1.Responsible for the design and developmentof the company's App-iOS client, e-commerce, livebusiness. 2.Cooperate with product, operationteam and back-end developers for requirement analysis and technicalsolution development and implementation.3.Customer-centric, focus on product experience andcontinuous technical optimization. 4.Guaranteethe quality of the delivered products and strive to improve thedevelopment efficiency of the team. 5. Coachingand training junior engineers.