Exceptional Data Scientists

Role Overview

Mercor is seeking data scientists to support one of the world’s leading AI labs in building robust, high‑performance systems for next‑generation machine learning applications. In this role, you will focus on hands‑on data science tasks, such as designing experiments, gathering and preprocessing data, building and evaluating models, and collaborating closely with engineering teams to deploy production‑ready solutions. Ideal candidates should be proficient in Python (Jupyter Notebooks), familiar with machine learning frameworks like TensorFlow or PyTorch, and experienced in analyzing large datasets and building predictive models. In addition, you will write, review, and validate prompt‑based questions used to train AI systems.

You are a good fit if you:

• Have over 3+ years of professional experience in data science or applied analytics.

• Are highly skilled in Python and Jupyter notebooks.

• Have experience using libraries including numpy, pandas, scipy, sympy, scikit-learn, torch, tensorflow.

• Have a bachelor's degree in data science, statistics, computer science, or related field in the U.S., Canada, New Zealand, UK or Australia.

• Have a strong background in one or more of the following areas: exploratory data analysis and statistical inference, machine learning workflows and model evaluation, feature engineering/data preprocessing/data wrangling, or A/B testing/experimentation/causal inference.

• Demonstrate excellent verbal and written communication skills.

• Have strong attention to details.

More About the Opportunity

• Commitment: 20–40 hours per week, with potential to scale up to 80 hours.

• Start Date: Early September, with applications reviewed on a rolling basis.

Application Process

• Submit your resume or project portfolio to get started.

• Complete a brief form outlining your technical background and agent usage experience.

• Applications are reviewed continuously, and selected professionals will be contacted with next steps.

We consider all qualified applicants without regard to legally protected characteristics and provide reasonable accommodations upon request.

Contract and Payment Terms

• You will be engaged as an independent contractor.
• This is a fully remote role that can be completed on your own schedule.
• Projects can be extended, shortened, or concluded early depending on needs and performance.
• Your work at Mercor will not involve access to confidential or proprietary information from any employer, client, or institution.
• Payments are weekly on Stripe or Wise based on services rendered.
• Please note: We are unable to support H1-B or STEM OPT candidates at this time.

About Mercor

Mercor partners with leading AI labs and enterprises to train frontier models using human expertise. You will work on projects that focus on training and enhancing AI systems. You will be paid competitively, collaborate with leading researchers, and help shape the next generation of AI systems in your area of expertise.