Job responsibilities of a market making trader: 1. Responsible for the operation, troubleshooting, and parameter optimization of existing quantitative market making systems; 2. Processing and analyzing transaction data, utilizing mathematical and statistical knowledge for strategy optimization; 3. Design a backtesting framework, participate in the design, backtesting, simulation/real market monitoring, and attribution analysis of quantitative market making strategies; 4. Responsible for designing and executing quantitative market making strategies for financial derivatives;