Web application development begins with outlining user roles, key scenarios, and the data model. A solid MVP concentrates on essential flows, intuitive navigation, and predictable UI elements, enabling the product to ship quickly without becoming a fragile collection of one-off screens.

After launch, scalability and reliability take precedence: performance budgets, caching, secure authentication, and clean API contracts. With proper monitoring, CI/CD, and thoughtful architecture, teams can iterate faster while keeping the codebase stable as features and traffic grow.