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System Design at Fastly
System Design at Fastly
Fastly asks system design questions targeting distributed systems, scalable architectures, and platform engineering. Preparing with the specific types of problems they focus on gives you a significant advantage in your interview.
1 guide available•Interview focus: System design, distributed systems, and scalable architecture.
Fastly System Design Interview Guides
Nov 25, 2025•20 min•
hard
How to Design a Content Delivery Network (CDN) - Complete System Design Guide
Master CDN system design for your next big tech interview. Covers Anycast vs DNS-based routing, PoP architecture, multi-tier cache hierarchy, push vs pull CDNs,...
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