支付风险算法工程师-风控
Core
Develop and optimize fraud detection models, payment credit scores, and user profiling models using e-commerce and payment data.
Role type
Senior IC machine-learning engineer (fraud risk)
Builds
Production ML models for fraud prevention and credit scoring
Domain
Fintech / E-commerce
Deliverable
production ML models
Required skills
Python, Java, Scala, SQL, Hive, Spark, Flink, Logistic Regression, GBDT, Multi-objective learning, Deep learning, Online learning
Preferred skills
NLP, Graph mining, Fraud detection, Credit scoring, Payment risk management
Responsibilities
Develop and optimize fraud and credit models; Deploy, monitor, and iterate ML models; Mine user behavior and fraud features; Optimize modeling workflows; Research and apply cutting-edge algorithms.
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