System Design
12 min read·Feb 20, 2026
Location-Based Services: Uber, Yelp, Geohashing, and Quadtrees
Architecture of proximity services like Uber, Yelp, or Tinder. Learn how to query geospatial data efficiently using Geohashing and Quadtrees.
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#Architecture
6 articles about Architecture.
System Design
14 min read·Feb 15, 2026
Video Streaming Architecture: Netflix, Transcoding, and Edge CDNs
Architecture of a video streaming platform like Netflix or YouTube. Covers video chunking, DASH/HLS protocols, DAG transcoding pipelines, and CDN edge delivery.
System Design
11 min read·Feb 5, 2026
Designing a Notification System: Gateways, Queues, and Idempotency
Architecture of an enterprise notification system capable of sending millions of Push, SMS, and Email alerts. Covers message queues, rate limiting, and idempotency.
System Design
12 min read·Feb 1, 2026
Distributed Web Crawler: Seed URLs, Politeness, and DOM Parsing
Architecture of a large-scale Web Crawler like Googlebot. Learn about BFS traversal, URL frontiers, robots.txt politeness constraints, and deduplication.
System Design
10 min read·Jan 13, 2026
System Design Basics Every Software Engineer Should Know
Build a practical mental model for availability, scale, data, and system trade-offs.
System Design
12 min read·Jan 10, 2026
Designing a URL Shortener: Capacity, Base62 Encoding, and Caching
Learn how to design a highly scalable URL Shortener (like TinyURL or Bitly). Covers requirements, Base62 encoding algorithms, Hash Collisions, and read-heavy caching.