Beginning with user roles, essential use cases, and the data model sets the foundation for web app development. A robust MVP emphasizes core workflows, intuitive navigation, and consistent UI elements, enabling quick delivery without evolving into a fragile collection of bespoke screens.

Post-launch, the priority is scalability and reliability: performance budgets, caching, secure login, and clean API boundaries. With proper observability, CI/CD, and thoughtful architecture, teams can iterate more rapidly while keeping the codebase stable as features and traffic expand.