Remote Bilingual AI Trainer & Evaluator (Korean/English)

CNTXT AI; United States; Remote; USD 55,000 - 110,000; Part time

Job summary

CNTXT AI is seeking a senior Korean localization specialist for a fully remote, hourly contractor role supporting AI data and language projects. You will apply high-level localization judgment to ensure terminology, tone, and cultural nuances align with project guidelines.

Responsibilities include data annotation, LLM evaluation, content generation, and localization QA across diverse content. Strong English (C1) and native Korean proficiency are essential, with rigorous attention to detail.

Qualifications

• Native Korean with strong writing and editing skills.
• Minimum C1 English proficiency for interpreting prompts and guidelines.
• Excellent editorial judgement on tone, style, inclusivity, and cultural nuance.
• Ability to identify meaning drift, ambiguity, locale inconsistencies, and explain corrections clearly.
• Ability to fact-check localized content using reliable sources.
• Reliable, self-directed, and able to deliver consistent quality across time zones.

Responsibilities

• Data annotation: labeling, classifying, and structuring documents and content for AI training datasets.
• LLM evaluation: reviewing AI-generated outputs for accuracy, reasoning, coherence, and cultural/linguistic appropriateness.
• Content generation: writing prompts or model responses to guide AI learning.
• Localization QA: ensuring terminology, tone, and locale details are accurate across outputs.

Skills

Korean localization

English proficiency

Editing and writing

Quality assurance

Cultural nuance

Education

Bachelor's degree in Translation

Linguistics/Localization degree

Tools

Translation memory

Termbases

QA workflows

CAT tools

Job description

CNTXT AI is seeking a senior Korean localization specialist for a fully remote, hourly contractor role supporting AI data and language projects. You will apply high-level localization judgment to ensure terminology, tone, and cultural nuances align with project guidelines.

Responsibilities include data annotation, LLM evaluation, content generation, and localization QA across diverse content. Strong English (C1) and native Korean proficiency are essential, with rigorous attention to detail.