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Expert Opportunity - Product Data Scientist ($150/hr up to $3k/week)

Ethos
Department:Design
Type:REMOTE
Region:UK
Location:London Area, United Kingdom
Experience:Mid-Senior level
Estimated Salary:$78,000 - $156,000
Skills:
EXPERIMENTATION DESIGNCAUSAL INFERENCESTATISTICAL MODELLINGSQLPYTHONDATA SCIENCEANALYTICSMETRIC DEFINITIONSTAKEHOLDER COMMUNICATION
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Job Description

Posted on: February 25, 2026

We're working with a leading foundational AI lab to find experienced data scientists who can help train their latest language model on data science and analytics tasks. We're looking for product data scientists with 5+ years of experience at top companies to create, evaluate, and refine AI-generated work across core DS workflows — experimentation design, causal inference, statistical modelling, metric definition, and stakeholder communication.

Compensation: $150/hour

Commitment: Flexible, up to 20 hours per week (up to $3,000/week)

Location: Fully remote — work on your own schedule

Start date: End of February / Start of March

Qualifications:

  • 5+ years of product data science experience at a top company
  • Strong expertise in experimentation, causal inference, statistical modelling, and SQL/Python
  • Excellent written communication and attention to detail

About Ethos

Ethos is a new expert network built by a McKinsey/SoftBank/DeepMind team and backed by world-leading investors like General Catalyst. We connect experts with investors and consultancies for paid expert calls, speaking engagements, and advisory opportunities.

Originally posted on LinkedIn

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