Full-Stack Software Engineer, OS Performance Tools, CoreOS

Work on performance tools and services that model various aspects of Apple’s operating systems to enable teams to tackle challenging multi-functional performance problems. You will be creating groundbreaking web services for analyzing and solving problems in the areas of usability/UX, cross-platform compatibility, and techniques for debugging performance issues across the OS.

Architect full-stack web applications that process and visualize performance data across Apple's entire ecosystem
Design backend services and APIs that handle data from hundreds of millions of devices
Build front-end interfaces that transform complex performance metrics into actionable insights for engineering teams
Collaborate with engineers to solve critical performance issues
Prototype innovative performance monitoring and debugging tools using emerging technologies

2+ years of experience building performant full-stack web applications using HTML, CSS, and JavaScript
Experience proposing and prototyping new services and solutions
Knowledgeable with SQL and NoSQL database technologies
Excellent spoken and written communication
Passion for product quality and exploring the latest technologies available

Experience with ES6, Node.js, and Angular
Tool, automation, and scripting development
Experience in diagnosing and improving performance at multiple layers of the stack
Understanding of operating system fundamentals
Prior development in Unix, Linux, macOS, or iOS
Large data processing & visualization

Join Apple's OS Performance Tools team and directly impact the performance of products used by billions worldwide.
We're looking for a full-stack engineer interested in working on cutting-edge performance analysis tools and services that span from embedded systems to applications to server-side data processing. Your work will enable iOS, macOS, tvOS, watchOS, and visionOS to deliver exceptional performance, while providing developers with the tools and data they need to easily write high-performing applications. This is a unique opportunity to work at the intersection of operating systems, large-scale data analytics, and developer tooling at one of the world's most innovative technology companies.

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 $120,300 and $210,100, 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.

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

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.

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Learn about reasonable accommodations for job applicants

Apple accepts applications to this posting on an ongoing basis.