Korean/English Bilingual AI Trainer & Evaluator (Remote, Hourly Contrator)
CNTXT AI · Seoul, Seoul, South Korea
- Hybrid
- Full-time
- $50,000 / year
- Seoul, Seoul, South Korea
Job highlights
- Remote hourly contractor for AI data and language projects.
- Tasks include data annotation, LLM evaluation, content generation.
- Requires native Korean and C1 English proficiency.
- Involves localization, translation, and QA expertise.
- Focus on accuracy, cultural nuance, and AI development.
About the role
Job Summary
This is a fully remote, hourly contractor role supporting AI data and language projects on a project-based, flexible hour basis. Project scopes vary and may include:
- Data annotation: labeling, classifying, and structuring documents, tables, and other content to support AI training datasets.
- LLM evaluation: reviewing AI-generated responses for accuracy, reasoning quality, coherence, and cultural/linguistic appropriateness.
- Content generation: writing high-quality prompts and model responses, or recording high-quality voice samples, to guide AI learning across diverse topics.
- Localization QA: ensuring terminology, tone, cultural nuance, and locale-specific details (units, references, names, dates) are consistently accurate across outputs.
You will apply senior-level Korean localization and translation judgment alongside minimum C1 English proficiency to ensure terminology, tone, and cultural nuance are consistently accurate across use cases.
Profile Requirements
- Bachelor's degree or higher in Translation, Linguistics, Localization, Communications, or a related field.
- Native Korean proficiency with strong writing and editing skills.
- Minimum C1 English proficiency (reading/writing) for interpreting prompts, source materials, and evaluation guidelines.
- Excellent editorial judgment in register, tone, punctuation, inclusivity, and cultural nuance, with extreme attention to detail.
- Ability to identify meaning drift, ambiguity, locale inconsistencies, and subtle errors, and to explain corrections clearly in writing.
- Ability to rigorously fact-check localized content (units, references, names, dates) using reliable sources and consistent reasoning.
- Ability to identify reasoning gaps, methodological errors, and unclear explanations even when language is fluent.
- Reliable, self-directed, and able to deliver consistent quality with clear communication and responsiveness across time zones.
Preferred Experience
- Professional localization or translation experience.
- Familiarity with MQM/LQA concepts (severity, category, and root-cause thinking) for consistent quality decisions.
- Proficiency with CAT tools and QA workflows (translation memory, termbases, automated checks).
- Previous experience with AI data training, annotation, or evaluation.
About CNTXT AI
CNTXT AI builds artificial intelligence products and data solutions with a focus on making AI accurate, safe, and globally relevant for impact. Our work spans data services, custom AI solutions, and proprietary AI products, with deep expertise in Arabic-native and secure, sovereign solutions.
Key skills/competency
- Korean Localization
- Linguistic Judgment
- AI Data Annotation
- LLM Evaluation
- Content Generation
- Localization QA
- Translation
- Editing
- Cultural Nuance
- Attention to Detail
Skills & topics
- AI Trainer
- AI Evaluator
- Korean English
- Data Annotation
- LLM Evaluation
- Localization
- Translation
- Remote
- Contractor
- Linguistics
How to get hired
- Tailor your resume: Highlight Korean/English bilingual skills and AI/localization experience.
- Craft a strong cover letter: Emphasize your editorial judgment and attention to detail.
- Showcase your expertise: Detail your experience with data annotation or LLM evaluation.
- Prepare for interviews: Be ready to discuss your localization QA and cultural nuance skills.
Technical preparation
Review AI data annotation guidelines.,Practice evaluating LLM responses for accuracy.,Familiarize yourself with localization QA concepts.,Prepare to generate content and record voice samples.
Behavioral questions
Describe a time you identified subtle errors.,How do you ensure cultural nuance in localization?,Explain your attention to detail in editing.,How do you manage flexible hours and deadlines?
Frequently asked questions
- What are the primary responsibilities of a Korean English AI Trainer & Evaluator at CNTXT AI?
- As a Korean English AI Trainer & Evaluator at CNTXT AI, you will be responsible for a variety of tasks including data annotation for AI training datasets, evaluating AI-generated responses for accuracy and cultural appropriateness, generating content like prompts and model responses, and performing localization quality assurance to ensure cultural and linguistic consistency.
- What qualifications are essential for this Korean English AI Trainer role?
- Essential qualifications include a Bachelor's degree in Translation, Linguistics, Localization, Communications, or a related field, native Korean proficiency with strong writing and editing skills, and minimum C1 English proficiency in reading and writing. Excellent editorial judgment, attention to detail, and the ability to identify subtle errors and inconsistencies are also crucial.
- Is this Korean English AI Trainer & Evaluator position remote or on-site?
- Yes, this is a fully remote, hourly contractor position. You can work from anywhere as long as you meet the project requirements and can communicate effectively across time zones.
- What type of experience is preferred for the Korean English AI Trainer & Evaluator position at CNTXT AI?
- Preferred experience includes professional localization or translation work, familiarity with MQM/LQA concepts for quality decisions, proficiency with CAT tools and QA workflows, and prior experience in AI data training, annotation, or evaluation.
- How does CNTXT AI ensure AI accuracy, safety, and global relevance?
- CNTXT AI focuses on building AI products and data solutions with accuracy, safety, and global relevance in mind. They achieve this through expertise in data services, custom AI solutions, and proprietary AI products, with a particular emphasis on Arabic-native and secure, sovereign solutions.