iOS Architecture & System Design

Comprehensive architecture guide for Swift/SwiftUI applications covering patterns, planning, and scalability.

When to Apply

• Designing or evaluating iOS application architecture
• Choosing between MVVM, TCA, or Clean Architecture
• Planning new features or refactoring existing ones
• Defining module boundaries and data flow
• Scaling an app from MVP to enterprise
• Creating Architecture Decision Records (ADRs)
• Reviewing pull requests for architectural consistency

Quick Reference

Core Architecture Principles