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Remote AI training and data labeling jobs in China

Find remote AI training and data labeling jobs open to applicants in China.

  • 100% remote
  • Flexible hours
  • Hourly / per-task pay
  • 14 open roles

Image Editing QA Reviewer

Review AI image edits against prompts, checking realism, defects, and whether unrelated details stayed unchanged. This worldwide role requires 20+ hours a week and pays per label.

Image & Video Annotation
Image
Remote · Worldwide
English
Part-time · Flexible
Per task

Posted Nov 6, 2026

Digital Imaging Specialist / Digital Artist

Work remotely as a Digital Imaging Specialist or Digital Artist editing, annotating, and creating 2D and 3D visual assets for AI training. This project-based role is open worldwide and requires 20+ hours per week.

Image & Video Annotation
Image
Remote · Worldwide
English
Part-time · Flexible

Posted Nov 6, 2026

Mathematics Expert

Create challenging physics problems, write clear step-by-step solutions, and assess how language models handle advanced mathematical reasoning. This remote contract role is open worldwide, requires English fluency, and involves 20 or more hours per week.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible

Posted Nov 6, 2026

Personal Account Rater (Google Account)

Review English AI assistant prompts and responses using personal account context, including email history and photo libraries. This remote project runs 14 to 16 weeks and requires 20 or more hours per week.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible

Posted Nov 6, 2026

Audio Voice Annotation Trainer (Portuguese, German)

Record natural Portuguese and German group conversations for an AI speech project. You will need a wired microphone, wired headphones, a quiet space, and reliable internet for a scheduled live session.

Audio & Speech
Audio
Remote · Worldwide
German, Portuguese
Part-time · Flexible

Posted Nov 4, 2026

Cybersecurity Specialist (AI Safety)

Create Dockerized security tasks that test how AI agents handle prompt injection, jailbreaks, tool misuse, and unsafe actions. This remote freelance role pays $300 per accepted task and requires Python, Docker, Git, and hands-on AI red-teaming experience.

Generative AI & RLHF
Code
Remote · Worldwide
Part-time · Flexible
Intermediate level
Fixed price · $300

Posted Nov 4, 2026

RL Environment Engineer for AI Safety Coding Agents

Build realistic coding tasks and secure evaluation environments for AI coding agents. This remote contract role offers $200 fixed-price tasks and flexible work under 20 hours per week.

Coding & Software
Code
Remote · Worldwide
Part-time · Flexible
Intermediate level
Fixed price · $200

Posted Nov 4, 2026

Computer Science (STEM) Task Designer

Design realistic, scientifically rigorous tasks that test AI agents on computational life sciences work. This remote contractor assignment pays $280 per approved task and requires Python, research experience, and at least 20 hours per week.

Coding & Software
Computer Code Programming
Remote · Worldwide
English
Part-time · Flexible
Per task · $280/label

Posted Nov 4, 2026

Personal Account Generalists (Samsung Android Users)

Review AI-generated prompts and responses for relevance, accuracy, helpfulness, and personal context. This remote 16-week contractor project pays $15 per hour and requires a Samsung Android phone running Android 16 or higher.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible
Hourly · $15/hr

Posted Nov 4, 2026

Distributor Sales Data Analyst (English)

Manage distributor inventory, verify invoices, audit sales transactions, and build performance reports with Excel and Power BI. This worldwide, part-time contract pays $30 per completed label.

General Annotation
Documents
Remote · Worldwide
English
Part-time · Flexible
Intermediate level
Per task · $30/label

Posted Nov 4, 2026

Business Management Consultant Presentation Review

Review enterprise PowerPoint presentations and business prompts, improve model responses, and explain your judgments. The role requires 3+ years of presentation experience and 20+ hours per week.

Generative AI & RLHF
Document
Remote · Worldwide
English
Part-time · Flexible

Posted Nov 3, 2026

PhD Biology Expert / Life Sciences Expert

Use deep biology or life sciences research experience to create difficult scientific problems, evaluate AI model reasoning, and improve benchmarks and training datasets. This remote contractor engagement requires 40 hours per week for up to five weeks.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible

Posted Nov 3, 2026

Audio Voice Annotation Trainer (French)

Record natural, unscripted French conversations in scheduled group sessions to help create realistic AI speech data. This remote, entry-level contractor role requires 20+ hours per week and suitable wired audio equipment.

Audio & Speech
Audio
Remote · Worldwide
French
Part-time · Flexible

Posted Nov 3, 2026

Front End Design Engineer for AI Hardware Evaluation

Review AI model outputs against RTL hardware designs, specifications, reference solutions, and verification tests. Use Verilog and SystemVerilog expertise in a flexible contractor role open worldwide.

Coding & Software
Computer Code Programming
Remote · Worldwide
English
Part-time · Flexible

Posted Nov 2, 2026

Software Engineer - Code (Life Sciences)

Create graduate-level life sciences questions and reference answers for AI evaluation. This worldwide, part-time contract role requires advanced research experience and 20+ hours per week.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible

Posted Nov 2, 2026

Financial Data Analyst

Analyze financial and commercial datasets using Python, SQL, Power BI, and Excel. This worldwide contract role pays $35 to $75 per hour and takes less than 20 hours per week.

Legal & Finance
Document
Remote · Worldwide
English, Russian +1 more
Part-time · Flexible
Intermediate level
Hourly · $35–$75/hr

Posted Nov 1, 2026

Computational Life Sciences Designer, Computer Science STEM

Design realistic, multi-step computational life sciences tasks that test AI agents using scientific data, Python, troubleshooting, and verifiable results. This remote five-week contractor assignment pays $280 per approved task.

Coding & Software
Computer Code Programming
Remote · Worldwide
English
Part-time · Flexible
Per task · $280/label

Posted Oct 31, 2026

AI Training Project Lead

Lead a 16-week remote AI training project covering multimodal annotation and chatbot evaluation for accounting and finance applications. Coordinate teams, quality, schedules, budgets, and client communication.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible

Posted Oct 31, 2026

Audio and Video Annotator (English)

Work remotely as an Audio and Video Annotator, comparing short clips and selecting the best audio or video match. The contract role is open worldwide, requires English proficiency, and involves 20+ hours per week.

Audio & Speech
Text
Remote · Worldwide
English
Part-time · Flexible

Posted Oct 30, 2026

Senior Quality Lead (AI Annotation)

Lead quality decisions for AI annotation and chatbot evaluation work, mentor reviewers, resolve difficult cases, and improve guidelines in a remote 16-week project.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible

Posted Oct 30, 2026

Retail Consumer Banking Expert

Review AI responses about retail banking products, operations, and compliance. This remote contractor role pays $100 per hour and requires strong consumer banking knowledge and written English.

Legal & Finance
Text
Remote · Worldwide
English
Part-time · Flexible
Hourly · $100/hr

Posted Oct 29, 2026

Mortgage And Home Lending Expert

Review AI responses on underwriting, loan programs, servicing, and mortgage compliance using your lending expertise. This remote freelance role pays $100 per hour and offers a flexible commitment of about 10 to 30 hours per week.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible
Hourly · $100/hr

Posted Oct 29, 2026

Corporate Banking Expert Model Evaluator

Use your corporate banking expertise to evaluate AI model responses, build review rubrics, and assess credit, lending, and transaction banking judgments. This remote freelance role pays $100 per hour and requires 20+ hours per week.

Legal & Finance
Text
Remote · Worldwide
English
Part-time · Flexible
Hourly · $100/hr

Posted Oct 29, 2026

Commercial Banking Expert (AI Evaluation)

Review AI responses on commercial lending, credit underwriting, treasury, and banking workflows for $100 per hour. Work remotely with a flexible commitment of 20 or more hours per week.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible
Hourly · $100/hr

Posted Oct 29, 2026

Context Elicitation And Conversation Evaluation Specialist

Review AI conversations to see whether models gathered enough context before making recommendations. This part-time role asks for 20+ hours each week and professional experience in assessment, counseling, research, HCI, or related work.

Generative AI & RLHF
Text
Remote · Albania, Algeria, Angola +128 more
English
Part-time · Flexible

Posted Oct 29, 2026

Clinical & Health Specialist (English)

Review clinical charts, healthcare simulations, and AI outputs using structured rubrics and expert judgment. This contract role requires professional clinical experience, current credentials, English fluency, and at least 20 hours per week.

Medical & Health
Document
Remote · Worldwide
English
Part-time · Flexible

Posted Oct 29, 2026

Video Annotator (English) for Shot Boundaries

Review video clips frame by frame, mark shot boundaries, classify transitions, group related shots, and label scenes. This part-time contract requires English fluency and 20+ hours per week.

Image & Video Annotation
Video
Remote · Worldwide
English
Part-time · Flexible

Posted Oct 28, 2026

Academic Subject Matter Expert (Marketing)

Create and evaluate realistic marketing content used in AI training. This contract role needs professional marketing judgment, strong English communication, and at least 20 hours per week.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible

Posted Oct 28, 2026

What this work can involve

AI training is human work that helps prepare and review examples used by artificial-intelligence systems. Depending on the individual role, data labeling may involve annotating images or video, transcribing or recording audio, writing or rating model responses, evaluating search results, translating text, reviewing code, or applying subject-matter knowledge. The actual responsibilities vary by posting, so consult the live listing for the opportunity you are considering.

  • Look for the specific type of data or content named in each posting.
  • Check the individual live posting for its eligibility, responsibilities, and requirements.
  • Treat the live posting as the source of truth for client-specific details.

How hiring works through OpenTrain

OpenTrain is the hiring organization for roles on OpenTrain that list China among their eligible applicant locations. Candidates apply through OpenTrain. OpenTrain may place or refer successful candidates to the client whose project they will support. Consult each individual live posting for all other details about the role and its requirements.

  • Apply through OpenTrain for a role whose posting lists China as an eligible applicant location.
  • Read the individual posting for its stated eligibility and requirements.
  • Use the live posting as the source of truth for role-specific details.

Frequently asked questions

What can this work involve?
Remote AI training and data labeling work can involve preparing or reviewing examples for artificial-intelligence systems. Depending on the individual posting, tasks may include labeling images or video, transcribing or recording audio, writing or rating model responses, evaluating search results, translating text, reviewing code, or applying subject-matter knowledge. The live posting defines the actual responsibilities.
Where can I find role-specific details?
Find role-specific details in the individual live posting. It is the only source of truth for eligibility in China, responsibilities, qualifications, experience, pay, hours, schedule, location rules, and client-specific requirements. Review that information before applying through OpenTrain.
How does hiring work through OpenTrain?
OpenTrain is the hiring organization for roles on OpenTrain, and candidates apply through OpenTrain. OpenTrain may place or refer successful candidates to the client whose project they will support. Consult the individual live posting for every other role-specific detail.