Java Front End Developer

Position: Front-End Developer - React.jsClient: WalmartEngagement Type: ContractLocation: Sunnyvale, CAWork Arrangement: Hybrid - 3-4 days onsite in Sunnyvale, CAAbout The RoleWalmart is seeking a skilled Front-End Developer with strong experience in React.js, JavaScript, and REST APIs to join its technology team. The ideal candidate will have a strong UI development background and experience building scalable, responsive, and high-performance web applications.The role will primarily focus on front-end development, with opportunities to collaborate with backend teams and integrate applications with RESTful APIs. Backend development experience, particularly with Java, is a plus but not the primary focus of the role.Key ResponsibilitiesDesign, develop, and maintain responsive and high-quality web applications using React.js and modern JavaScript (ES6+). Build reusable, scalable, and maintainable UI components. Integrate front-end applications with RESTful APIs and backend services. Work closely with product managers, UX/UI designers, and backend engineers to deliver seamless user experiences. Implement state management using solutions such as Redux, Context API, or similar technologies. Write clean, efficient, maintainable, and well-documented code following development best practices. Participate in code reviews, technical discussions, and design/architecture sessions. Troubleshoot, debug, and resolve UI and integration issues. Optimize applications for performance, scalability, responsiveness, and cross-browser compatibility. Develop applications that follow modern UI/UX and web accessibility standards. Collaborate with backend teams to understand APIs, data flows, and integration requirements. Contribute to Agile/Scrum ceremonies and continuous improvement initiatives. Required Skills & Experience3-6 years of professional experience in front-end development. Strong hands-on experience with React.js. Strong proficiency in JavaScript (ES6+), including:Async/awaitPromisesES6+ featuresModular programmingDOM manipulation and event handlingStrong experience consuming and integrating RESTful APIs. Experience with HTML5 and CSS3 and responsive web development. Experience building reusable and scalable React components. Good understanding of React hooks, component lifecycle, and state management. Experience with Redux, Context API, or similar state-management libraries. Strong understanding of front-end development best practices and web performance optimization. Experience with Git and version control workflows. Understanding of Agile/Scrum development methodologies. Strong communication, collaboration, and problem-solving skills. Backend Knowledge - Nice to HaveBasic understanding of backend development and server-side technologies. Working knowledge of Java and familiarity with Spring Boot or similar frameworks is a plus. Experience working with backend teams and understanding API contracts, request/response models, and data integration. Exposure to Node.js is an advantage but is not mandatory. Preferred / Nice-to-Have SkillsExperience working with large-scale e-commerce or retail applications. Familiarity with GraphQL, WebSockets, or event-driven architectures. Experience with Docker and Kubernetes. Exposure to cloud platforms such as AWS, GCP, or Azure. Knowledge of web accessibility standards (WCAG 2.1). Experience with CI/CD pipelines and modern development practices. Exposure to performance optimization and high-traffic web applications. Educational QualificationsBachelor's degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent practical experience. Soft SkillsStrong analytical and problem-solving abilities. Excellent communication and interpersonal skills. Ability to collaborate effectively with cross-functional and distributed teams. Self-motivated with a strong sense of ownership and accountability. Ability to work effectively in a fast-paced environment and manage multiple priorities. Core SkillsReact.js | JavaScript | REST APIs | HTML5 | CSS3 | Front-End DevelopmentGood to Have: Java | Spring Boot | Node.js | GraphQL | Cloud | Docker/Kubernetes