Job TitleStrong HTML5, CSS3, and JavaScript (ES6+) skillsResponsive and mobile-first design (using frameworks like Bootstrap, Tailwind CSS, or Material UI)Proficiency in React.js, Vue.js, or Angular for building dynamic, component-based UIsState management (Redux, Vuex, Context API, etc.)Consuming RESTful APIs and handling authentication flows (OAuth, SSO, social logins)Integration with third-party services (email, SMS, analytics, CRM, marketing platforms)Data visualization (charts, graphs, dashboards) using libraries like Chart.js, D3.