Editing ToolsWaveform Tools

Industry Keywords

Multilingual TranscriptionLinguistic AnnotationAI Data AnnotationForced AlignmentPhoneticsLinguistics

About the role

Key responsibilities & impact

Audit Multilingual Transcription tasks by listening to speech, reviewing annotator transcriptions, applying error codes, assigning pass/fail verdicts, and writing rationales
Audit Forced Alignment tasks by verifying word-level timestamps and reference transcriptions
Correct inaccurate boundaries, split or merge segments, add missing segments, and remove wordless segments
Apply every applicable error code and explain pass/fail decisions in plain language
Identify critical errors first so failure reasons are clear
Complete a short calibration phase before production work
Work on Amazon Sonic audit collections supporting AI training data
Help train and enhance frontier AI systems through Mercor projects

Requirements

What you’ll need

Native or near-native command of Korean as spoken in South Korea
Born and raised in a region where Korean and this variety is dominant, or fully fluent with five or more years of residence in such a region
Strong English reading and writing
Ability to read a detailed rulebook and write clear feedback in English
Disciplined and consistent rubric application
Careful listening skills, including distinguishing similar sounds and word boundaries in continuous speech
Prior transcription, subtitling, localization, linguistic annotation, or QA experience is a strong signal
Helpful but not required: prior AI data annotation or model evaluation work
Helpful but not required: phonetics or linguistics background
Helpful but not required: experience with audio editing or waveform tools
Must be able to work as an independent contractor
H1-B and STEM OPT candidates are not supported

Benefits

Comp & perks

Fully remote role
Flexible own schedule
Weekly payments via Stripe or Wise
Competitive pay
Referral bonuses of up to $100 per successful referral