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Kashinath Chavan • Interview Prep & Database • Aug 22

System Design Interview: Designing Twitter Feed, WhatsApp & YouTube Architecture

Step-by-step system design walkthroughs for FAANG interviews. Learn how to design scalable distributed systems for Twitter's news feed, WhatsApp's messaging, and YouTube's video pipeline with CAP theorem, consistent hashing, and sharding explained.

⏱️ 5 min read 👁️ 5215 views 👏 693 claps ⭐ Featured

System Design Interview: Designing Twitter Feed, WhatsApp & YouTube Architecture

Kashinath Chavan • Interview Prep & Database • Aug 09

Mastering SQL for Technical Interviews: Complete Zero-to-Advanced Interview Preparation Handbook (2026)

The definitive SQL technical interview masterclass: query execution order, advanced window functions, recursive CTEs, indexing internals (B-Tree/Hash), ACID isolation levels, query optimization with EXPLAIN ANALYZE, and top 15 solved FAANG interview problems.

⏱️ 14 min read 👁️ 703 views 👏 154 claps

Mastering SQL for Technical Interviews: Complete Zero-to-Advanced Interview Preparation Handbook (2026)