Job responsibilities of a software development front-end engineer: 1. Responsible for the front-end development of the company's web and mobile products; 2. Work closely with product managers, designers, and backend engineers to participate in product requirement discussions and technical solution design; 3. Responsible for optimizing, debugging, and continuously iterating front-end code to improve page performance and user experience; 4. Write high-quality code documentation, participate in code reviews, and ensure the standardization of the project development process; 5. Track new technologies and trends in the front-end field, propose technical improvement solutions, and enhance product competitiveness.