Real Interview Questions, Not Practice Problems
Curated from real candidate experiences — know exactly what companies are asking right now.
✓Recently asked coding & system design questions✓Company-specific & sorted by date
Stripe
#1
Shipping Cost Calculator
high frequency
CommonCodingmediumFREE
Anthropic
#2
Implement an in-memory DB with TTL backup/restore
coding
CodingmediumFREE
Coinbase
#3
Restaurant path and order event
coding
CodingmediumFREE
Rippling
#4
Design article voting and flip-tracking system
design
CodingmediumFREE
Snowflake
#5
Implement course scheduling and rate limiter analysis
rate-limiting
CodinghardFREE
Databricks
#6
Design Tic-Tac-Toe and QPS data structures
design
CodingmediumFREE
OpenAI
#7
Design a distributed crossword solving service
system-designdesigndistributed-systems
CodinghardFREE
Netflix
#8
Design and power a frequency-cap experiment
design
CodinghardFREE
Airbnb
#9
Design and implement an Airbnb wallet
system-designdesign
CodingmediumFREE