Tag: Interview Preparation

All the articles with the tag "Interview Preparation".

• System Design Interview: Notification System CheatSheet

  27 Feb, 2026

  By Pratik Bhuite | 4 min read

  Series: CheatSheets

  Use this notification system design interview cheat sheet to remember queue patterns, retries, channel routing, and performance trade-offs.

  • System Design Interview
  • System Design
  • Cheatsheet

• System Design Interview: Rate Limiter CheatSheet

  27 Feb, 2026

  By Pratik Bhuite | 4 min read

  Series: CheatSheets

  Use this rate limiter system design interview cheat sheet to recall algorithms, Redis patterns, edge cases, and scaling math in minutes.

  • System Design Interview
  • System Design
  • Cheatsheet

• System Design Interview: Twitter News Feed CheatSheet

  27 Feb, 2026

  By Pratik Bhuite | 4 min read

  Series: CheatSheets

  Prepare faster with a Twitter news feed system design interview cheat sheet covering fan-out choices, feed ranking, caching, and trade-offs.

  • System Design Interview
  • System Design
  • Cheatsheet

• System Design Interview: URL Shortener CheatSheet

  27 Feb, 2026

  By Pratik Bhuite | 4 min read

  Series: CheatSheets

  Crack the URL shortener system design interview with this cheat sheet on APIs, Base62 keys, storage estimates, caching, and follow-up answers.

  • System Design Interview
  • System Design
  • Cheatsheet

• System Design Interview: Ultimate Cheatsheet to Crack Any Round

  26 Feb, 2026

  By Pratik Bhuite | 27 min read

  Series: CheatSheets

  Master your next system design interview with this practical cheatsheet covering requirements, architecture, scaling math, trade-offs, security, and follow-ups.

  • System Design Interview
  • System Design
  • Interview Preparation

• System Design Interview: Distributed Cache Like Redis/Memcached

  17 Feb, 2026

  By Pratik Bhuite | 15 min read

  Series: System Design Interview Series

  Master the distributed cache system design interview. Learn consistent hashing, eviction policies (LRU/LFU), and how to scale like Redis and Memcached.

  • System Design Interview
  • System Design
  • Distributed Systems

• System Design Interview: Design a Rate Limiter

  15 Feb, 2026

  By Pratik Bhuite | 10 min read

  Series: System Design Interview Series

  Master the rate limiter system design interview. Explore token bucket, leaky bucket algorithms, distributed rate limiting with Redis, and race conditions.

  • System Design Interview
  • System Design
  • Distributed Systems

• System Design Interview: Design WhatsApp Chat System

  14 Feb, 2026

  By Pratik Bhuite | 9 min read

  Series: System Design Interview Series

  Learn to design a scalable chat system like WhatsApp. Covers real-time messaging, WebSocket, last seen details, and end-to-end encryption.

  • System Design Interview
  • System Design
  • Distributed Systems

• System Design Interview: Design Twitter News Feed

  13 Feb, 2026

  By Pratik Bhuite | 17 min read

  Series: System Design Interview Series

  Master the Twitter system design interview. Learn fanout patterns, timeline generation, hybrid approach, and scaling for 300M active users.

  • System Design Interview
  • System Design
  • Distributed Systems

• System Design Interview: Design Instagram Feed

  11 Feb, 2026

  By Pratik Bhuite | 20 min read

  Series: System Design Interview Series

  Master the Instagram Feed system design interview. Learn feed generation, fan-out service, pull vs push models, and scaling for millions of users.

  • System Design Interview
  • System Design
  • Distributed Systems