Affirm Interview Questions and Guide

Buy-now-pay-later: loan servicing, payment schedules, ledger correctness and practical multi-part coding problems.

The Affirm interview loop

1. Recruiter screen
2. Technical phone screen (practical coding)
3. Onsite: practical coding, system design, and behavioral

Affirm interview questions

• Design a Payment System
• Design Cash App (P2P Payments)
• Zigzag Conversion
• Subarray Sum Equals K
• In-Memory Database (Multi-Part)
• Number of Recent Calls
• Nearest Exit from Entrance in Maze
• Time-Based Key-Value Store
• Number of Operations to Make Network Connected
• Coin Change
• Coin Change II (Unbounded Knapsack)
• Design a Digital Wallet
• Tell me about a time you took ownership beyond your role
• What questions do you have for me?