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Design an S3-like Object Store

Last updated: Mar 29, 2026

Quick Overview

This question evaluates system design and distributed storage architecture skills, focusing on scalability, durability, metadata versus data separation, replication or erasure coding, consistency models, partitioning and load balancing, large object handling, versioning and garbage collection, and security and operational monitoring.

  • medium
  • Dropbox
  • System Design
  • Software Engineer

Design an S3-like Object Store

Company: Dropbox

Role: Software Engineer

Category: System Design

Difficulty: medium

Interview Round: Onsite

Quick Answer: This question evaluates system design and distributed storage architecture skills, focusing on scalability, durability, metadata versus data separation, replication or erasure coding, consistency models, partitioning and load balancing, large object handling, versioning and garbage collection, and security and operational monitoring.

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|Home/System Design/Dropbox

Design an S3-like Object Store

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Dropbox
Oct 3, 2025, 12:00 AM
mediumSoftware EngineerOnsiteSystem Design
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