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Data Scientist — AI Trainer

Freelance/Independant

France (France), United Kingdom (United Kingdom), Belgium (Belgium), Netherlands (Netherlands), Germany (Germany), Austria (Austria), Switzerland (Switzerland), Portugal (Portugal), Spain (Spain), Italy (Italy), Denmark (Denmark), Poland (Poland), Sweden (Sweden), Norway (Norway), Finland (Finland)

Published on 10 June 2026

  • Contract

    Freelance/Independant

  • Locations

    France (France), United Kingdom (United Kingdom), Belgium (Belgium), Netherlands (Netherlands), Germany (Germany), Austria (Austria), Switzerland (Switzerland), Portugal (Portugal), Spain (Spain), Italy (Italy), Denmark (Denmark), Poland (Poland), Sweden (Sweden), Norway (Norway), Finland (Finland)

  • Start date

    As soon as possible

  • Salary

    20 USD - 130 USD / hourly

  • Remote working

    Fully remote possible

JT AI Labs illustration

Job Title: Data Scientist

Job Type: Contractor

Location: Remote

Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what matters.

Key Responsibilities:

  • Collect, clean, and preprocess diverse data sets to ensure integrity and readiness for analysis.
  • Develop, validate, and implement statistical models to extract actionable insights from complex data.
  • Conduct exploratory data analysis to identify trends, patterns, and opportunities for business improvement.
  • Present findings and recommendations through compelling data visualizations and reports, tailored for technical and non-technical stakeholders.
  • Collaborate closely with team members to design and execute end-to-end data projects, from ideation to delivery.
  • Continuously improve analytical methodologies and automation processes to enhance data workflows.
  • Communicate effectively in both written and verbal formats, ensuring clarity and impact of data-driven recommendations.

Required Skills and Qualifications:

  • Expertise in statistics, mathematics, and data analysis techniques.
  • Proven experience in collecting, handling, and cleaning large, complex data sets.
  • Proficiency in programming languages such as Python, R, or similar for data manipulation and modeling.
  • Strong data modeling skills with experience in building and validating predictive models.
  • Advanced ability to visualize data using tools like Tableau, Power BI, or related libraries.
  • Meticulous attention to detail and commitment to data quality at every stage.
  • Excellent written and verbal communication skills, with an emphasis on clarity and precision.

Preferred Qualifications:

  • Experience working in a remote, cross-functional, or customer-focused team environment.
  • Background in developing and deploying machine learning solutions in production settings.

Application deadline

As long as the job is online

Study level

Master level or equivalent; Doctorate

Job Category

Technology

More about the company

JT AI Labs

Use your expertise to train leading AI models