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Enterprise · Software Engineer Interview Guide

Applies via Workday

How to Pass the Booking.com Software Engineer Interview in 2026

The Booking.com DNA (TL;DR)

Booking.com's interview loop heavily scrutinizes candidates' ability to drive product improvements through rigorous A/B testing and data analysis, particularly within their Engineering teams. They seek individuals who can articulate how they've used experimentation to optimize user flows on surfaces like 'Your Booking' and contribute to platform growth, often referencing specific metric-with-denominator examples.

The Booking.com 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 Booking.com interview outcomes, avoid these common traps:

  • Focusing only on presenting data without understanding stakeholder concerns.
  • Focusing solely on personal travel experiences rather than how their skills can contribute to the company's goals.
  • Not planning for internationalization and multi-language support.
  • Ignoring latency requirements for real-time recommendations.

Test Yourself: Real Booking.com Questions

Three real prompts pulled from our database.

Type · Algorithmic

Given a list of hotel bookings, each with a check-in and check-out date, find the maximum number of rooms occupied at any given time. Assume check-out day is available for new guests.

Type · Ownership

Tell me about a time you took initiative to improve a marketing process or campaign that wasn't explicitly assigned to you. What was the situation, what did you do, and what was the result?

Type · Technical Conflict

Describe a situation where you had a technical disagreement with a colleague or your manager regarding an implementation detail or architectural choice. How did you approach it, and what was the resolution?

+ many more questions, signals, and worked examples

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Booking.com Interview Question Bank

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

9 of 20 questions shown

1

Recruiter Screen

1
  1. 1

    Type · Motivation

    Why are you interested in working at Booking.com, and what specifically about our engineering challenges in the travel industry excites you?
2

Coding Screen

3
  1. 2

    Type · Algorithmic

    Given a list of hotel bookings, each with a check-in and check-out date, find the maximum number of rooms occupied at any given time. Assume check-out day is available for new guests.
  2. 3

    Type · Data Structures

    Implement a Least Recently Used (LRU) cache for storing hotel search results. The cache should have a fixed capacity. When the cache is full and a new item needs to be added, the least recently used item should be evicted.
  3. + 1 more questions in this round (sign up to unlock)
3

System Design

4
  1. 4

    Type · Scalability

    Design a system to recommend hotels to users based on their past booking history, search queries, and current location. Consider the scale of millions of users and hotels.
  2. 5

    Type · Availability

    Design a distributed rate limiter for the Booking.com API. It should limit the number of requests a user or an IP address can make within a given time window across multiple servers.
  3. + 2 more questions in this round (sign up to unlock)
4

Onsite Coding

4
  1. 6

    Type · Debugging

    A user reports that sometimes their search results for hotels in Paris are empty, even though they know hotels are available. Here's a simplified version of the search logic. Debug and fix the issue.
  2. 7

    Type · Algorithmic

    Implement a function to find the shortest path between two hotels on a map, considering different travel modes (walking, taxi, public transport) with varying costs and times. Assume a graph representation of locations and connections.
  3. + 2 more questions in this round (sign up to unlock)
5

Behavioral / Leadership

8
  1. 8

    Type · Past Experience

    Tell me about a time you had to influence a stakeholder (e.g., engineer, designer, marketing manager) who was resistant to your product idea. What was the situation, what did you do, and what was the outcome?
  2. 9

    Type · Ownership

    Tell me about a time you took initiative to solve a problem that wasn't explicitly part of your job description. What was the situation, what did you do, and what was the result?
  3. + 6 more questions in this round (sign up to unlock)

Unlock the full Booking.com question bank

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Interview tracks at Booking.com

How Booking.com's DNA translates across functions. Pick your role.

Compare Booking.com with similar employers

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

Practice Booking.com interviews end-to-end

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