<ul data-eligibleForWebStory="true">A scalable React app is essential for handling more users and staying manageable for the team.Key practices for scalable React apps include organizing code into small, reusable components for easy maintenance.Keeping components focused on single responsibilities simplifies development and enhances team efficiency.Efficiently managing data with tools like Zustand for larger apps can improve performance as the app grows.Boosting performance with lazy loading, memoization, and virtualization techniques ensures smooth operation even with heavy traffic.Thorough testing using tools like Jest helps catch issues early and ensures proper app functionality.Ensuring accessibility by making the app usable for everyone, including those with disabilities, is crucial for user experience and legality.Leveraging modern tools like Next.js, React Query, and Vite can streamline development and enhance performance.Following these React best practices ensures smooth app functionality, scalability, cost savings, and user satisfaction for any business.Building a scalable React app involves key strategies for performance and maintainability to grow with the company.