Raj Akshay Desai

Senior Data Scientist at Maersk | ex-L'Oréal

Maersk

Zurich, Switzerland · CET (UTC+1)

6+ years experience

Humboldt University of Berlin

English, German, French

Messaging unavailable

Overview

6 years in data science and analytics, the last 4 at Maersk, where I work on the trust & safety team. Built the trust & safety models now used in 8 product decisions a quarter. Cut false positives on payment blocks by 48%. Most at home with anomaly detection and LightGBM. Board member at a local non-profit.

Good reasons to reach out

Working sessions on LightGBM
Second opinions on anomaly detection decisions
Questions about fraud detection

Please don't message about

Unpaid work or spec projects
Data broker offers

Answers in batches on Fridays

Skills

rules enginesanomaly detectionLightGBMgraph analytics

Experience

Senior Data Scientist
Aug 2022 - Present
Maersk · 4 yr 2 mo · Full-time · Zurich, Switzerland
- Built the trust & safety models now used in 11 product decisions a quarter.
- Caught $6 million of fraud in the first year of the new models.
Data Analyst
Oct 2020 - Aug 2022
L'Oréal · 1 yr 10 mo · Full-time · Zurich, Switzerland
- Cut false positives on payment blocks by 31%.
- Taught SQL to 167 non-analysts.

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Education

Humboldt University of Berlin
BA, Economics
2016 - 2019

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