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Remote AI training and data labeling jobs in Vietnam

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

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

Clinical Research AI Evaluation Specialist

Review and improve AI-generated clinical research content for $40-$70 per hour. Use your expertise in study design, statistics, evidence appraisal, and scientific writing in a flexible remote contractor role.

Medical & Health
Text
Remote · Bangladesh, Bhutan, Brazil +14 more
English
Part-time · Flexible
Intermediate level
Hourly · $40–$70/hr

Posted Jul 8, 2026

Civil Engineering AI Training Expert

Review and improve AI-generated civil engineering content across structural, geotechnical, transportation, and water topics. This remote contract role pays $45 to $100 per hour and is open to qualified candidates in 17 countries.

Generative AI & RLHF
Text
Remote · Bangladesh, Bhutan, Brazil +14 more
English
Part-time · Flexible
Entry level
Hourly · $45–$100/hr

Posted Jul 8, 2026

Chemical Engineer AI Evaluation Specialist

Review and improve AI-generated chemical engineering content for technical accuracy, safety, calculations, and process reasoning. This remote contract pays $40 to $100 per hour and requires 20+ hours per week.

Generative AI & RLHF
Text
Remote · Australia, Bangladesh, Bhutan +18 more
English
Part-time · Flexible
Intermediate level
Hourly · $40–$100/hr

Posted Jul 8, 2026

C++ AI Code Review Engineer

Review and rank AI-generated C++ code, systems designs, and technical explanations. This remote contractor role pays $65 per hour and requires expert modern C++ and systems programming experience.

Coding & Software
Computer Code Programming
Remote · Bangladesh, Bhutan, Brazil +14 more
English
Part-time · Flexible
Expert level
Hourly · $65/hr

Posted Jul 8, 2026

C# AI Training Engineer

Review and improve AI-generated C# and .NET responses, write technical explanations, and help models learn from expert feedback. This remote contractor role pays $35 to $65 per hour and requires 20+ hours weekly.

Coding & Software
Text
Remote · Bangladesh, Bhutan, Brazil +14 more
English
Part-time · Flexible
Intermediate level
Hourly · $35–$65/hr

Posted Jul 8, 2026

Accounting AI Training Subject Matter Expert

Review AI-generated accounting responses, write expert reference content, and rate reasoning for accuracy under GAAP or IFRS. This remote contractor role offers 20+ hours weekly and country-based rates of up to $65 per hour.

Legal & Finance
Text
Remote · Austria, Bangladesh, Belgium +36 more
English
Part-time · Flexible
Entry level
Hourly · $35–$65/hr

Posted Jul 8, 2026

Legal AI Response Reviewer

Review AI-generated legal answers, assess reasoning and risk, and write model legal content. This remote contract role pays $40 to $120 per hour and requires a law degree, bar eligibility, five years of practice, and C1 English.

Generative AI & RLHF
Text
Remote · Austria, Bangladesh, Belgium +36 more
English
Part-time · Flexible
Entry level
Hourly · $40–$120/hr

Posted Jul 8, 2026

Astronomy and Space Science AI Evaluator

Review AI-generated astronomy and space science answers for accuracy, sound reasoning, uncertainty, and clear limits. This remote contract role pays $40-$100 per hour and requires 20+ hours weekly.

Generative AI & RLHF
Text
Remote · Bangladesh, Bhutan, Brazil +14 more
English
Part-time · Flexible
Intermediate level
Hourly · $40–$100/hr

Posted Jul 8, 2026

C AI Code Review Engineer

Review AI-generated C code and systems designs for memory, concurrency, safety, and performance issues at $65 per hour. This remote, part-time contract requires strong C and systems programming skills.

Coding & Software
Computer Code Programming
Remote · Bangladesh, Bhutan, Brazil +14 more
English
Part-time · Flexible
Intermediate level
Hourly · $65/hr

Posted Jul 8, 2026

Biomedical Engineering AI Evaluation Expert

Review AI-generated biomedical engineering content for accuracy, safety, sound reasoning, and regulatory awareness. This contractor role pays $40-$100 per hour and requires 20+ hours weekly.

Generative AI & RLHF
Text
Remote · Australia, Bangladesh, Bhutan +18 more
English
Part-time · Flexible
Entry level
Hourly · $40–$100/hr

Posted Jul 8, 2026

Biology AI Evaluation Specialist

Review and improve AI-generated biology answers for accuracy, reasoning, and clarity. This remote contract role pays $70 per hour, typically offers 20+ hours weekly, and requires an advanced life-science degree.

Generative AI & RLHF
Text
Remote · Bangladesh, Bhutan, Brazil +14 more
English
Part-time · Flexible
Entry level
Hourly · $70/hr

Posted Jul 8, 2026

Android Code Review and AI Training Engineer

Use your Android engineering experience to review AI-generated code, write reference solutions, and rate technical responses. This remote contract pays $35 to $110 per hour and requires at least 20 hours weekly.

Coding & Software
Text
Remote · Bangladesh, Bhutan, Cambodia +13 more
English
Part-time · Flexible
Intermediate level
Hourly · $35–$110/hr

Posted Jul 8, 2026

Advertising AI Training Expert

Review and improve AI-generated advertising outputs, write expert ad copy, and rate model responses. This remote contractor role pays $35 to $70 per hour and requires 5+ years of advertising or performance marketing experience.

Generative AI & RLHF
Text
Remote · Bangladesh, Bhutan, Brazil +14 more
English
Part-time · Flexible
Expert level
Hourly · $35–$70/hr

Posted Jul 8, 2026

Machine Learning Model Development Engineer

Build and improve machine learning models remotely using Python, MongoDB, large datasets, and model evaluation methods. This contractor role pays $80 to $140 per hour and is open to candidates in many countries.

Coding & Software
Computer Code Programming
Remote · United Arab Emirates, Argentina, Austria +49 more
English
Part-time · Flexible
Mid-Senior level
Hourly · $80–$140/hr

Posted Jul 3, 2026

Backend C# and .NET Developer

Build backend services, RESTful APIs, and MySQL systems in a remote contract role using C# and .NET. The role pays $60 to $110 per hour and is open to candidates in 52 countries.

Coding & Software
Computer Code Programming
Remote · United Arab Emirates, Argentina, Austria +49 more
English
Part-time · Flexible
Entry level
Hourly · $60–$110/hr

Posted Jun 28, 2026

AI Translation Expert

Review and rate Vietnamese AI responses for accuracy, reasoning, tone, and cultural nuance. This remote contractor role is open in Vietnam and pays $20 per hour for 20+ hours weekly.

VietnameseEnglishCAT ToolsMQM Error TypologyCopyeditingTerminology Management
Translation & Localization
Text
Remote · Vietnam
Vietnamese
Part-time · Flexible
Entry level
Hourly · $20/hr

Posted May 25, 2026

Document Data Extraction Specialist

Review PDF and DOCX files, correct AI-generated extraction drafts, and produce accurate structured data for legal, finance, accounting, and compliance documents. This part-time contractor role pays $8 to $11.20 per hour and requires less than 20 hours per week.

Legal & Finance
Document
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $8–$11.2/hr

Posted May 14, 2026

Accounting Finance Document Annotation Specialist

Review financial PDFs, correct OCR, label document regions, and structure tables and key-value fields for AI training. Earn $7 to $9 per hour with 20 or more hours per week.

Legal & Finance
Document
Remote · Worldwide
English
Part-time · Flexible
Intermediate level
Hourly · $7–$9/hr

Posted Apr 27, 2026

Image Quality Scoring

Rate image quality metrics and image quality assessment tools in a remote, part-time contract role. Work 20 or more hours per week for $5 to $7 per hour.

Image & Video Annotation
Image
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $5–$7/hr

Posted Apr 15, 2026

Computer Science Expert Python Validation

Use Python to validate AI-generated computer science solutions, assess multi-step reasoning, and design rigorous problems. This project-based expert role pays $15-$40 per hour and is open worldwide.

Coding & Software
Text
Remote · Worldwide
English
Part-time · Flexible
Expert level
Hourly · $15–$40/hr

Posted Apr 5, 2026

Data Science Expert, Python, SQL And GenAI

Design and verify realistic, computational data science problems using Python, SQL, statistics, machine learning, and GenAI. This project-based contractor role pays $15 to $40 per hour and is open worldwide.

Coding & Software
Text
Remote · Worldwide
English
Part-time · Flexible
Expert level
Hourly · $15–$40/hr

Posted Apr 5, 2026

Machine Learning Expert, Python, GenAI And SQL

Create and verify challenging computational machine learning and STEM problems using Python, statistics, SQL, and modern GenAI tools. This global, project-based contract role is for experienced specialists who can work in clear written English.

Coding & Software
Text
Remote · Worldwide
English
Part-time · Flexible
Expert level
Hourly · $15–$40/hr

Posted Apr 5, 2026

AI Infrastructure Automation Engineer

Help train and evaluate AI systems for infrastructure design, DevOps automation, reliability, and high-volume workflows. This worldwide contract role pays $15 to $45 per hour and requires 20+ hours weekly.

Coding & Software
Text
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $15–$45/hr

Posted Mar 29, 2026

Low-Code Developer Automation And JavaScript

Build and review advanced automation workflows, JavaScript logic, and AI-generated solutions for systems that use APIs and webhooks. This worldwide contract pays $15-$45 per hour and requires 20+ hours each week.

Coding & Software
Text
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $15–$45/hr

Posted Mar 29, 2026

Integration Developer API Specialist

Evaluate how AI systems design API integrations between CRMs, ad platforms, email tools, and databases. This worldwide contractor role pays $15-$45 per hour and requires 20+ hours weekly.

Coding & Software
Text
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $15–$45/hr

Posted Mar 29, 2026

AI Workflow Engineer, LLM Integration And Prompt Engineering

Build, test, and improve large language model workflows for content, communication, and personalized outreach. This worldwide contractor role pays $15 to $45 per hour and requires at least 20 hours each week.

Generative AI & RLHF
Text
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $15–$45/hr

Posted Mar 29, 2026

n8n Workflow Developer for AI Automation

Build and evaluate advanced self-hosted n8n workflows for AI training, integrations, scraping, and automation. This global contract pays $15-$45 per hour and requires 20+ hours each week.

Coding & Software
Text
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $15–$45/hr

Posted Mar 29, 2026

No-Code Automation Specialist Zapier Make

Use Zapier and Make.com to create, test, and improve workflow automation tasks that help train and evaluate AI systems. This part-time contract role offers 20+ hours per week and pays $15 to $45 per hour.

Coding & Software
Text
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $15–$45/hr

Posted Mar 29, 2026

Financial Mathematics Expert Python Quant Finance

Create and verify advanced Python problem sets for quantitative finance, covering stochastic processes, optimization, simulation, time series, and risk modeling. This worldwide contract role pays $15 to $60 per hour for 20+ hours per week.

Legal & Finance
Text
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $15–$60/hr

Posted Mar 29, 2026

Statistics Expert Python Degree Required

Design research-style computational statistics problems, verify solutions in Python, and document reproducible answers. This contract role requires a degree and offers $15 to $60 per hour.

Generative AI & RLHF
Text
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $15–$60/hr

Posted Mar 29, 2026

What this work can involve

AI training work involves preparing and reviewing examples used by artificial-intelligence systems. Depending on the individual role, tasks can 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. A posting may focus on one type of task or combine several. The live posting is the source of truth for the work involved and whether applicants located in Vietnam are eligible.

  • Possible work includes data labeling, language tasks, response evaluation, search evaluation, code review, and subject-matter review.
  • A remote listing does not by itself confirm that applicants located in Vietnam are eligible.
  • Inspect the responsibilities and requirements in each live posting.

How hiring works through OpenTrain

OpenTrain is the hiring organization for the public roles on OpenTrain, and candidates apply through OpenTrain. OpenTrain may place or refer successful candidates to the client whose project they will support. Each live posting provides the role-specific information candidates need to review.

  • Candidates apply through OpenTrain.
  • OpenTrain may place or refer successful candidates to the client whose project they will support.
  • Review each live posting for the details and requirements that apply to that role.

Frequently asked questions

What can this work involve?
AI training and data labeling work can involve preparing or reviewing examples for artificial-intelligence systems. Depending on the role, this 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. Individual postings explain their own responsibilities.
Where can I find role-specific details?
The individual live posting is the source of truth for location eligibility, responsibilities, qualifications, experience, pay, hours, schedule, and client-specific requirements. Applicants located in Vietnam should inspect the complete posting for all details that apply to the role.
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. Review each live posting for the information applicable to that opportunity.