🚀 System Design: Building TikTok-Style Video Feed for 100 Million Users

Hey folks! I’m Vinay Kumar, a Full-Stack Developer vibing with MERN/MEAN stacks.

🧠 1. Requirements Gathering

Question: Kindly define functional and non-functional requirements for one TikTok-style video feed serving 100 million users daily.
Why it matters: Requirements are very much critical for building scalable systems. You must be ensuring clarity before starting only.
Common mistakes: Formal “kindly,” redundant “one” and “only,” wordy “very much critical,” and “must be ensuring” are typical Indian English traits.

⚡ 2. High-Level Architecture

Question: Please design one high-level architecture diagram for the video feed system, including key components like storage and CDN.
Why it matters: Architecture is utmost important for handling massive scale. You should show you can structure systems efficiently only.
Common mistakes: Formal “please,” redundant “one” and “only,” wordy “utmost important,” and passive “should show” reflect Indian English verbosity.