OS Software Engineer, Evaluation

What you'll do

• Design and implement features and APIs for the on-device Experimentation service; develop high-performance libraries.
• Participate in software development from design through testing and debugging, including diagnosing issues across software layers.
• Collaborate with feature teams to enable developer and product features.

What they ask for

• Working proficiency in Objective-C, Swift, C/C++, Kotlin, or similar languages.
• Strong foundation in operating systems concepts, including concurrency, synchronization, IPC, and memory management.
• Hands-on low-level or systems software development experience through internships, coursework, projects, or open source.
• Bachelor’s degree in a related technical discipline or equivalent practical experience; strong problem-solving, debugging, communication, and collaboration skills.

Nice to have

• Internship experience in systems software, embedded platforms, or platform engineering; experience with iOS, macOS, or similar operating systems.
• Exposure to Unix/POSIX APIs, event loops, or system daemons/services; experience in experimentation, A/B testing, or AI.

Pay

$129,300 and $225,300 (base salary range)

Tools

Objective-C, Swift, C/C++, Kotlin, Unix/POSIX APIs, libdispatch/GCD, kqueue, epoll

AI focus

The team aims to accelerate AI adoption across Apple products and services; AI is listed as preferred experience, but the role does not specify particular AI development duties.