← Back to Directory

Meta interview notes, page 8 of 238

FAANG / Big Tech

Most of these Meta write-ups come from Software Engineers (1,194), then Data Scientists (489) and Product Managers (453). The most reported rounds are the technical phone screen (1,190), the product sense round (466), the system design round (255) and the behavioral / leadership round (205).

2377 interview notes · updated Jul 2026

Meta·Product Manager·Onsite - Product Sense / Strategy

Apr 2026
Meta PM interview with a competitive strategy question that sounds clean on paper but gets messy fast once you start actually thinking through the moat Slack would need to build against Teams inside enterprise orgs.
  • How would you build a product strategy for Slack to displace Microsoft Teams in the enterprise market?

“I spent the first minute framing this as a pure feature war and that was a mistake.”

View Post

Meta·Software Engineer·Onsite - Behavioral / Leadership

Apr 2026
Interviewed for a business analyst role at Meta, got one behavioral question focused on data analysis work. Pretty standard stuff but the question had some depth to it if you weren't prepared.
  • Can you walk me through a time you uncovered a meaningful trend by digging into granular or row-level data?

“I had an answer ready but it felt a bit thin in retrospect.”

View Post

Meta·Software Engineer·Onsite - System Design / Architecture

Apr 2026
Meta system design round, one question, no frills. They asked me to design Google Docs and I spent the whole time second-guessing how deep to go on the collaborative editing piece.
  • Design Google Docs.

“The real trap is scope.”

View Post

Meta·Software Engineer·Onsite - System Design / Architecture

Apr 2026
Meta system design round for a software engineer role, full hour on designing an online judge from scratch. Pretty intense scope and they wanted depth on basically every layer.
  • Design an online judge system similar to LeetCode, covering problem management, user submissions across multiple languages, secure code execution, contests, leaderboards, and discussion features.
  • How would you design the sandboxed execution environment for running untrusted user code, and what resource and network constraints would you enforce?
  • How would you handle scaling the judge fleet to meet demand spikes during live contests?
  • Walk me through your data model and storage choices for this system, including where you'd store test cases, submission results, and leaderboard data.

“The scope alone is what got me.”

View Post

Meta·Software Engineer·Technical Phone Screen

Apr 2026
Data science interview at Meta with a product analytics angle. Just one question but it's the kind that spirals fast if you don't have a framework ready.
  • How would you decide whether Facebook Messenger should launch a group calling feature?

“I jumped straight into metrics and kind of skipped the 'should we even do this' part, which I think hurt me.”

View Post

Meta·Software Engineer·Technical Phone Screen

Apr 2026
Meta technical phone screen, one question about BST deletion. Pretty straightforward topic but the details will trip you up if you haven't actually coded it recently.
  • Walk through how deletion works in a binary search tree, covering all the cases.

“The leaf node case and the single-child case came out fine.”

View Post

Meta·Product Manager·Onsite - Product Sense / Strategy

Apr 2026
Got a product strategy question for a PM role at Meta, specifically around Instagram Reels monetization. Pretty focused session, just the one meaty question but it went in a lot of directions.
  • As the PM for Instagram Reels, how would you define and set goals for monetization?

“I started by talking about ad load and revenue per user but quickly realized I was skipping over the part where you actually justify why those are the right metrics to begin with.”

View Post

Meta·Software Engineer·Technical Phone Screen

Apr 2026
Interviewed for a BA role at Meta, one round focused on product analytics. Pretty standard stuff but the metrics question tripped me up more than I expected.
  • What metrics would you use to evaluate product adoption and engagement?

“I went straight to DAU/MAU and kind of rambled from there.”

View Post

Meta·Software Engineer·Technical Phone Screen

Apr 2026
Meta coding screen, pretty standard array manipulation problem. Nothing fancy but the in-place constraint is where people slip up.
  • Given a sorted integer array, remove duplicates in-place so each value appears exactly once, then return the count of unique elements. You must do this with O(1) extra memory.

“Two-pointer approach is the move here.”

View Post

Meta·Product Manager·Onsite - Product Sense / Strategy

Apr 2026
Meta PM interview, one question about designing an app to improve the in-store grocery experience. Pretty open-ended and I wasn't totally sure where they wanted me to go with it.
  • Design a shopping app that improves the in-store grocery shopping experience.

“I started by trying to narrow the user and their pain points before jumping to solutions, which felt right, but I probably spent too long on the problem space and rushed the actual product design.”

View Post