Senior Fraud ML Validator & AI Risk Lead

Klarna is seeking a second-line validator for fraud models to ensure robustness against real-time attacks across payments, logins, and identity. You will reproduce results, stress-test pipelines, and validate governance and privacy aspects.

You will work with scikit-learn, LightGBM, graph models, anomaly detection, and GenAI components, while building tooling to surface risks automatically and support model risk governance.

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