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Freelance AI Trainer Specializing in Chemistry & Python

toloka-aiRemote — South Korea
Remote Part-time $35/hr - $35/hr

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Experience Level

Experience

Qualifications

Ideal candidates will possess:A degree in Chemistry or a closely related field;Proficiency in Python for numerical validation, with familiarity in MATLAB, R, C, SQL, NumPy, Pandas, SciPy, or similar programming languages being acceptable;At least 2 years of relevant professional experience, including applied, research, or teaching backgrounds;Knowledge of numerical methods in chemistry;Understanding of computational chemistry concepts and methodologies;Strong proficiency in written English (C1+).

About the job

Please submit your CV in English and include your English proficiency level.

Mindrift connects skilled specialists with project-based AI work for top technology companies. This freelance role focuses on improving AI systems through careful problem creation, testing, and evaluation. The position is project-based and does not offer permanent employment.

What you will do

  • Create original computational chemistry problems that reflect real research workflows
  • Design challenges requiring Python programming solutions, using libraries such as NumPy, SciPy, and chemistry-specific packages
  • Develop problems that are computationally intensive and cannot be solved manually in a reasonable time
  • Write tasks involving advanced reasoning in areas like physical chemistry, quantum chemistry, and molecular modeling
  • Ensure problems relate to actual research challenges or practical chemistry applications
  • Validate solutions using Python and standard computational chemistry methods
  • Document problem statements clearly and provide verified correct answers

Requirements

  • Degree in Chemistry or a closely related field
  • Proficiency in Python for numerical validation; familiarity with MATLAB, R, C, SQL, NumPy, Pandas, SciPy, or similar languages is acceptable
  • At least 2 years of relevant experience (applied, research, or teaching)
  • Understanding of numerical methods in chemistry
  • Knowledge of computational chemistry concepts and methods
  • Strong written English skills (C1 level or higher)

Project details

  • Part-time, non-permanent, project-based work
  • Estimated 10–20 hours per week during active project phases (actual workload may vary)

Compensation

Earn up to $35 per hour, depending on experience and contribution speed. Pay rates vary by project and reflect the scope, complexity, and required expertise.

Application process

  1. Apply
  2. Pass qualifications
  3. Join a project
  4. Complete assigned tasks
  5. Receive payment

About toloka-ai

Mindrift connects skilled specialists with project-based AI opportunities at top technology companies, focusing on enhancing AI systems through rigorous evaluation and improvement.

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