Building or modernizing a Java enterprise web app has always been a long process, historically. Not even remotely quick.
That's the main goal of Jmix is to make the process quick without losing flexibility - with the open-source RAD platform enabling fast development of business applications.
Critically, it has very minimal impact on your server's performance, with most of the profiling work done separately - so it needs no server changes, agents or separate services.
Simply put, a single Java or Kotlin developer can now quickly implement an entire modular feature, from DB schema, data model, fine-grained access control, business logic, BPM, all the way to the UI.
Jmix supports both developer experiences – visual tools and coding, and a host of super useful plugins as well: