Responsibilities of a Quantitative Development Engineer: 1. Provide software solutions for the design, development, testing, optimization, and other aspects of quantitative trading strategies; 2. Develop and maintain a quantitative investment research and trading system within the company to support functions such as quantitative research, automated trading, and risk assessment; 3. Develop tools to assist research and trading based on quantitative strategy requirements; 4. Assist in optimizing and standardizing data processing procedures, designing and developing reusable processing modes, and participate in related work such as data cleaning, organization, and analysis.