Klarna Interview Questions and Guide
Payments and shopping at European scale: checkout flows, risk decisions, and autonomous teams shipping fast.
The Klarna interview loop
- Recruiter screen
- Technical screen or take-home
- Onsite: coding, system design, and values
Klarna interview questions
- Design a Payment System
- Design a Webhook Delivery System
- Zigzag Conversion
- Subarray Sum Equals K
- In-Memory Database (Multi-Part)
- Daily Temperatures
- Time-Based Key-Value Store
- Number of Operations to Make Network Connected
- Coin Change
- Coin Change II (Unbounded Knapsack)
- Design In-Memory File System
- Design a Digital Wallet
- Tell me about a project you drove from idea to launch
- Tell me about a time you had to cut scope