1.Developing user-friendly and responsive web applications using React.js2.Designing and implementing front-end architectures that scale to meet business needs and user demands3.Using modern web development tools, such as Redux, Webpack, and Babel, to optimize application performance and enhance user experience4.Integrating web applications with back-end APIs and services using RESTful or GraphQL APIs5.Performing code reviews and participating in team-based software development processes