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Problems
Blog
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Databases
3 problems
Level
All
Easy
Medium
Hard
Topic
Databases
Caching
Messaging & Queues
Storage
Networking & APIs
Distributed Systems
Real-time Systems
Problem
Category
Difficulty
Updated
Design a News Feed
Databases
hard
Jun 12
Design a Rate Limiter
Databases
medium
Sep 2
Design a URL Shortener
Databases
easy
Jul 3
3 results, filtered