1. Responsible for participating in the company's algorithm model research and development, data preprocessing, feature engineering, and technical implementation of rule related algorithms; 2. Responsible for building algorithm architecture, developing models using machine learning and deep learning, and applying them to specific business scenarios; 3. Independently support algorithm development for business products, closely communicate and cooperate with the company's front-end product development and testing engineering departments, participate in comprehensive research and development work such as data cleaning, algorithm design and implementation, performance optimization, implementation deployment, user feedback tracking, etc.