Spring Boot Tutorial 0/110 lessons ~6 min read Lesson 66
Introduction to Microservices
Microservices split one big app into many small ones, each owning a bounded slice of business capability.
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Focus
2 guided sections
Practice signal
Concept-first lesson
Career prep
Foundation builder
Introduction
Microservices split one big app into many small ones, each owning a bounded slice of business capability. They scale independently, fail independently, deploy independently — at the cost of operational complexity.
Real-world use
Netflix, Amazon, Uber, Spotify run thousands of microservices. The lesson from their journeys: start with a modular monolith, split when scaling pain shows up, never when a blog post tells you to.
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