Front end engineer job responsibilities: 1. Experienced in web3 front-end work, familiar with contract/wallet management; 2. Responsible for building a front-end development team, leading the development of business and product technology, and implementing multi terminal product development strategies; 3. Develop relevant software/pages in accordance with team requirements, optimize system front-end performance, and improve user experience; Optimize the front-end code structure and improve code quality; 4. Familiar with JS/CSS3/HTML5 and other technologies, able to write code that complies with W3C standards and is compatible with mainstream browsers; 4. Proficient in using mainstream JS libraries and understanding of design principles; 5. Undertake certain project management tasks;