Remote Data Scientist & Analyst for AI Training

Prolific; United States; Remote; USD 140,000 - 190,000; Full time

Benefits offered by this job

PayPal

Job summary

Prolific is seeking data scientists and data analysts to join its Expert Network to train and evaluate AI models, using real technical expertise. Successful applicants complete a short test and, if invited, join as a paid participant to work on tasks.

Responsibilities include reviewing AI-generated analyses, validating statistical claims, and ensuring code and outputs are correct. The role supports remote work with flexible hours and competitive pay.

Qualifications

• BS, MS, or PhD in Data Science, Statistics, Mathematics, or a closely related quantitative field.
• Real-world experience in data analysis, predictive modeling, or machine learning engineering.
• Ability to solve complex statistical problems and interpret high-level data visualizations independently.
• Strong attention to detail with the ability to identify subtle logical fallacies in statistical reasoning or data interpretations.
• Significant experience using LLMs to assist with data workflows, with a clear understanding of where these models typically hallucinate or fail.
• Ability to explain complex mathematical concepts or data insights clearly and concisely.
• A PayPal account to receive payment from our clients

Responsibilities

• Evaluate LLM Responses: review AI-generated data insights and statistical analysis for accuracy, clarity, and completeness.
• Fact‑Check Technical Claims: use authoritative references to validate mathematical proofs, statistical formulas, and data‑driven conclusions.
• Validate Code & Outputs: execute data‑related scripts (e.g., Python/R) to ensure they produce correct results and handle edge cases properly.
• Annotate Model Performance: identify strengths and weaknesses in how a model reasons through data problems or builds predictive models.
• Ensure Alignment: verify that model responses follow specific system guidelines and maintain a high standard of professional technical behavior.

Skills

Data analysis

Predictive modeling

ML engineering

LLM fluency

Communication

Python

R

SQL

Data visualization

Education

BS/MS/PhD in Data Science, Statistics, Mathematics or related field

Tools

Pandas

NumPy

Scikit-Learn

PyTorch

TensorFlow

Tableau

PowerBI

Matplotlib/Seaborn

Job description

Prolific is seeking data scientists and data analysts to join its Expert Network to train and evaluate AI models, using real technical expertise. Successful applicants complete a short test and, if invited, join as a paid participant to work on tasks.

Responsibilities include reviewing AI-generated analyses, validating statistical claims, and ensuring code and outputs are correct. The role supports remote work with flexible hours and competitive pay.