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Apple interview notes, page 3 of 38

FAANG / Big Tech

Most of these Apple write-ups come from Software Engineers (212), then Machine Learning Engineers (85) and Data Scientists (32). The most reported rounds are the technical phone screen (217), the system design round (48), the product sense round (29) and the behavioral / leadership round (22).

372 interview notes · updated Oct 2026

Apple·Software Engineer·Onsite - Behavioral / Leadership

Apr 2026
Behavioral screen for a software engineer role at Apple. Two questions, both pretty standard, but the second one has enough depth to trip you up if you're not ready to talk specifics.
  • Walk me through your background, your current role, your main technical strengths, and what you're looking for next.
  • Describe a project you're proud of from a quality standpoint. What was the problem, how did you approach the design, what did you do specifically to ensure quality, what trade-offs did you make, and what were the measurable results?

“Pretty much every interview starts with this so I had a version ready.”

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Apple·Product Manager·Onsite - Product Sense / Strategy

Apr 2026
Apple PM interview with a single product design question. Pretty open-ended, no real hints on scope or constraints.
  • How would you design a bookshelf?

“Spent the first minute just staring at this question wondering if it was a trick.”

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Apple·Software Engineer·Onsite - Coding / Algorithms

Apr 2026
Apple SWE interview that was basically just one question: implement a red-black tree from scratch. No warmup, no easy intro problem, just straight into one of the nastiest data structures in CS.
  • Implement a red-black tree from scratch.

“I knew the properties going in but actually coding the rotations and recoloring under pressure is a different beast.”

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Apple·Frontend Engineer·Technical Phone Screen

Apr 2026
Apple frontend interview with a classic algorithm problem. Nothing too wild but the sorting step is easy to forget under pressure.
  • Given an array of intervals, merge all overlapping ones and return the resulting non-overlapping intervals.

“I knew the general shape of this problem but fumbled the details at first.”

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Apple·Product Manager·Onsite - Product Sense / Strategy

Apr 2026
Apple PM interview, one question about measuring a new Stories reaction feature. Pretty product-analytics-heavy and I felt underprepared for how deep they wanted to go on the experiment design side.
  • How would you design a test to measure whether adding a new reaction feature to Stories is successful?

“I started with engagement metrics and the interviewer just kind of waited, like that wasn't enough.”

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Apple·Frontend Engineer·Onsite - Behavioral / Leadership

Apr 2026
Behavioral round at Apple for a frontend role. Just one question but they really sat with it, felt more like a conversation than a checklist.
  • Tell me about the most challenging moment in your career so far. What made it difficult, how did you respond, and what did you learn from it?

“I had a story prepped but it felt thin the moment I started telling it.”

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Apple·Software Engineer·Technical Phone Screen

Apr 2026
Apple SWE coding question, just one problem about abbreviating an array of strings. Pretty straightforward session, not much else to report.
  • Given an array of strings, write a function to abbreviate each string in the array.

“Spent a bit too long trying to figure out what 'abbreviate' even means here before just asking.”

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Apple·Machine Learning Engineer·Technical Phone Screen

Apr 2026
Two-part ML foundations interview at Apple for an MLE role. One question dug into the architectural differences between DCN v1 and v2, and the other was a full walkthrough of how to run an A/B test in production. Pretty meaty for a single session.
  • What are the key differences between Deep & Cross Network v1 and v2, specifically around how cross layers are formulated, the type of feature interactions, parameterization, and efficiency?
  • Walk me through how you would design and execute an A/B test for a new ML model going into production, from defining success metrics through to a ship or no-ship decision.

“I knew the high-level story but fumbled the details on low-rank parameterization in v2.”

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Apple·Machine Learning Engineer·Technical Phone Screen

Apr 2026
Apple ML Engineer coding round, just one algorithmic problem but it was enough to stress me out for a week.
  • Given an array of integers, find all unique triplets that sum to zero.

“Classic problem but I still fumbled the dedup logic under pressure.”

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Apple·Product Manager·Hiring Manager Screen

Apr 2026
Interviewed for a PM role at Apple and got asked about backlog prioritization tools. Pretty short interaction, not much else to report.
  • What platform or framework do you use to prioritize features in your backlog?

“Felt like a warmup question but I still fumbled it a bit.”

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