Jing Zhang
SSenior Data Scientist at Ferro Cloud · Fraud detection · Python, SQL
- Ferro Cloud
- Hong Kong · HKT (UTC+8)
- 8+ years experience
- Yonsei University
- English, Cantonese
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Overview
I've spent 8 years on fraud detection - first at ANZ, now at Ferro Cloud. Built the trust & safety models now used in 6 product decisions a quarter. Caught $5 million of fraud in the first year of the new models. Previously at ANZ. Yoga every morning.
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Skills
PythonoptimisationSQLanomaly detectionrules enginesgraph analyticsLightGBM
Experience
- Senior Data ScientistJun 2022 - PresentFerro Cloud · 4 yr 4 mo · Full-time · Hong Kong
- Cut false positives on payment blocks by 39%.
- Taught SQL to 87 non-analysts.
- Data AnalystJan 2019 - Jun 2022ANZ · 3 yr 5 mo · Full-time · Hong Kong
- Wrote the metric definitions the leadership team reviews every week.
Projects
Side project: a recipe search engine
2022Built with Python and anomaly detection. 1599 people used it last year.
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Education
- Yonsei UniversityBA, Computer Science2014 - 2018
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