About this opportunity
Apple Inc. lists this Sr. WebKit Performance Engineer opportunity in san diego, California. Review the employer’s description below for duties, qualifications and application requirements.
Job description
San Diego, California, United States Software and Services
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.
Description
As a WebKit Performance Engineer, you will seek opportunities to improve WebKit performance as measured by execution time, memory consumption, and power use. You will also be responsible for diagnosing performance issues identified in benchmarks and in web applications, helping us identify and correct recent performance regressions, and helping to train and mentor others in performance improvement techniques.
Responsibilities
Investigating cases of poor performance in WebKit-based applications
Identifying performance bottlenecks and hot-spots in the WebKit framework.
Creating and defending performance benchmarks covering important web technologies.
Working across teams at Apple to drive improvements in core frameworks.
Interacting with developers on the Open Source WebKit project.
Minimum Qualifications
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.
Preferred Qualifications
At least 4 years of prior hands‑on iOS or macOS application development.
Experience with Objective‑C, Swift, and Cocoa APIs.
Experience with UIKit and AppKit.
Excellent debugging, analysis, communication, and critical thinking skills.
At Apple, base pay is one part of our total compensation package and is determined within a range. This provides the opportunity to progress as you grow and develop within a role. The base pay range for this role is between $175,000 and $308,500, and your base pay will depend on your skills, qualifications, experience, and location.
Apple employees also have the opportunity to become an Apple shareholder through participation in Apple’s discretionary employee stock programs. Apple employees are eligible for discretionary restricted stock unit awards, and can purchase Apple stock at a discount if voluntarily participating in Apple’s Employee Stock Purchase Plan. You’ll also receive benefits including comprehensive medical and dental coverage, retirement benefits, a range of discounted products and free services, and for formal education related to advancing your career at Apple, reimbursement for certain educational expenses — including tuition. Additionally, this role might be eligible for discretionary bonuses or commission payments as well as relocation. Learn more about Apple Benefits.
Note: Apple benefit, compensation and employee stock programs are subject to eligibility requirements and other terms of the applicable plan or program.
At Apple, we believe accessibility is a fundamental human right. You’ll find that idea reflected in everything here — in our culture, our benefits and our digital tools. By welcoming as many perspectives as possible, we help you build a career where you feel like you belong.
Learn about accessibility in Apple’s workplace.
Learn about reasonable accommodations for job applicants.
Apple is an equal opportunity employer that is committed to inclusion and diversity. We seek to promote equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics. Learn more about your EEO rights as an applicant.
Apple accepts applications to this posting on an ongoing basis.
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Worksite address
san diego, CA, 92189, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.