Learning Spring Boot, Zero to Cloud, Ep 42 – Spring Profiles

Learn how to use Spring Boot’s powerful profile system to build flexible, testable, and production-ready applications. Whether you’re just getting started or want to master multi-environment setups, this complete guide covers it all — with diagrams, code, and real-world patterns!

📋 What you’ll learn in this video:
✅ How Spring Profiles work under the hood
✅ Defining beans with @Profile
✅ Activating profiles via CLI, env vars, or properties
✅ Using application.yml and application-.yml
✅ Conditional bean registration with @ConditionalOn…
✅ Profile-specific test strategies with @ActiveProfiles
✅ Advanced use cases with Environment and profile groups
✅ Real deployment strategies for multi-profile environments
✅ Best practices and anti-patterns
✅ Diagrams with PlantUML to visualize how it all fits together