GPU PERFORMANCE Modeling ENGINEER Interview Experience - Cupertino, California
September 1, 2026
Positive ExperienceNo Offer
Process
I applied through a recruiter. The process took 3 weeks.
- 1st round is a high-level interview with the hiring manager - discuss your background and they share info about the team. Some high-level perf analysis and prev job related questions.
- Virtual on-site was rigorous. Need to understand perf modeling well, be great at C++. They gave me a transaction cpp class to complete.
Questions
How would you determine if latency or bandwidth is a bottleneck?
- Occupancy
How would you calculate the theoretical maximum FLOPS of an architecture?
- Roofline Model
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Interview Statistics
The following metrics were computed from 1 interview experience for the Apple GPU PERFORMANCE Modeling ENGINEER role in Cupertino, California.
Success Rate
0%
Pass Rate
Apple's interview process for their GPU PERFORMANCE Modeling ENGINEER roles in Cupertino, California is extremely selective, failing the vast majority of engineers.
Experience Rating
Positive100%
Neutral0%
Negative0%
Candidates reported having very good feelings for Apple's GPU PERFORMANCE Modeling ENGINEER interview process in Cupertino, California.
Apple Work Experiences
5.0
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Good visibility higher up the management chain.
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4.0
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Pros: Work on the coolest products in the world.
Learn a lot of stuff every day.
Cons: Lots of work.
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Travels a lot.
- 5.0Wireless Software Performance EngineerWireless Software Performance • Current EmployeeCupertino, California, United StatesMarch 22, 2016Pros: Get to work on some of the most challenging problem statements. Easy to collaborate and come up with ideas and implement. Good visibility higher up the management chain.Cons: Projects are very dynamic, and goals/deliverables can change on the fly, giving you less time to ramp up on the management change.
- 4.0Overall, a good place to work atSoftware Engineer • Current EmployeeCupertino, California, United StatesJanuary 10, 2023Pros: Good compensation, diverse, and very challenging.Cons: Challenging to Stand Out and long hours
- 4.0Work at Apple as a hardware engineerHardware Engineer • Current EmployeeCupertino, California, United StatesFebruary 15, 2013Pros: Work on the coolest products in the world. Learn a lot of stuff every day.Cons: Lots of work. Everybody is pushing. Travels a lot.
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