https://www.linkedin.com/learning/instructors/mikaila-akeredolu
https://www.linkedin.com/learning/advanced-spring-spring-boot-actuator/need-to-monitor-the-performance-of-your-applications
    ! 1h13m

https://www.linkedin.com/learning/instructors/terezija-semenski
https://www.linkedin.com/learning/advanced-spring-effective-integration-testing-with-spring-boot
    ! 1h15m
https://www.linkedin.com/learning/advanced-spring-boot-observability/observability-with-spring-boot
    ! 39m

JPA
https://www.linkedin.com/learning/instructors/mary-ellen-bowman
https://www.linkedin.com/learning/creating-your-first-spring-boot-microservice/build-a-microservice-with-spring-boot
    ! 
DATA
https://www.linkedin.com/learning/spring-spring-data-2
    ! 1h31m, JPA, QueryDSL, Mongo
https://www.linkedin.com/learning/extending-securing-and-dockerizing-spring-boot-microservices
    !!! 2h4m, incl Testing, Mockito, Security, JWT, Flyway


INTEGRATION
https://www.linkedin.com/learning/instructors/kathy-flint
https://www.linkedin.com/learning/spring-spring-integration/what-can-spring-integration-do
    ! 1h23m
https://www.linkedin.com/learning/performance-tuning-in-spring-apps/performance-tuning-in-spring
    !!! 2h2m, AOP, Hibernate, glowroot.org, 

TEST
https://www.linkedin.com/learning/instructors/shonna-smith
https://www.linkedin.com/learning/spring-test-driven-development-with-junit

NOT-FIRST-NEED
https://www.linkedin.com/learning/instructors/michael-d-rodgers-jr
https://www.linkedin.com/learning/running-spring-boot-in-production
    ! 4h54m, a lot of strange direct cloud stack