*Spring Boot Roadmap* *PHASE 1 - Basics* • Creating a spring boot project using spring initializr • Maven and Gradle build tools • Annotations • Profiles and environment-specific configurations • @getmapping, @postmapping, @putmapping, @deletemapping • Handling path variables and request parameters • Setting up database connection (h2, mysql, postgresql) • Using jparepository and crudrepository • Introduction to spring boot devtools • Enabling hot reloading • Spring batch, scheduling and cron expressions *PHASE 2 - Intermediate* • Using @controlleradvice and @exceptionhandler • Custom error responses and exception classes • Global exception handling • Basic authentication • Configuring security for apis • Implementing jwt (json web tokens) for stateless authentication • Introduction to hateoas • Versioning rest apis (uri, parameter, headers) • Unit testing with junit and mockito • Writing integration tests with spring boot test • Testing restful services with mockmvc • Exploring actuator endpoints • Creating custom health indicators *PHASE 3 - Advanced* • Using @profile annotation • Configuring environment-specific beans • Switching profiles for different environments • Setting up a spring cloud project • Key components of spring cloud • Setting up eureka server • Registering microservices with eureka • Service discovery in action • Introduction to api gateway • Setting up spring cloud gateway • Configuring routes and filters • Setting up spring cloud config server • Managing configuration in a centralized repository • Configuring spring boot applications to use config server *PHASE 4 - Microservices* • Introduction to inter-service communication • Using resttemplate for synchronous communication • Using feign client for simplified service calls • Setting up resilience4j • Configuring circuit breakers, retry in microservices • Introduction to distributed tracing *React ❤️ for more*