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Yang Zhu

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Head of Data at Quarry Logistics · Python, model governance

Works at
Quarry Logistics
Location
Taipei, Taiwan · CST (UTC+8)
Experience
16+ years experience
Education
Waseda University
Languages
English, Mandarin
Message Connect

Overview

Based in Taipei. I lead credit risk modelling at Quarry Logistics. Built the scorecard that lifted approval rates by 6% at flat losses. Most at home with SQL and Python. Outside work: long runs and longer podcasts.

Good reasons to reach out
  • Questions about credit risk modelling
  • Working sessions on survival analysis
  • Speaking or podcast invitations
Please don't message about
  • Survey or panel invitations
  • Agency or outsourcing pitches

Replies between meetings, usually same day

Skills
credit scoringsurvival analysisXGBoostmodel governancePythonSQL

Experience

  1. Head of Data
    Feb 2023 - Present
    Quarry Logistics · 3 yr 9 mo · Full-time · Taipei, Taiwan
    • Took the risk models through 2 regulatory model reviews.
    • Wrote the metric definitions the leadership team reviews every week.
  2. Staff Data Scientist
    Apr 2019 - Feb 2023
    Traveloka · 3 yr 10 mo · Full-time · Taipei, Taiwan
    • Replaced 48 hand-built dashboards with one metrics layer people trust.
    • Built the risk models now used in 3 product decisions a quarter.
  3. Data Analyst
    Nov 2015 - Apr 2019
    Accenture · 3 yr 5 mo · Full-time · Taipei, Taiwan
    • Took the risk models through 4 regulatory model reviews.
  4. Analytics Manager
    Dec 2013 - Nov 2015
    PropertyGuru · 1 yr 11 mo · Full-time · Taipei, Taiwan
    • Built the risk models now used in 12 product decisions a quarter.
  5. Data Scientist
    Aug 2010 - Nov 2013
    DBS Bank · 3 yr 3 mo · Full-time · Taipei, Taiwan
    • Taught SQL to 133 non-analysts.

Projects

Open-source credit scoring toolkit
2023

A small library for credit risk modelling that 689 developers star on GitHub.

Side project: a recipe search engine
2023

Built with Python and survival analysis. 2634 people used it last year.

References

No references yet.

Education

  1. Waseda University
    BA, Operations Research
    2002 - 2006

Details

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