Find remote AI training and data labeling jobs open to applicants in Belgium.
Use computational materials modeling, scientific simulation, and Python to create and evaluate AI-training tasks. This fully remote contractor role offers flexible work of about 15 hours per week at $80 to $150 per hour.
Posted Sep 7, 2026
Help train advanced AI systems by building reproducible coding environments, creating reference solutions, and evaluating software engineering tasks. This remote contractor role offers approximately 15 hours per week with an ideal hourly range of $50 to $100.
Posted Sep 7, 2026
Help build reproducible reinforcement learning environments for challenging software engineering tasks, from debugging and feature development to refactoring and optimization. Work remotely for under 20 hours per week at $50 to $100 per hour.
Posted Sep 7, 2026
Use your Mandarin and English listening skills to create accurate audio transcriptions that help train next-generation AI systems. This remote, part-time contract offers 20+ hours per week.
Posted Sep 7, 2026
Use your Cantonese expertise to transcribe and annotate bilingual audio, review automated transcripts, and capture accents and regional nuances. This remote contract pays $20-$35 per hour for 20+ hours weekly.
Posted Sep 7, 2026
Use mechanical engineering, simulation, and Python expertise to create and validate computational tasks for AI training. This flexible remote contract offers about 15 hours per week and pays $80 to $150 per hour.
Posted Sep 7, 2026
Use your computational fluid dynamics expertise to evaluate AI-generated engineering solutions, troubleshoot simulations, and improve model reasoning. This remote contractor role supports 20+ hours per week and lists compensation of $50-$150 USD per hour.
Posted Sep 7, 2026
Transcribe Dutch and English audio samples, refine written text, and annotate linguistic features that help improve next-generation AI. This remote contractor role offers $25-$30 per hour and requires 20+ hours weekly.
Posted Sep 7, 2026
Transcribe and evaluate Portuguese audio, preserve speaker nuance, and help improve AI language understanding. This part-time contractor role offers 20+ hours per week at $10 to $18 per hour.
Posted Sep 7, 2026
Use your Thai-English communication, research, and analytical skills to help improve large language models. Analyze content, validate claims, answer questions, and create detailed training feedback remotely for 20+ hours per week.
Posted Sep 7, 2026
Design and deploy multi-step agentic workflows for advanced mathematical reasoning, proof translation, and STEM-focused AI systems. This expert contractor assignment runs 40 hours per week for four weeks.
Posted Sep 7, 2026
Apply your travel, event, or hospitality expertise to evaluate AI-generated itineraries, budgets, RSVP workflows, and spreadsheet logic. This remote contractor role requires 20+ hours weekly and offers a chance to shape practical AI tools.
Posted Sep 7, 2026
Use hands-on logistics and fleet operations expertise to evaluate AI-generated routing, scheduling, inventory, and delivery workflows. This remote contractor role runs up to 10 weeks with 20+ hours weekly and requires weekend on-call availability.
Posted Sep 7, 2026
Apply transactional legal judgment to commercial agreements and help train AI systems to reason about contract language. This remote contractor role pays $90-$130 per hour and requires a JD, active U.S. bar admission, and four years of experience.
Posted Sep 6, 2026
Use professional computational physics expertise to create simulation assets, benchmark scientific software, and document reference solutions for AI evaluation. This worldwide, part-time contract requires 20+ hours weekly.
Posted Sep 6, 2026
Use professional nutrition, dietetics, and culinary operations judgment to evaluate AI tools, validate spreadsheet logic, and improve meal-planning outputs. This remote contract role requires 20+ hours per week.
Posted Sep 6, 2026
Use your fantasy sports expertise to evaluate AI outputs, validate scoring and playoff logic, and calibrate draft boards and projection models. This worldwide, part-time contractor role requires 20+ hours weekly.
Posted Sep 6, 2026
Help evaluate Arabic multi-speaker recordings and transcription data for advanced AI systems. This fully remote, part-time contractor assignment requires 20+ hours weekly and runs for eight weeks, with possible extension.
Posted Sep 6, 2026
Use your small-business knowledge to create realistic prompts, compare chatbot responses, and deliver structured evaluations that improve AI systems. This worldwide, project-based freelance role runs for 16 weeks at 20+ hours per week.
Posted Sep 5, 2026
Create realistic ERP and enterprise software workflows that help benchmark AI systems. OpenTrain is seeking detail-oriented experts with hands-on ERPNext, OpenEMR, or Odoo experience for flexible, worldwide contract work.
Posted Sep 5, 2026
Use real-estate investment, property management, or renovation expertise to evaluate AI-generated tools, validate financial logic, and define quality standards for practical property workflows.
Posted Sep 5, 2026
Review robotic arm task videos, identify actions and outcomes, and create structured annotations for AI training. This remote, entry-level contractor role pays $50-$90 per hour and requires 20+ hours weekly.
Posted Sep 5, 2026
Use your survey research expertise to evaluate questionnaires, sampling, bias, and AI-generated research content. This remote freelance role pays $120 per hour and offers a commitment of 20 or more hours weekly.
Posted Sep 5, 2026
Use your Arabic fluency and scientific expertise to evaluate AI responses on sensitive chemical, biological, radiological, and nuclear topics. This remote contract pays $38-$42 per hour for about 7 hours weekly.
Posted Sep 5, 2026
Use your SaaS revenue operations expertise to configure CRM systems, improve connected workflows, and support AI training. This remote contractor role pays $40-$80 per hour and requires 20+ hours weekly.
Posted Sep 4, 2026
Use hands-on SaaS revenue operations expertise to evaluate CRM models, resolve policy conflicts, and design compliance-aware workflows for AI training. This remote contractor opportunity pays $50-$100 per hour and requires 20+ hours weekly.
Posted Sep 4, 2026
Collect naturalistic third-person video of everyday activities for AI training, earning $20 per hour with 20+ hours per week. Bring a compatible action or 360-degree camera and follow detailed recording and safety instructions.
Posted Sep 4, 2026
Evaluate how AI uses personal context by designing multi-turn prompts, ranking responses, and writing evidence-based feedback. This remote, part-time contractor role offers 20+ hours per week for strong English writers with sharp analytical judgment.
Posted Sep 4, 2026
Use your strength and conditioning expertise to evaluate fitness-focused AI, validate training logic, and build physiological safeguards. This flexible contractor role supports up to 10 weeks of advanced AI training work.
Posted Sep 4, 2026
Use PhD-level chemistry or biology expertise to evaluate scientific AI safety responses in Ukrainian. This remote contract role offers 7 hours weekly at $48 to $52 per hour.
Posted Sep 4, 2026
AI training and data labeling work can 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 exact responsibilities depend on the project and its posting. A role described as remote and open to applicants located in Belgium is not necessarily physically based there, so read the individual listing carefully before deciding whether it matches your circumstances.
OpenTrain is the hiring organization for the public roles on OpenTrain, including roles that explicitly accept applicants located in Belgium. Candidates apply through OpenTrain. OpenTrain may place or refer successful candidates to the client whose project they will support. Eligibility can differ between postings, so confirm the location rules and all other requirements in the individual listing.
