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Sakura Kobayashi

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Analytics Manager, Kestrel Works - Bayesian statistics · A/B testing · Python

Works at
Kestrel Works
Location
Tokyo, Japan · JST (UTC+9)
Experience
10+ years experience
Education
Yonsei University
Languages
English, Japanese

Overview

Analytics Manager at Kestrel Works, focused on experimentation. Taught SQL to 161 non-analysts. Cut the time to a trustworthy experiment readout from 2 weeks to 5 days. Before that: Samsung Electronics and Globe Telecom. Most at home with transformers and A/B testing. Learning to draw.

Good reasons to reach out
  • Second opinions on transformers decisions
  • Thoughtful intros to people in my field
Please don't message about
  • Survey or panel invitations
  • Data broker offers
  • Agency or outsourcing pitches

Replies on weekends

Skills
CUPEDtransformersA/B testingBayesian statisticsPython

Experience

  1. Analytics Manager
    Apr 2024 - Present
    Kestrel Works · 2 yr 7 mo · Full-time · Tokyo, Japan
    • Replaced 26 hand-built dashboards with one metrics layer people trust.
    • Built the experimentation models now used in 9 product decisions a quarter.
    • Taught SQL to 170 non-analysts.
  2. Data Analyst
    Apr 2021 - Apr 2024
    Samsung Electronics · 3 yr · Full-time · Tokyo, Japan
    • Wrote the metric definitions the leadership team reviews every week.
    • Ran 232 experiments last year and made the readouts self-serve.
  3. Data Scientist
    Jun 2017 - Apr 2021
    Globe Telecom · 3 yr 10 mo · Full-time · Tokyo, Japan
    • Taught SQL to 158 non-analysts.
  4. Data Analyst
    Oct 2016 - Jun 2017
    SK Hynix · 8 mo · Contract · Tokyo, Japan
    • Wrote the metric definitions the leadership team reviews every week.
    • Ran 151 experiments last year and made the readouts self-serve.

References

No references yet.

Education

  1. Yonsei University
    BA, Operations Research
    2011 - 2015

Details

Compensation expectations
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