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Remote AI training and data labeling jobs in Singapore

Looking for remote AI-training or data-labeling work while located in Singapore? These roles list Singapore as an accepted applicant location and can include a range of annotation, transcription, rating, or evaluation tasks. OpenTrain is the hiring organization for the roles shown, candidates apply through OpenTrain, and OpenTrain may place or refer successful candidates to the client whose project they will support. Individual postings control eligibility, qualifications, hours, and pay, so inspect each listing for the specifics that matter to you.

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

Rust Backend Developer, API & AI Tool Evaluation

Join OpenTrain as a remote, contract Rust backend developer to build and harden REST/GraphQL APIs and run focused evaluations of AI-powered coding tools (Cursor). Part-time role (<20 hrs/week) paying $30–$90/hr for clear, well-documented backend feedback.

Coding & Software
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $30–$90/hr

Posted Jun 29, 2026

Java Backend Engineer, AI Training

Join OpenTrain as a Java Backend Engineer supporting AI system training—build Spring Boot microservices, optimize performance, and deliver high-quality code and documentation. Part-time contractor role, 20+ hrs/week, remote, paid hourly (up to $90/hr).

Coding & Software
Computer Code Programming
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $30–$90/hr

Posted Jun 29, 2026

Business Document AI Review Expert, German Speaker

Remote German-speaking reviewer needed to evaluate and improve AI-generated business documents across finance, strategy, marketing, and operations. Part-time contractor role (20+ hrs/week) with pay up to $70/hr evaluating document quality and delivering structured feedback.

Generative AI & RLHF
Document
Remote · Worldwide
German
Part-time · Flexible
Entry level
Hourly · $20–$70/hr

Posted Jun 29, 2026

Financial Planning and Analysis Expert for AI Training

Join OpenTrain as a Financial Planning & Analysis Expert to support AI training with financial modeling, rubric creation, and evaluation of reporting. Remote, contract role (20+ hrs/week) paid hourly — $35–$58/hr (top rate $58/hr), worldwide applicants welcome.

Generative AI & RLHF
Document
Remote · Worldwide
English
Part-time · Flexible
Intermediate level
Hourly · $35–$58/hr

Posted Jun 29, 2026

Policy Document Review Consultant

Remote contract role reviewing and refining policy, legal, healthcare, academic, and finance documents for AI training workflows. Requires 3+ years in government policy operations, advanced Word/PDF skills, and availability 20+ hrs/week; paid $20–$58/hr.

Legal & Finance
Document
Remote · Worldwide
English
Part-time · Flexible
Intermediate level
Hourly · $20–$58/hr

Posted Jun 29, 2026

Investment Banking AI Reviewer

Contract, part-time remote role reviewing financial models, pitch books, and valuations to train AI; pay $30–$65/hr and 20+ hrs/week. Bring investment banking expertise to improve dataset quality and model outputs.

Legal & Finance
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $30–$65/hr

Posted Jun 29, 2026

Hebrew Transcription Expert (Remote Contractor)

Transcribe and review Hebrew audio to improve AI transcription models in a remote contractor role paying $20–$35/hr for 20+ hours/week. Ideal for fluent Hebrew speakers experienced in correcting machine transcripts, tagging metadata, and delivering organized batches.

Audio & Speech
Audio
Remote · Worldwide
Hebrew
Part-time · Flexible
Entry level
Hourly · $20–$35/hr

Posted Jun 28, 2026

Mathematics Expert (PhD), Advanced Math Reviewer

OpenTrain seeks a Mathematics Expert (PhD) to write and review advanced mathematics prompts, model answers, and evaluations; part-time remote contract (~20 hrs/week) for 1–3 months at $80–$90/hr. Strong math background and clear written explanations required.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $80–$90/hr

Posted Jun 28, 2026

Excel Data Review Specialist

Use expert Excel skills to review and improve complex business spreadsheets, design templates, and produce instructional case studies for AI training. Remote contract, 20+ hours/week, $40–$55 USD/hour (English required).

Writing & Editing
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $40–$55/hr

Posted Jun 28, 2026

Electrical Systems AI Reviewer

Join OpenTrain AI as a remote, part-time contractor to review electrical schematics, wiring diagrams, and field documentation to help train next-generation AI—20+ hours/week, $40–$50/hr. Provide technical ratings and clear explanations to improve model outputs.

Generative AI & RLHF
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $40–$50/hr

Posted Jun 28, 2026

Chemistry Expert (PhD), Advanced AI Training

Join OpenTrain as a Chemistry Expert (PhD) to write and review high-quality chemistry answers, create benchmark responses, and shape AI behavior. Part-time, remote work (20+ hrs/week) paying $80–$90/hr; English required, worldwide applicants welcome.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $80–$90/hr

Posted Jun 28, 2026

CAD Review Specialist, AutoCAD Expert (Remote)

Join OpenTrain as a remote CAD Review Specialist to annotate and evaluate 2D/3D AutoCAD designs that train AI systems; contractor, part-time role paying $20–$70/hr with 20+ hours/week and estimated project earnings of $3,200–$11,200.

General Annotation
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $20–$70/hr

Posted Jun 28, 2026

Business Operations Analytics Specialist

Part-time remote contractor role helping train AI systems by writing, reviewing, and rating business-operations content; $50–$60/hr, ~20 hrs/week for 1–3 months with estimated earnings of $8,000–$9,600. English fluency and real-world business analytics experience required.

Generative AI & RLHF
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $50–$60/hr

Posted Jun 28, 2026

Business Intelligence Excel Consultant

Join OpenTrain AI as a remote Business Intelligence Excel Consultant to review large Excel-based datasets, improve model outputs, and provide clear, stakeholder-ready feedback; $40–$50/hr, 20+ hours/week.

Generative AI & RLHF
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $40–$50/hr

Posted Jun 28, 2026

Chinese Business Document Review Specialist

Evaluate AI-generated business documents in Chinese—review Excel, PowerPoint and Word deliverables for accuracy, clarity, and professional polish, provide structured feedback across finance, strategy, marketing and operations, and help improve AI outputs. Remote contract; 20+ hrs/week; $20–$70/hr.

Generative AI & RLHF
Document
Remote · Worldwide
Chinese
Part-time · Flexible
Intermediate level
Hourly · $20–$70/hr

Posted Jun 28, 2026

Biology Expert, AI Training & Model Evaluation

Join OpenTrain to apply your biology expertise to train and evaluate AI models: write expert responses, review model outputs, and provide clear scientific feedback. Remote, part-time contractor work paying $80–$90/hr for roughly 20 hours/week over 1–3 months.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $80–$90/hr

Posted Jun 28, 2026

Arabic (MSA) Transcription & Annotation Specialist

OpenTrain AI is hiring fluent Modern Standard Arabic transcribers to produce and correct high-accuracy audio transcriptions, add metadata, and provide quality feedback. Remote contract role, 20+ hours/week, pay $10–$20 USD/hour.

Audio & Speech
Audio
Remote · Worldwide
Arabic, English
Part-time · Flexible
Entry level
Hourly · $10–$20/hr

Posted Jun 28, 2026

Machine Learning Infrastructure Engineer

Join OpenTrain as a part-time contractor building production ML pipelines, deploying models on AWS, and orchestrating containerized workloads; remote worldwide, 20+ hrs/week, pay $30–$90/hr.

Coding & Software
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $30–$90/hr

Posted Jun 28, 2026

.NET Engineering AI Reviewer

Join OpenTrain AI as a remote contractor to evaluate and improve AI outputs for .NET, C#, AWS, and Azure—review code snippets, diagrams, and technical docs. Part-time (20+ hrs/week) with competitive pay in the posted $30–$90/hr range.

Coding & Software
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $30–$90/hr

Posted Jun 28, 2026

VLA Video Annotation Specialist (Level B)

Join OpenTrain AI to label humanoid robotics video for VLA models as a Level B annotator — 20+ hrs/week, contractor, paid USD $6/hr (range $5–$8); Encord experience preferred but other platform experience is accepted.

Image & Video Annotation
Video
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $5–$8/hr

Posted Jun 27, 2026

Contract Redlining Attorney, Legal AI Evaluation

Join OpenTrain as a contract redlining attorney to perform simulated negotiations, review AI contract responses, and build objective evaluation frameworks; part-time remote contractor work, flexible schedule, $80–$105/hr for ~20 hours/week over 1–3 months.

Legal & Finance
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $80–$105/hr

Posted Jun 27, 2026

Telecommunications AI Training Expert

Use your telecom systems expertise to train and evaluate AI: remote, contract, 20+ hrs/week with pay up to $75/hr. Review AI-generated telecom content, document protocols, and shape training materials for practical AI understanding.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible
Intermediate level
Hourly · $20–$75/hr

Posted Jun 27, 2026

Swedish Language Localization Specialist

Work remotely as a Swedish-language AI training specialist translating, proofreading, and localizing business documents and customer communications; 20+ hours/week, contractor, paid $45–$95 USD/hr. Bring native Swedish fluency and a quality-first approach to shape real-world AI language behavior.

Translation & Localization
Document
Remote · Worldwide
Swedish
Part-time · Flexible
Entry level
Hourly · $45–$95/hr

Posted Jun 27, 2026

Scientific Document Review Specialist

Review scientific figures, lab reports, and technical publications to evaluate model outputs and deliver clear, rubric-based feedback; remote contractor role paying $40–$50/hr, 20+ hrs/week, estimated project earnings $6,400–$8,000.

Generative AI & RLHF
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $40–$50/hr

Posted Jun 27, 2026

Sanskrit Language Specialist (Translation & Review)

Join OpenTrain AI as a remote Sanskrit Language Specialist to translate, proofread, and create high-quality Sanskrit content on a part-time contract basis (under 20 hrs/week). Competitive pay range $45–$95/hr based on work and experience.

Translation & Localization
Text
Remote · Worldwide
Sanskrit
Part-time · Flexible
Entry level
Hourly · $45–$95/hr

Posted Jun 27, 2026

Private Equity AI Training Expert (Remote, Part-Time)

Use your private equity experience to shape finance-focused AI: evaluate model outputs, review investment materials, and create scenario-based training content. Part-time remote contract, 20+ hours/week, pay $30–$65/hr (up to $65/hr), English required.

Legal & Finance
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $30–$65/hr

Posted Jun 27, 2026

UI/UX Designer (Remote Contract)

OpenTrain AI is hiring an intermediate UI/UX Designer for a short contract role (fixed price $100) with a remote, worldwide scope; applicants will complete a brief AI-driven interview that evaluates design skills, tools knowledge, and portfolio work.

Generative AI & RLHF
Text
Remote · Worldwide
Flexible hours
Intermediate level
Fixed price · $100

Posted Jun 15, 2026

Odia-English Biology Content Labeler (Macromolecules)

Label and review short educational content about carbohydrates, lipids, proteins, and DNA/RNA in a bilingual Odia–English project. Fixed-price contract ($20) for contributors who can do text generation, rating, and question answering.

Translation & Localization
Text
Remote · Worldwide
English, Odia +1 more
Flexible hours
Intermediate level
Fixed price · $20

Posted May 15, 2026

Document Extraction Specialist, Legal & Finance

OpenTrain AI seeks detail-oriented contractors to extract structured data from legal, finance, and compliance documents (PDF/DOCX). Part-time, remote work validating and editing AI draft outputs into a required JSON schema; pay USD 8.00–11.20/hr.

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

Posted May 14, 2026

Pathology Superresolution Evaluation

OpenTrain AI seeks licensed pathologists (MD/DO) to compare whole‑slide images and rate superresolution algorithm outputs; remote, contract, part‑time work at a competitive hourly rate (typical $150/hr; $100–$200/hr).

Medical & Health
Image
Remote · Worldwide
Part-time · Flexible
Entry level
Hourly · $100–$200/hr

Posted May 12, 2026

What this work can involve

Work labeled for applicants in Singapore can involve many types of human review and content preparation that help train AI systems. Tasks you may see in postings include labeling images or video, transcribing or annotating audio, writing or rating model responses, evaluating search results, translating text, reviewing code snippets for correctness, or applying specialized subject knowledge to verify outputs. Each posting will specify the exact task mix, required skills, and how results are submitted, so read job descriptions carefully before applying.

  • Annotation and labeling: mark objects, segments, or attributes in images, video, or text to teach models how to recognize patterns.
  • Content evaluation: rate model outputs, review translations, or assess relevance and quality to improve system behavior.
  • Transcription and tagging: convert speech to text, add timestamps, or tag semantic elements for training datasets.

How hiring works through OpenTrain

OpenTrain manages hiring for roles that accept applicants located in Singapore; candidates apply through OpenTrain and may be placed or referred to the client whose project they will support. Each live posting lists the role-specific rules you must meet, including eligibility, required language skills, and any client conditions. Review the full posting for details before you apply so you understand the responsibilities and any constraints that apply to that particular opportunity.

  • Apply through OpenTrain, OpenTrain is the hiring organization and the application route for these roles.
  • Placement or referral: successful candidates may be placed with or referred to the client project.
  • Check each posting for eligibility, hours, qualifications, and pay details specific to that role.

Frequently asked questions

What can this work involve?
Work for roles accepting applicants located in Singapore can cover a broad set of human-in-the-loop tasks used to train or evaluate AI. Common activities include labeling images and video, transcribing and tagging audio, rating text or model responses for quality and relevance, validating translations, and applying domain knowledge to judge correctness. The specific duties, tools, and output formats depend on the individual posting; always read that posting to know exactly what a role requires.
Where can I find role-specific details?
Role-specific details such as eligibility, required qualifications, hours, schedule, pay, and any client-specific conditions are listed in the individual live posting. Because each posting controls these terms, inspect the job description carefully to confirm whether you meet the listed requirements and to understand what the work will ask of you before applying.
How does hiring work through OpenTrain?
OpenTrain is the hiring organization for these roles and the place where you submit your application; OpenTrain may place or refer successful candidates to the client whose project they will support. The live posting for each role contains the eligibility criteria and any other conditions that determine selection. Apply through OpenTrain and use the job description to confirm you meet the role's requirements.