iOS Developer Requirements (Detailed): Core Technical Areas (ALL expected at high level)
- Swift (Expert)
- Deep fundamentals (types, generics, protocols, error handling)
- Memory efficiency and safe coding
- Concurrency / Async Programming
- Async/await
- Reactive frameworks
- Background processing
- UI Development
- SwiftUI (modern)
- UIKit (legacy support)
- Responsive design across devices
- Architecture (Senior Level)
- Clean architecture
- Scalable and testable systems
- APIs & Networking
- REST + GraphQL
- Backend integrations
- Third-party SDKs
- Performance Optimization
- Memory management
- Profiling tools
- Testing
- Unit testing
- UI testing
- Dependency injection
- CI/CD
- GitHub Actions
- Build/release automation ownership (critical)