HID Interaction Algorithm Engineer

In this role, you will:
- Prototype and define interactions end-to-end, in collaboration with HW, SW, and design partners
- Design user studies and leverage prototypes to define success criteria
- Develop processes for measuring key performance indicators
- Analyze data to identify and drive algorithm improvements
- Create and maintain core algorithms for new interactions and root-cause issues throughout the stack
- Communicate user impacts of technical challenges to cross-functional stakeholders

2+ years SW development experience (or equivalent internship / research experience)
Proficiency in C++ and Python
Proficiency in signal processing and/or machine learning
Comfortable with 3D mathematics
Experience developing interactions or input technologies
Experience using genAI tools for SW development (Claude Code, Cursor, Codex, etc.)
Able to communicate clearly and collaborate with cross-functional teams
Excellent problem solving and root cause analysis skills
BS/MS/PhD in Computer Science (CS), Electrical Engineering (EE), Human Computer Interaction (HCI), or a related field / equivalent experience

Experience developing software with agentic workflows
Experience developing software for Augmented Reality (AR) / Virtual Reality (VR) (ex. ARKit)
Experience with Objective-C and/or Swift

Join the engineering team that fuses multimodal input to enable seamless interactions on human-computer interfaces like  Vision Pro. Human Interface Devices (HID) is looking for an Interaction Algorithm Engineer to help build the next generation of computing.

HID operates at the intersection of hardware, software, and design. The problems you solve will be multidisciplinary and require strong collaboration and communication skills. You’ll prototype ideas at the early stages of development and develop robust solutions through production.

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 and $272,100, 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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Apple accepts applications to this posting on an ongoing basis.