Software Development Engineer - Systems

Software Development Engineer - Systems

Imagine what you can do here. Apple is a place where extraordinary people gather to do their lives best work. Together we create products and experiences people once couldn't have imagined, and now, can't imagine living without. It's the diversity of those people and their ideas that inspires the innovation that runs through everything we do.

APPLE INC has the following available in Cupertino, California and various unanticipated locations throughout the USA. Design, develop, and debug software for multimedia playback using C/Objective-C and Swift. Analyze software performance problems and implement optimizations by leveraging best practices in memory power management. Design and develop APIs for third-party developers. Maintain and document API surface. Interact with industry partners to ensure Apple's competitiveness is maintained. Develop new features for media systems, leveraging Machine Learning to create innovative user experiences and enhance system capabilities. Develop unit tests, contribute towards code-review and uphold great code-quality, participating and collaborating with peers in software design reviews. Perform multithreaded programming and programming in real-time systems. Mentor junior talent in the team including interns. 40 hours/week. 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 $147,400 - $220,900/yr and your base pay will depend on your skills, qualifications, experience, and location. PAY & BENEFITS: 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.

Minimum Qualifications:

• Master's Degree or foreign equivalent in Computer Science or related field
• Experience and/or education must include: Object-oriented programming using C, Objective-C, and Swift to develop new features in the AVFoundation framework, internal data reporting system daemons, and processes that run ML workflows.
• Using knowledge of computer systems, operating systems, and software architecture principles to develop and design new APIs, maintain systems that perform critical tasks during playback like network prediction, data reporting, and run inference tasks from ML models.
• Experience with multi-process and multi-threaded programming to improve streaming performance, design multithreaded systems used in foundational streaming systems, and multitenant data reporting systems.
• Experience in performance and memory optimization (Xcode Developer tools like leaks, CPU trace, etc., experience with crash logs and memgraphs) to reduce overall CPU and memory usage during critical ML inference tasks and optimize background activity for data reporting.
• Debugging software using Xcode to triage and reproduce client issues.
• Using machine learning frameworks like PyTorch, Keras, CoreML, and CreateML to develop real-time on-device network prediction models and on-device real-time audio transcription services used to power core streaming features.
• Understanding of machine learning models (like Random Forest, Linear Regression, Neural Networks) to create / tweak / fix models for core algorithms that power automatic bitrate selection for streaming use-cases.

Preferred Qualifications:

• N/A

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.