Software Development Engineer - iOS for Keyboard

What you'll do

• Design and maintain the keyboard focus system across complex app hierarchies.
• Manage keyboard lifecycle events including presentation, dismissal, transitions, and state restoration.
• Build and maintain APIs for keyboard layout, positioning, insets, and animation coordination.
• Ensure infrastructure reliability across multitasking, Stage Manager, and diverse app architectures.
• Debug complex issues involving focus engines, the responder chain, and windowing systems.
• Write technical documentation and provide guidance for developers using keyboard layout APIs.
• Develop robust public APIs that are difficult to misuse by external developers.

What we're looking for

• BS in Computer Science or equivalent experience.
• 10+ years of experience in iOS/macOS development using Swift and Objective-C.
• Strong foundation in systems programming, state management, and framework design.
• Experience designing or maintaining public APIs.
• Deep knowledge of UIKit internals including responder chain, UIWindow, UIScene, and view layout systems (preferred).
• Familiarity with keyboard avoidance, input accessory views, and text input architecture (UITextInput, UIKeyInput) (preferred).
• Experience shipping frameworks or infrastructure used by other engineering teams (preferred).
• Understanding of accessibility requirements for keyboard and focus interactions (preferred).