WebKit is Apple's foundational framework for rendering web content across all Apple platforms including iOS, macOS, watchOS, tvOS, and visionOS. The WebKit Performance team is seeking an engineer passionate about software optimization to enhance one of the world's most widely used applications. As a WebKit Performance Engineer, you'll be responsible for improving launch speed, processing speed, memory efficiency, and power consumption of the WebKit framework. You'll work on diagnosing performance issues, identifying and correcting regressions, and mentoring others in performance improvement techniques. The role involves collaboration with Apple's internal teams and the open-source community to ensure the best possible web experience across all Apple products. This position offers competitive compensation, comprehensive benefits, and the opportunity to work on technology that impacts millions of users worldwide. The ideal candidate will have strong expertise in C++, performance optimization, and systems-level programming, with the ability to work effectively in a collaborative environment.