Devconf.cz 2023

Clojure and its dialect ClojureScript give you superpowers for development and operations. The talk will introduce basic approaches of Clojure, describe what data driven development is and how it drastically improves reliability, development speed, debugging and even live-patching. Following will be practical examples of the editor + REPL workflow with a browser application written in ClojureScript and its server counterpart written in Clojure. It will discuss the interoperability with JavaScript and Java respectively immediately showing it in action. Closing will be short mention of Babashka an implementation of Clojure on top of GraalVM for fast startup useful in script, serverless functions or just for easier start for beginners.