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Software Engineer - Application Performance

Yesterday San Diego, CA

The OS Performance Tools team is looking for a software developer with a keen understanding of optimization techniques and performant application design to support our efforts in performance outreach and developer engagement. Our work enables iOS, macOS, tvOS, and watchOS to perform well, and gives 3rd party developers the tools and data they need to easily write great performing apps.

A successful candidate may have experience with a specific layer of software (e.g. embedded, UI, server) but an interest in learning how the entire stack and flow of information works. The ideal candidate would also not only understand the fundamentals of designing and implementing a performant application for iOS, macOS, tvOS, or watchOS, but also the impact of big data on decision making in software development.

Description

Work on performance tools that model various aspects of Apple's Operating Systems to enable teams to tackle challenging multi-functional performance problems. You will be solving problems in the areas of usability/UX, cross-platform compatibility, and techniques for debugging performance issues across the OS.

Our team owns a wide variety of software across the entire Apple platform, from on-device performance analysis to server infrastructure for data processing. An ideal candidate will be ambitious and grow to understand many layers of software.","responsibilities":"A typical day in this role could be analyzing app performance issues and engaging with 3rd party developers to resolve those issues.

Optimize operating system behaviors to better support app developers on Apple platforms

Influence cross-functional teams to pursue new features that support mobile app developers

Preferred Qualifications

Mobile app development experience

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Understanding of Operating System fundamentals

Large data processing

Complex data visualization

Minimum Qualifications

Expertise in at least one layer of software development (embedded, UI, server)

You understand how data influences decision making in software development

You seek learning new technologies

Aptitude to independently learn new technologies, prototype, and propose software design and solutions

Passion for product quality and attention to detail

Self-motivated and able to work independently

Excellent problem-solving and critical thinking

Prior development in Unix, Linux, or macOS

Excellent spoken and written communication

CS degree or equivalent experience

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 .

Pay & Benefits

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.

Client-provided location(s): San Diego, CA
Job ID: apple-200624359-3543_rxr-661
Employment Type: OTHER
Posted: 2026-02-07T19:10:51

Perks and Benefits

  • Health and Wellness

    • Parental Benefits

      • Work Flexibility

        • Office Life and Perks

          • Vacation and Time Off

            • Financial and Retirement

              • Professional Development

                • Diversity and Inclusion

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