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Mandarin Language Expert

JT AI Labs

Pay not stated 15 countries

About the role

About this role :

Interview language: English

In this hourly-paid, fully remote contractor role, you will review AI-generated responses and/or generate language content, evaluate reasoning quality and step-by-step problem-solving, and provide expert feedback so outputs are accurate, logical, and clearly explained. You will assess solutions for accuracy, clarity, and adherence to the prompt; identify errors in methodology or conceptual understanding; fact-check information; write high-quality explanations and model solutions that demonstrate correct methods; and rate and compare multiple AI responses based on correctness and reasoning quality. You will apply senior-level Chinese (Mandarin) localization/translation judgment alongside Minimum C1 English proficiency to ensure terminology, tone, and cultural nuance are consistently correct across use cases. This role is with SME Careers, a fast-growing AI Data Services company and a subsidiary of SuperAnnotate that provides AI training data for many of the world’s largest AI companies and foundation-model labs. Your work directly helps improve the world’s premier AI models.

Your profile :

  • Bachelor’s degree or higher in Translation, Linguistics, Localization, Communications, or a related field.
  • Native or near-native Chinese (Mandarin) proficiency and strong command of the locale conventions for China.

- Minimum C1 English proficiency (reading/writing) for interpreting prompts, sources, and evaluation guidelines.

  • Minimum C1 English proficiency (reading/writing) for interpreting prompts, sources, and evaluation guidelines.

- Demonstrated ability to apply MQM/LQA concepts (severity, category, and root-cause thinking) to produce consistent quality decisions.

  • Demonstrated ability to apply MQM/LQA concepts (severity, category, and root-cause thinking) to produce consistent quality decisions.
  • Excellent editorial judgment (register, tone, inclusivity, and cultural nuance) with extreme attention to detail.
  • Ability to rigorously fact-check localized content (units, references, names, dates) using reliable sources and consistent reasoning.

- Comfort working as an hourly contractor: dependable throughput, clear documentation, and responsiveness across time zones.

  • Comfort working as an hourly contractor: dependable throughput, clear documentation, and responsiveness across time zones.

Key responsibilities :

  • Develop AI Training Content: Create detailed prompts in various topics and responses to guide AI learning, ensuring the models reflect a comprehensive understanding of diverse subjects.
  • Optimize AI Performance: Evaluate and rank AI responses to enhance the model's accuracy, fluency, and contextual relevance.
  • Ensure Model Integrity: Test AI models for potential inaccuracies or biases, validating their reliability across use cases.

Official source: jtlabs.ai. Details can change; the platform's page is the final word. Something wrong with this listing? Tell us.

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