AI/ML - Senior OS Software Engineer, Evaluation

Confirmed live in the last 24 hours

Apple

Cupertino

On-site

Posted April 16, 2026

Job Description

Summary

For the engineer that obsesses on how software can enable OS developers to evaluate and improve their features, there is no better place than Apple’s Experimentation team. The Experimentation team builds an end-to-end platform spanning the OS, data, and server for all the Apple OSes, operating at a scale of 2.5+ billion devices. We are addressing key challenges to accelerate the adoption of AI and an experimentation culture mindset across all Apple products/services. We are seeking seasoned engineers that can push the boundaries of low-level operating system technologies while maintaining a customer-centric focus on the developer and user experience.

Description

The mission of Evaluation is to measure, understand, and proactively improve all Apple features. We are looking for an experienced engineer to build and extend the experimentation system for Apple to use across all our operating systems. You will be responsible for the on-device daemon and framework, that is at the heart of the experimentation platform. You will partner with feature teams across Apple to enable them to make a positive impact for the customers. You will ship code that runs on devices you use every day and powers a variety of Apple products. You will obsess over memory, power, performance in addition to the developer experience. Your technical leadership will drive critical design discussions, elevate peers through code reviews, and push the boundaries across the operating system.

Minimum Qualifications

BS in Computer Science, or a related field with 7 years of work experience; or a MS in Computer Science, or related field with 5 years work experience Industry experience in Objective-C, Swift, C/C++, Kotlin, or similar languages System design and architecture skills Strong understanding of operating system fundamentals such as threading, synchronization primitives, inter-process communication, and scheduling Excellent collaborative skills, with the ability to work with a team to design system architecture Proven ability to deliver Operating Systems production grade software

Preferred Qualifications

Skilled at programming interface design 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