Modular Monolith Case Studies: Shopify, GitHub & StackOverflow

Answer-first: The Modular Monolith case study matrix evaluates how industry leaders—including Shopify, GitHub, Segment, Etsy, and Stack Overflow—scale core systems using monolithic architecture. These real-world production benchmarks prove that co-locating domains reduces infrastructure expenses, deployment friction, and network latency while maintaining high development velocity. Pillar Architecture Guide: This article is part of the Architecting 21-Service E-commerce with Golang & DDD series and Composable E-Commerce Migration guide. Please refer to the original article for a detailed technical overview of the architecture. ...

July 3, 2026 · 11 min · Lê Tuấn Anh