Stripe Interview Questions

57 questions across 5 categories

Algorithms

View all Algorithms

Find the Difference

Easy

Partition Equal Subset Sum

Medium

Queue Reconstruction by Height

Medium

Word Search II

Hard

Decode Ways

Medium

N-Queens

Hard

Reverse Vowels of a String

Easy

Minimum Window Substring

Hard

Expression Add Operators

Hard

Insert Interval

Medium

Reconstruct Itinerary

Hard

The Skyline Problem

Hard

Behavioral

View all Behavioral

Handling tight deadlines

Easy

Mentoring a Senior Colleague

Medium

The Trade-Off of Tooling vs. Time

Medium

Handling Redundant Work

Medium

Experience with Database Schema Changes

Hard

The Time You Said 'No'

Hard

Managing Upward Communication

Medium

The Most Innovative Solution You Designed

Hard

Dealing with Lack of Focus

Medium

The Importance of Debugging Skills

Medium

Handling Vague Requirements

Medium

Data Structures

View all Data Structures

Merge Two Sorted Linked Lists

Easy

Design a Phone Directory (Linked List/Array)

Medium

Implement an All $O(1)$ Data Structure with Frequency

Hard

Design a Phone Directory (Set/Trie)

Medium

Design a Compressed String Iterator (Advanced)

Medium

Implement a Generic Graph Structure

Medium

Design a Bloom Filter (Conceptual)

Hard

Implement an All $O(1)$ Data Structure

Hard

Design a Snake Game (Queue and Set)

Medium

Design a Set of Stacks (Capacity Limit)

Medium

Design a Compressed String Iterator

Medium

Design a Sparse Vector/Matrix

Medium

Product Strategy

View all Product Strategy

Define OKRs for a Core Engineering Team

Medium

Design an Internal Tool for Experimentation Management

Medium

Design a Feature for User-Reported Fraud/Scams

Medium

Metrics for Success: Switching to a Usage-Based Pricing Model

Medium

Design a Feature to Simplify Complex Compliance Workflows

Hard

Should Stripe offer consumer credit cards?

Hard

Design an Experiment to Validate a New Pricing Model

Hard

Metrics for the Success of a New API

Medium

Market Entry Strategy: Europe for a US Fintech Company

Hard

System Design

View all System Design

Design a Low-Latency Trading Bot API

Hard

Design a Fraud Detection System

Hard

Design a Stock Ticker/Price Feed Service

Medium

Design a Distributed Transaction System

Hard

Design a Stock Exchange Matching Engine

Hard

Explain Consistent Hashing

Medium

Design an API for Financial Portfolio Tracking

Medium

Design a Simple Auction System

Medium

Design a Distributed IDempotency Service

Medium

Design a System for Identity Verification (KYC)

Hard

Design a System for Monitoring API Security

Medium

Design a Distributed Semaphore

Hard

Design a Global Rate Limiter

Medium

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