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Millie Bailey

Sample profile

Data Analyst at BAE Systems · Experimentation · causal inference, Bayesian statistics

Works at
BAE Systems
Location
Cambridge, UK · GMT (UTC+0)
Experience
1+ years experience
Education
University of Leeds
Languages
English

Overview

Based in Cambridge. I work on experimentation at BAE Systems. Cut the time to a trustworthy experiment readout from 4 weeks to 4 days. Gardening and composting evangelist.

Good reasons to reach out
  • Second opinions on A/B testing decisions
Please don't message about
  • Courses and coaching offers
  • Unpaid work or spec projects
  • Survey or panel invitations

Answers in batches on Fridays

Skills
PythonBayesian statisticscausal inferenceA/B testing

Experience

  1. Data Analyst
    Oct 2025 - Present
    BAE Systems · 1 yr 1 mo · Full-time · Cambridge, UK
    • Cut the time to a trustworthy experiment readout from 4 weeks to 6 days.
    • Replaced 72 hand-built dashboards with one metrics layer people trust.

Projects

Side project: a reading list app
2026

Built with A/B testing and Bayesian statistics. 1557 people used it last year.

Write-up: experimentation in practice
2023

A long-form guide to experimentation for people starting out.

References

No references yet.

Education

  1. University of Leeds
    BSc, Operations Research
    2022 - 2025

Details

Compensation expectations
What they are targeting for their next role.
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Direct contact details
Direct email and a scheduling link.
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