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FAANG · Software Engineer Interview Guide

How to Pass the Meta Software Engineer Interview in 2026

The Meta DNA (TL;DR)

Speed, impact, data-driven product sense, personal drive.

English original + your local-language translation

Tech and global multinational interviews are most often conducted in English. For industries like luxury, finance, or pharma, the working language may be local. We show every question in English first — alongside your local-language translation — so you can prep in whichever language your interviewer ends up using.

The Meta Interview Loop

Your onsite loop will typically consist of 5 rounds.

  1. 1

    Round 1

    Recruiter Screen
    Motivation, role fit, logistics.
  2. 2

    Round 2

    Coding Screen
    LeetCode-medium algorithmic problems under time pressure.
  3. 3

    Round 3

    System Design
    Distributed systems, trade-offs at scale, architecture under constraints.
  4. 4

    Round 4

    Onsite Coding
    LeetCode-hard, debugging, code clarity, edge cases.
  5. 5

    Round 5

    Behavioral / Leadership
    Past evidence of ownership, influence, resolving conflict.

The Danger Zone: Top Reasons Candidates Fail

Based on our database of Meta interview outcomes, avoid these common traps:

  • Suggesting a single global counter for all hashtags.
  • Ignoring the race condition in 'check-then-set' without Lua scripts or Atomic increments.
  • Confusing 'right side view' with 'right child only'.
  • Ignoring end-to-end encryption requirements for media.

Test Yourself: Real Meta Questions

Three real prompts pulled from our database.

Type · Algorithms

Given a dictionary of words from an alien language and the order of the alphabet, determine if the dictionary is sorted lexicographically.

Type · Conflict

STAR
Disagreed with an engineer on technical feasibility. What happened?

Type · System Design

Design WhatsApp's status update feature (similar to IG Stories).

+ many more questions, signals, and worked examples

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Meta Interview Question Bank

A sample from our database, grouped by round. Sign up to see the full set.

10 of 23 questions shown

1

Recruiter Screen

2
  1. 1

    Type · Behavioral

    Why Meta? How do you align with our focus on impact and moving fast?
  2. 2

    Type · Behavioral

    Tell me about a time you had to resolve a technical disagreement with a peer.
2

Coding Screen

5
  1. 3

    Type · Algorithms

    Find the $k$ closest points to the origin $(0,0)$ given a list of points on a 2D plane.
  2. 4

    Type · Algorithms

    Given a dictionary of words from an alien language and the order of the alphabet, determine if the dictionary is sorted lexicographically.
  3. + 3 more questions in this round (sign up to unlock)
3

System Design

4
  1. 5

    Type · System Design

    Design the Meta News Feed, focusing on high availability and fast content delivery.
  2. 6

    Type · System Design

    Design a 'Top K' or 'Heavy Hitters' system to track the most popular hashtags in real-time.
  3. + 2 more questions in this round (sign up to unlock)
4

Onsite Coding

2
  1. 7

    Type · Algorithms

    Serialize and Deserialize a Binary Tree.
  2. 8

    Type · Algorithms

    Find the maximum sum of a non-empty subarray in an array of integers (Kadane's Algorithm).
5

Behavioral / Leadership

10
  1. 9

    Type · Impact

    STAR
    Tell me about your biggest product impact.
  2. 10

    Type · Drive

    STAR
    A time you ran through a wall to ship.
  3. + 8 more questions in this round (sign up to unlock)

Unlock the full Meta question bank

Free signup, no credit card. You get every question + the framework, grading signals, and worked answer for each.

Unlock all questions →

Interview tracks at Meta

How Meta's DNA translates across functions. Pick your role.

Coding screens (LeetCode-medium to -hard) and system design at Meta's scale. Real engineering challenges, complexity bar, and trade-off signals.

Algorithms

Given a dictionary of words from an alien language and the order of the alphabet, determine if the dictionary is sorted lexicographically.

Conflict

STAR
Disagreed with an engineer on technical feasibility. What happened?

+ 1 more

Unlock the Software Engineer grading rubric for Meta

See full Software Engineer guide

Compare Meta with other tech interviews

Same DNA, different bar. Browse the closest companies in our database and see how their loops differ.

Practice Meta interviews end-to-end

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