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Korean PDF Annotation Specialist

Mercor

Role overview

Qualifications

  • Native Korean speaker with full command of Hangul, including hanja.
  • Experience in bilingual transcription, translation, editorial work, or AI training data.
  • Exact character-level accuracy.
  • Systematic application of taxonomy across pages.

Responsibilities

  • Open and check tasks for language and content.
  • Annotate structure by identifying and bounding meaningful regions.
  • Record relationships linking each region to its related figure or table.
  • Transcribe text exactly as it appears in Hangul.

Key facts

Hard skills

Other skills

  • Transcribing
  • Detail Oriented
  • Collaboration

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

Links

Website LinkedIn See all jobs

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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: PDF Annotation & Transcription Experts – Korean
Type: Contract
Compensation: $31/hour
Location: Remote

Role Responsibilities

  • Open and check tasks. Confirm the page is in Korean, legible, has real content, and shows no personal details.
  • Annotate structure. Identify and bound every meaningful region of the page and assign each a component type and a reading-order index.
  • Record relationships. Link each region to the figure or table it belongs to through a parent component identifier.
  • Transcribe faithfully. Reproduce all text exactly as it appears in Hangul, including any hanja and handwritten content.
  • Capture page metadata. Record language, document type, source, page dimensions, and flags for tables, formulas, and handwriting.
  • Review a colleague's work. Every task is reviewed end to end by a second Korean expert.

Qualifications

Must-Have

  • Native Korean speaker with full command of Hangul, including hanja.
  • Experience in bilingual transcription, translation, editorial work, or AI training data.
  • Exact character-level accuracy.
  • Systematic application of taxonomy across pages.
  • Comfort with unfamiliar layouts like multi-column newspapers and exam papers.

Preferred

  • Experience in AI training data: annotation, labeling, grading, or bilingual evaluation.
  • Transcription and localization: MTPE, subtitling, bilingual QA, OCR correction or post-editing.
  • Document production: typesetting, copy-editing, proofreading, or digitization of Korean-language material.
  • Script and encoding: Unicode normalization, Korean input methods, Hangul jamo composition, and hanja handling.

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

m.rivera@company.com
linkedin.com/in/marcusrivera
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