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Machine Learning / Data Science Expert

AfterQuery logoAfterQuery$80/hrRemote, most countriesContractPosted 8mo ago

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About the role

This is a remote, project-based role for data scientists and machine learning professionals with 1–3 years of work experience. You will complete tasks similar to those performed in data science, machine learning engineering, AI research, or analytics roles. Work is over the next 2-3 weeks, asynchronous, and assigned on a project-by-project basis, with an expected commitment of 10–20 hours per week for the projects you accept. This position offers highly competitive pay, exposure to real-world ML/data problems, and an excellent opportunity to boost your resume.

Responsibilities

  • Assist in building, training, and evaluating machine learning models for various business applications
  • Develop predictive models using supervised and unsupervised learning techniques
  • Optimize model performance through hyperparameter tuning and feature engineering
  • Document methodologies, model assumptions, and technical approaches

Required qualifications

  • 1–3 years of professional experience in data science, machine learning, or related fields
  • Strong problem-solving skills and ability to work independently on technical tasks
  • Masters degree in Computer Science, Statistics, Mathematics, Data Science, or related quantitative field
  • At least 1 first author publication or first-author equivalent work

Preferred qualifications

  • TA’d courses in machine learning, data science, and applied statistics, with a strong focus on programming and empirical analysis.

Why apply

  • Flexible Time Commitment – Work on your schedule while gaining valuable experience
  • Startup Exposure – Work directly with an early-stage Y Combinator-backed company, gaining hands-on experience that sets you apart
  • Fantastic Pay & Growth Opportunities – project based pay starts at est. $60/hour and can go up to $100/hour
  • Portfolio Building - Gain experience with cutting-edge problems and techniques
  • Professional Growth - Sharpen your skills on varied, challenging datasets and models

Where you can work

This role is 100% remote: you can work from any country except Afghanistan, Argentina, Bangladesh, Burundi, Bolivia, Brazil, Belarus, DR Congo, Central African Republic, Congo (Republic), Chile, China, Colombia, Cuba, Dominican Republic, Egypt, Eritrea, Ghana, Gibraltar, Haiti, Iraq, Iran, Japan, Cambodia, Comoros, North Korea, South Korea, Libya, Monaco, Myanmar, Macau, Nigeria, Nicaragua, Palestine, Paraguay, Russia, Saudi Arabia, Sudan, Somalia, South Sudan, Syria, Chad, Turkmenistan, Uruguay, Venezuela, Yemen and Zimbabwe.

From AfterQuery's job posting, checked Oct 18, 2026.

About AfterQuery

Expert reasoning and rubrics for frontier labs, weekly Stripe pay.

How it pays: Weekly (Fridays) via Stripe to bank.

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