Senior Data Scientist - Fraud Model Validation
- Hiring Organisation
- Klarna
- Location
- London, UK
- Employment Type
- Full-time
drift detection that keeps a model honest after launch. What you'll do You'll assess model performance using fraud-specific metrics — precision / recall, ROC-AUC, PR-AUC, cost-sensitive metrics, and fraud capture rate — and weigh each against its real business trade-off. You'll review transaction … drift detection, retraining strategies, and production monitoring practices to confirm they catch degradation before it costs the business. You'll assess CI / CD and deployment controls — Docker, Jenkins, and the AWS SageMaker, S3, Athena, and Lambda environments models run in. You'll evaluate model ...