Sr. WebKit Performance Engineer
About The Position
The WebKit Performance team is looking for an engineer with a passion for software optimization to support one of the most heavily used frameworks and applications in the world. WebKit is the system framework for rendering web content on Apple platforms. When you load a webpage in Safari, that’s WebKit! WebKit is also an Open Source software project in which Apple engineers collaborate with engineers from around the world to improve the framework, evolve web APIs, and ensure the best possible experience on the web. WebKit is a foundational component of iOS, macOS, watchOS, tvOS, and visionOS, forming the basis of many key applications. Performance improvements in WebKit make all of our products better. The WebKit Performance team is responsible for defending and improving the launch speed, processing speed, memory size, and power consumption of the WebKit framework. You will help improve WebKit performance on all Apple platforms.
Requirements
- BS in Computer Science or equivalent work experience.
- Expertise in C++.
- Experience with software performance measurement, analysis, and optimization.
- Detailed understanding of data structures and algorithms.
- Experience with pointers, memory management, threads, and processes.
Nice To Haves
- At least 4 years of prior hands-on iOS or macOS application development.
- Experience with Objective-C, Swift, and Cocoa APIs.
- Experience with web technologies (HTML, CSS, JavaScript, SVG, WebGL, WebGPU).
- Experience with UIKit and AppKit.
- Excellent debugging, analysis, communication, and critical thinking skills.
Responsibilities
- Seek opportunities to improve WebKit performance as measured by execution time, memory consumption, and power use.
- Diagnose performance issues identified in benchmarks and in web applications.
- Identify and correct recent performance regressions.
- Train and mentor others in performance improvement techniques.
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What This Job Offers
Job Type
Full-time
Career Level
Senior
