Senior React JS DeveloperWe are seeking a highly skilled Senior React JS Developer with expertise in React JS and React Native to support enterprise-level applications at AT&T. The ideal candidate will have strong experience in front-end development, UI/UX best practices, and the ability to deliver scalable, high-performance solutions.Key Responsibilities:Develop and maintain enterprise web applications using React JS.Design and build cross-platform mobile applications using React Native.Collaborate with backend developers, UI/UX designers, and stakeholders to deliver seamless solutions.Ensure application performance, responsiveness, and cross-browser/device compatibility.Participate in code reviews, debugging, and troubleshooting production issues.Follow agile methodologies, CI/CD best practices, and version control workflows.Required Skills & Qualifications:8+ years of professional experience in software development.Strong expertise in React JS and related ecosystem (Hooks, Redux, Context API, etc.).Hands-on experience with React Native for mobile app development.Proficiency in JavaScript (ES6+), HTML5, CSS3, and TypeScript.Strong understanding of REST APIs, JSON, and front-end integration with backend services.Knowledge of unit testing, integration testing, and debugging tools.Experience working in Agile/Scrum environments.Excellent problem-solving, communication, and teamwork skills.Nice-to-Have Skills:Exposure to Node.js or backend integration.Familiarity with CI/CD pipelines (Jenkins, GitHub Actions, etc.).Knowledge of cloud environments (AWS, Azure, GCP).Telecom/AT&T domain experience.