Job responsibilities: 1. Cooperate with the activity risk control analyst to implement various activity risk control audit strategies, develop automated audit scripts. 2. Responsible for building and maintaining activity risk monitoring on a daily basis, transforming business requirements into a data indicator system presentation, timely handling task anomalies, and troubleshooting and fixing data issues. 3. Build an event risk control data warehouse and marketplace, design data models, and provide automated statistical and analytical data services. 4. Assist in daily troubleshooting of user risks and support various data analysis work such as root causes of abnormal risk control indicators.