Sharding in System Design Interviews w/ Meta Staff Engineer

Hello Interview - SWE Interview Preparation November 2, 2025
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A simple explanation of database Sharding in the context of system design interviews. Excalidraw used in video: https://link.excalidraw.com/l/56zGeHiLyKZ/1Seg2UzvFHp 00:00 Overview 00:34 Example 03:35 How to shard 16:04 Challenges 26:37 What to say in an interview Written version: https://www.hellointerview.com/learn/system-design/core-concepts/sharding Guided Practice: https://www.hellointerview.com/practice Deep dive on consistent hashing is here: https://www.hellointerview.com/learn/system-design/deep-dives/consistent-hashing Connect with me on LinkedIn: https://www.linkedin.com/in/evan-king-40072280/ Preparing for your upcoming interviews and want to practice with top FAANG interviewers like Evan? Book a mock interview at: https://www.hellointerview.com Good luck with your upcoming interviews!

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