Design and own login and authentication fraud strategy across web and mobile: detect and mitigate ATO, credential stuffing, MFA bombing, SIM swap, OTP interception, and emulator/bot traffic; drive device forensics and behavioral signals; build step-up auth, account recovery, and high-risk decisioning; coordinate with InfoSec, IAM, Fraud Ops, and partners to translate threat intel into production policies and optimize approval/loss trade-offs.

Owner of cross-product fraud strategy designing unified decisioning across onboarding, login, funding, and money movement. Lead device forensics, entity resolution, scam interception, and risk-tiered money-movement policies. Build shared analytics (SQL/Python), partner with product, Fraud Ops, and InfoSec to deploy rules-engine policies, monitor performance, and govern cross-product risk infrastructure.