Design and implement new features and APIs for the on-device Experimentation service that is deployed across multiple Apple operating systems
Develop and maintain high-performance libraries that are easy to use by developers
Participate in all phases of software development cycle: from problem definition and design, through implementation, testing, and debugging
Diagnose and resolve issues across different layers of the software stack
Write unit and integration tests for new and existing code
Work with cross-functional teams to enable developer and product features
An appreciation how an OS design impacts end-user experience
Minimum Qualifications
Working proficiency in Objective-C, Swift, C/C++, Kotlin, or similar languages
Strong academic foundation in operating systems concepts, including concurrency, multi-threading, synchronization primitives (mutexes, locks, semaphores), inter-process communication (IPC), and memory management.
Hands-on experience developing low-level or systems software through internships, academic capstones, coursework labs, or substantial open-source/personal projects (e.g., building a shell, multi-threaded server, user-space service, or operating system project).
Excellent problem-solving, debugging, and communication skills, with a track record of collaborating effectively in team or group-project settings.
Bachelor’s degree in Computer Science, Computer Engineering, or a related technical discipline (or equivalent practical experience).
Preferred Qualifications
Prior software engineering internship experience in systems software, embedded platforms, or platform engineering.
Exposure to Unix/POSIX APIs, event loops/run loops (libdispatch/GCD, kqueue, epoll), or system daemons/services (launchd, systemd).
Experience in iOS, macOS, or similar operating systems
An appreciation of how a platform design impacts end-user experience
Experience in experimentation or A/B testing and AI
Master's degree in Computer Science, Computer Engineering, or a related technical discipline (or equivalent practical experience).