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Remote AI training and data labeling jobs in Luxembourg

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

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

MCP Software Engineering AI Training Expert

Build and test reinforcement learning environments that measure how AI agents use MCP tools to solve software engineering problems. This contractor role offers flexible scheduling, about 15 hours per week, and $60-$120 per hour.

Coding & Software
Computer Code Programming
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $60–$120/hr

Posted Aug 25, 2026

Child Development Psychologist

Use child development psychology expertise to review datasets, assess AI responses, and document recommendations for better model behavior. This remote contractor role pays $100 to $200 per hour and requires a PhD.

Generative AI & RLHF
Document
Remote · Philippines, United States
Japanese, French +17 more
Part-time · Flexible
Mid-Senior level
Hourly · $100–$200/hr

Posted Aug 25, 2026

Manual Structural Crack Segmentation Annotator

Manually segment visible structural cracks in 12 high-resolution UAV bridge images for a $170 fixed-price research project. Use polygon or brush tools only, with 20+ hours per week and no AI-assisted annotation.

Image & Video Annotation
Image
Remote · Worldwide
Part-time · Flexible
Intermediate level
Fixed price · $170

Posted Aug 23, 2026

DevOps AI Training and Code Evaluation Expert

Review and improve AI-generated DevOps code, create realistic infrastructure tasks, and write reference solutions. This contract role pays $50-$100 per hour and requires 20+ hours weekly.

Coding & Software
Computer Code Programming
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $50–$100/hr

Posted Aug 22, 2026

Corporate Attorney, BigLaw

Use your US corporate law experience to review contracts, deal structures, and litigation materials for AI training. This part-time contract role pays $140 to $400 per hour and requires 20 or more hours each week.

Legal & Finance
Document
Remote · United States
English
Part-time · Flexible
Mid-Senior level
Hourly · $140–$400/hr

Posted Aug 21, 2026

Litigation & Transactions Attorney

Use your litigation and transactions experience to review legal documents, draft clauses, and assess legal scenarios for AI training. This remote contract role pays $140 to $400 per hour and requires 20+ hours weekly.

Legal & Finance
Document
Remote · United States
English
Part-time · Flexible
Mid-Senior level
Hourly · $140–$400/hr

Posted Aug 21, 2026

Attorney, Vault 100 Firm

Review and improve legal documents used in AI training, with pay listed at $140 to $400 per hour. This contractor role requires an active law license, strong legal writing skills, and 20+ hours per week.

Legal & Finance
Document
Remote · United States
English
Part-time · Flexible
Mid-Senior level
Hourly · $140–$400/hr

Posted Aug 21, 2026

Immigration Attorney, BigLaw

Review and improve AI-generated U.S. immigration legal content as a remote contractor. This part-time role pays $140-$400 per hour and requires an active law license plus significant BigLaw immigration experience.

Legal & Finance
Document
Remote · United States
English
Part-time · Flexible
Mid-Senior level
Hourly · $140–$400/hr

Posted Aug 21, 2026

Family Law Attorney, AAML Fellow

Use your family law expertise to review cases, statutes, agreements, and legal documents for AI training. This remote contractor role pays $140-$400 per hour and requires 20+ hours per week.

Legal & Finance
Document
Remote · United States
English
Part-time · Flexible
Mid-Senior level
Hourly · $140–$400/hr

Posted Aug 21, 2026

M&A Attorney, BigLaw

Review M&A documents, legal scenarios, and AI outputs while helping improve legal AI systems. This remote contractor role pays $140 to $400 per hour and requires a US law degree, active bar admission, and strong M&A expertise.

Legal & Finance
Document
Remote · United States
English
Part-time · Flexible
Mid-Senior level
Hourly · $140–$400/hr

Posted Aug 21, 2026

AI Research Question Writer and Evaluator

Create challenging research questions, test AI answers, and explain results with citations. This remote English-language contractor role offers $20 to $60 per hour and asks for at least 20 hours each week.

Generative AI & RLHF
Text
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $20–$60/hr

Posted Aug 21, 2026

Medical Evaluation Specialist

Create and review challenging medical question-and-answer pairs, verify answers against clinical evidence, and evaluate AI responses. Work remotely for 10 to 15 hours per week at $40 to $90 per hour.

Medical & Health
Text
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $40–$90/hr

Posted Aug 21, 2026

Backend Java Developer for AI Training

Build and improve Java and Spring Boot backend systems for AI training work. This remote contractor role pays $60-$110 per hour and requires at least 20 hours per week.

Coding & Software
Computer Code Programming
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $60–$110/hr

Posted Aug 20, 2026

3D Animation and CGI Data Annotator

Review 3D character animations and video outputs against clear project guidelines, then explain your judgments in writing. This remote contractor role pays $15-$80 per hour for about 20 hours a week.

Generative AI & RLHF
Video
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $15–$80/hr

Posted Aug 20, 2026

Video Data Annotation Editor

Use Avid Media Composer and post-production skills to review, segment, annotate, and organize video data for AI training. This remote contractor role pays $15 to $80 per hour and requires 20 or more hours each week.

Image & Video Annotation
Video
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $15–$80/hr

Posted Aug 20, 2026

Video Data Annotation Editor

Prepare and annotate video data for AI training using Adobe Premiere Pro and After Effects. This remote contractor role offers flexible scheduling, about 20 hours per week, and $15 to $80 per hour.

Image & Video Annotation
Video
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $15–$80/hr

Posted Aug 20, 2026

DaVinci Resolve Video Annotation Editor

Use DaVinci Resolve to review video, assess visual and technical qualities, and create structured labels for AI training. This remote contractor role pays $15-$80 per hour and requires 20+ hours per week.

Image & Video Annotation
Video
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $15–$80/hr

Posted Aug 20, 2026

Final Cut Pro Video Data Annotator

Use Final Cut Pro and macOS workflows to segment, tag, and organize video for AI training datasets. This remote contractor role pays $15-$80 per hour and welcomes entry-level video editors.

Image & Video Annotation
Video
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $15–$80/hr

Posted Aug 20, 2026

PII Document Review Analyst

Review documents and transformed datasets to confirm personally identifiable information is properly redacted or anonymized. This remote contractor role pays $31 to $60 per hour and requires 20 or more hours weekly.

Legal & Finance
Document
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $31–$60/hr

Posted Aug 19, 2026

Contract Redlining Attorney

Review simulated technology contract negotiations, redline agreements, and assess AI responses using your legal judgment. This remote, part-time contractor role pays $90 to $200 per hour.

Legal & Finance
Document
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $90–$130/hr

Posted Aug 19, 2026

Art Domain Expert for AI Evaluation

Evaluate AI responses about fine arts, visual arts, design, architecture, and art history. This worldwide contract role requires advanced subject expertise, strong written English, and at least 20 hours per week.

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

Posted Aug 19, 2026

Hospitalist Medical Record Reviewer

Use your hospital-based medical judgment to review inpatient records, FHIR data, clinical notes, and claims for AI training. This remote contractor role pays $70 to $100 per hour and requires an MD or DO.

Medical & Health
Document
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $70–$100/hr

Posted Aug 19, 2026

Senior Hospitalist Clinical Reviewer

Use your hospitalist experience to review inpatient cases, assess documentation and care quality, and explain complex clinical decisions for AI training. This remote contractor role pays $70 to $100 per hour and requires 20 or more hours each week.

Medical & Health
Document
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $70–$100/hr

Posted Aug 19, 2026

Parametric CAD Data Generation Specialist

Create and review precise parametric CAD models for AI training datasets using FreeCAD. This contract role suits mechanical design specialists who can work 20+ hours weekly and document careful engineering decisions.

General Annotation
Document
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $40–$100/hr

Posted Aug 19, 2026

Parametric CAD Modeling And Review Specialist

Create, revise, and review parametric 3D CAD models for AI training data at $40 to $100 per hour. This remote contractor role requires strong mechanical CAD, GD&T, and manufacturing knowledge, with a 20+ hour weekly commitment.

General Annotation
Document
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $40–$100/hr

Posted Aug 19, 2026

Parametric CAD Design and Review Specialist

Review and create parametric mechanical CAD models, technical drawings, and design documentation for an AI training project. This contractor role pays $30 to $100 per hour and requires 20+ hours each week.

General Annotation
Document
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $30–$100/hr

Posted Aug 19, 2026

Parametric Mechanical CAD Specialist

Review and create parametric mechanical CAD models for AI training, with pay of $40 to $100 per hour and a 20+ hour weekly commitment. Strong CAD, GD&T, and manufacturing knowledge are required.

General Annotation
Document
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $40–$100/hr

Posted Aug 19, 2026

Parametric CAD Model Review Engineer

Review and improve FreeCAD models, mechanical assemblies, and technical drawings that help train AI systems. This remote contractor role pays $40 to $100 per hour and needs strong parametric CAD and mechanical design skills.

General Annotation
Document
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $40–$100/hr

Posted Aug 19, 2026

AI Analytics Workflow Evaluator

Evaluate AI assistants on real data-analysis tasks, checking SQL, metrics, joins, filters, and time windows. This contract role pays $50 to $60 per hour and requires at least 20 hours per week.

Coding & Software
Computer Code Programming
Remote · Andorra, United Arab Emirates, Antigua & Barbuda +227 more
English
Part-time · Flexible
Entry level
Hourly · $50–$60/hr

Posted Aug 19, 2026

What this work can involve

AI training and data labeling work can involve preparing or reviewing examples for artificial-intelligence systems. Depending on the project, this may include 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. For applicants located in Luxembourg, the individual live posting controls the responsibilities and eligibility for each role.

  • Read the individual posting to identify whether the work involves annotation, audio, model-response evaluation, search evaluation, translation, code review, or subject-matter work.
  • Check each live posting for the location rules and role-specific requirements before applying.

How hiring works through OpenTrain

OpenTrain is the hiring organization for the public roles represented on OpenTrain. Candidates apply through OpenTrain, and OpenTrain may place or refer successful candidates to the client whose project they will support. The individual live posting provides the role-specific information for each opportunity.

  • Confirm in the individual live posting whether applicants located in Luxembourg are eligible.
  • Apply through OpenTrain for the role you want to pursue.

Frequently asked questions

What can this work involve?
AI training and data labeling is human work used to prepare and review examples for artificial-intelligence systems. Depending on the role, it can include 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 individual posting explains which activities apply.
Where can I find role-specific details?
The individual live posting is the source of truth for eligibility, responsibilities, qualifications, experience, pay, hours, schedule, location rules, and client-specific requirements. Read it to confirm whether applicants located in Luxembourg can apply and to understand the specific role details.
How does hiring work through OpenTrain?
OpenTrain is the hiring organization for the public roles represented on OpenTrain, and candidates apply through OpenTrain. OpenTrain may place or refer successful candidates to the client whose project they will support. Refer to the individual live posting for role-specific details.