1. Using Flutter technology stack, responsible for the functional research and performance optimization of company products, completing high-quality coding and testing work; 2. Design a well-designed code structure, continuously iterate and refactor, and keep up with the technological progress of the Flutter community; 3. Undertake key and difficult technical challenges.

1. Proficient in various development modes and able to practice in development, with agile development experience preferred; 2. Have a deep understanding of various open-source frameworks, have studied the source code, have a deep understanding of their design ideas, and can flexibly apply them; 3. Proficient in the principles and usage of commonly used databases, familiar with database principles and common performance optimization techniques, with experience in NOSQL databases preferred; 3. Experience in large-scale Internet projects is preferred, with high access and data