STEM Expert, Mandarin Chinese (mainland China)

Mercor; India; Remote; INR 5,433,000 - 7,502,000; Part time

Job summary

Mercor is seeking a STEM Expert fluent in Mandarin Chinese for an hourly remote contract. You will handle tasks in realistic digital workspaces, drafting Mandarin requests grounded in local practice and reviewing AI outputs for quality and compliance.

The role emphasizes quantitative analysis, technical writing and rigorous documentation, with weekly payments and a pilot period. Remote work allows global participation with flexible scheduling.

Qualifications

• Native or fluent Mandarin Chinese
• Bachelor's degree from mainland China
• Experience as a scientist or engineer in research or industry (master's or PhD a plus)

Responsibilities

• Build workspaces: review files, memos and records for a project or case.
• Write tasks: draft realistic requests in Mandarin grounded in local practice and terminology.
• Define what good looks like: write grading criteria for AI outputs.
• Review AI work: audit an agent's step-by-step work and correct mistakes, detals, or local rule violations.

Skills

Mandarin Chinese

Quantitative analysis

Technical writing

Education

Bachelor's degree from mainland China

Job description

STEM Expert, Mandarin Chinese (mainland China)

Company: Mercor

Compensation: $50 per hour

Commitment: Hourly contract

Location: Remote

Referral Reward: Earn up to $200 per successful referral.

Referral Link: https://t.mercor.com/pnJWE

What you'll do:

You’ll work in realistic digital workspaces, with documents, spreadsheets, email, chat and industry tools, to create and review the kinds of tasks you handle in your own job. Your work will include:

• Building workspaces: reviewing files, memos and records a real team would have for a project or case.
• Writing tasks: drafting realistic requests in your language that a colleague or client might send, grounded in local practice, regulations and terminology.
• Defining what good looks like: writing clear grading criteria and checking whether an AI agent's work would meet your professional standard.
• Reviewing AI work: going through an agent's step-by-step work, spotting mistakes such as wrong calculations, missed details or incorrect local rules, and correcting them.

Requirements:

• Experience as a scientist or engineer in research or industry (master's or PhD a plus)
• Native or fluent in Mandarin Chinese
• Bachelor's degree from a recognized institution in mainland China
• Comfortable with quantitative analysis, technical documentation and data-heavy problem solving

Details:

Remote, about 21 hours per week, hourly, pilot running Oct 23 to Nov 19. We consider all qualified applicants without regard to legally protected characteristics and provide reasonable accommodations upon request.

Contract and Payment Terms

You will be engaged as an independent contractor. This is a fully remote role that can be completed on your own schedule. Projects can be extended, shortened, or concluded early depending on needs and performance. Your work at Mercor will not involve access to confidential or proprietary information from any employer, client, or institution. Payments are weekly on Stripe or Wise based on services rendered. Please note: We are unable to support H1-B or STEM OPT candidates at this time.

About Mercor

Mercor partners with leading AI labs and enterprises to train frontier models using human expertise. You will work on projects that focus on training and enhancing AI systems. You will be paid competitively, collaborate with leading researchers, and help shape the next generation of AI systems in your area of expertise.