How It Works: Under the Hood of the Redis Single-Threaded Engine
Understand epoll multiplexing, memory layouts, ziplists, and eviction policies inside the Redis engine.
Jun 18, 20269 min read5
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Articles tagged with #redis
Redis Sorted Sets Explained: Skip Lists, Scores, and Real-World Use Cases
Skip lists, dual indexing, and the five production patterns every backend engineer reaches for.
Mar 29, 202620 min read108
System Design HLD Example: Real-Time Leaderboard
A practical interview-ready HLD for a real-time gaming leaderboard with fast rank queries.
Mar 28, 202616 min read23System Design HLD Example: Hotel Booking System (Airbnb)
A senior-level HLD for a hotel booking platform handling availability, concurrency, and reservations.
Mar 28, 202615 min read212System Design HLD Example: E-Commerce Platform (Amazon)
A practical interview-ready HLD for a large-scale e-commerce system handling catalog, cart, inventory, and orders.
Mar 28, 202613 min read249System Design HLD Example: URL Shortener (TinyURL and Bitly)
A senior-level HLD for a high-throughput short-link platform with 100:1 read-write ratio.
Mar 13, 202619 min read187