13 days ago
Responsibilities
- Build the on-device software runtime foundation powering Siri App Intelligence across iOS, iPadOS, macOS, watchOS, and visionOS.
- Design interfaces and APIs that allow applications to expose capabilities to an AI assistant.
- Prove out designs with real app partners and iterate based on measured results and user experience quality.
- Develop efficient software for latency-, memory-, and power-constrained devices.
- Build LLM-driven features, including tool and function-calling interfaces, context construction, and model-output validation.
- Analyze and optimize system performance and help ensure reliable, fast assistant experiences.
- Collaborate across technical teams and drive alignment on shared API surfaces, architecture, compatibility, and versioning.
- Lead complex feature designs and architectural decisions when operating at the senior end of the range.
Requirements
- BS or MS in Computer Science, or equivalent practical experience.
- 5+ years of experience developing and shipping production software.
- Strong proficiency in C++, Swift, or Objective-C and solid object-oriented programming and software design knowledge.
- Strong understanding of operating-system internals, concurrency, multithreading, and memory management.
- Strong familiarity with large language models and AI assistants, including judgment in using and verifying agentic coding tools such as Claude Code.
- Experience with system performance analysis and optimization.
- Ability to work independently, solve complex problems, learn new technologies quickly, communicate effectively, and collaborate across technical teams.
- Preferred qualifications include Swift and Xcode proficiency, Apple-platform application development, AI software runtimes or agent orchestration frameworks, voice assistants or conversational AI, API or framework design, and LLM evaluation or telemetry infrastructure using tools such as Python, SQL, and dashboards.
Categories
About Apple
Apple designs and sells consumer electronics, software, and services for consumers and professionals worldwide, including iPhone, Mac, iPad, Apple Watch, and AirPods, plus platforms like iOS/macOS and services such as the App Store, iCloud, Music, and TV+. Its business combines device sales with services and subscriptions and in-house silicon design. Founded in 1976, Apple is headquartered in Cupertino, California, and trades on NASDAQ as AAPL.