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sabarish_sama

Sabarish G

@sabarish_sama

Fraud Analytics Manager

India
Engels, Telugu
Sommige informatie wordt in het Engels weergegeven.
Over mij
I am a fraud and payments data science leader with 13+ years of experience across global fintech and banking. I specialize in building ML systems that protect billions in transaction volume for enterprise clients like Apple and Walmart. I obsess over root-cause mapping and designing experiments that ensure safety for the 99% of legitimate users.... Lees meer

Skills

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sabarish_sama
Sabarish G
offline • 
Gemiddelde reactietijd: 1 uur

Bekijk mijn diensten

Risicomanagement
I will prevent chargebacks and disputes before they happen
VanafUS$ 25 / projectMeer informatie

Werkervaring

PayPal

PayPal

Fulltime • 6 yrs 1 mo

Data Science Manager

Dec 2025 - Present • 8 mos

Leading fraud strategy and data science for PayPal's global merchant portfolio. Architected a Rapid Refresh Fraud Model framework reducing payment declines by 30–35% and saving $4–5M annually. Built anomaly detection systems identifying 50–60% of complex fraud patterns. Directed enterprise fraud strategy for Apple, Walmart, Temu, and Uber while leading a team of 5–7 analysts in ML research.

Data Scientist

Jul 2020 - Dec 2025 • 5 yrs 5 mos

Managed high-complexity fraud portfolios across Brazil and Mexico. Developed fraud models targeting Account Takeover (ATO) and Stolen Financial Instrument (SFI) attack patterns. Consistently achieved KPI targets for decline rates and fraud loss across member and guest checkout flows. Partnered with distributed engineering teams to integrate new data signals and deploy real-time detection models.

Wells_Fargo

Senior Credit Risk Associate

Wells Fargo • Fulltime

Jan 2020 - Jul 2020 • 6 mos

Led major collections and recovery initiatives including contact strategies and credit policy enhancements. Designed and implemented dialer initiatives such as phone number rotation and list randomization, resulting in additional credit loss savings of approximately $4MM yearly. Responsible for guiding and training junior team members in technical analysis.