Yi Germaine Leong

S

Data Analyst at Redfern Solutions · A/B testing, causal inference

Redfern Solutions
Hong Kong · HKT (UTC+8)
2+ years experience
University of Tokyo
English, Cantonese
Messaging unavailable

Overview

I work on experimentation at Redfern Solutions in Hong Kong. Ran 179 experiments last year and made the readouts self-serve. Most at home with A/B testing and SQL. Outside work: long runs and longer podcasts.

Good reasons to reach out
  • Second opinions on CUPED decisions
  • Questions about experimentation
  • Thoughtful intros to people in my field
Please don't message about
  • Data broker offers
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Best reached early in the week

Skills
causal inferenceBayesian statisticsSQLCUPEDPythonA/B testing

Experience

  1. Data Analyst
    Dec 2024 - Present
    Redfern Solutions · 1 yr 10 mo · Full-time · Hong Kong
    • Ran 286 experiments last year and made the readouts self-serve.
    • Wrote the metric definitions the leadership team reviews every week.

Projects

Conference talk: lessons from experimentation
2023

What went wrong and what worked while scaling experimentation.

Open-source causal inference toolkit
2022

A small library for experimentation that 553 developers star on GitHub.

References

No references yet.

Education

  1. University of Tokyo
    BEng, Statistics
    2020 - 2024

Details

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