Möbius: Shopify's Unified Edge
How Shopify built Möbius to unify edge routing, TLS termination, DDoS protection, and traffic management across its infrastructure.
Tagged: Infrastructure
That Old Certificate Expired and Started an Outage. This is What Happened Next
How an expired Let's Encrypt root certificate nearly caused a Shopify outage, and what the incident taught us about TLS dependencies.
Engineering Reliability and Scaling at Shopify
An interview on Shopify engineering, e-commerce scale, production engineering, and building resilient infrastructure for millions of merchants.
Using DNS Traffic Management to Add Resiliency to Shopify's Services
How Shopify automated DNS traffic management for service failover, regional routing, and resilient infrastructure across dozens of domains.
An Introduction to DNS Traffic Management
A practical introduction to DNS traffic management, covering TTLs, failover, routing, and resilience patterns for distributed systems.