GraalVM for Java Developers: The Ultimate Beginner’s Guide

What is GraalVM and how can it improve your Java applications? In just 10 minutes, this video explains the three main components of GraalVM — the JIT compiler, Native Image, and Polyglot API. Learn how to boost performance, reduce startup time, and combine multiple languages in one app. Whether you’re building microservices, serverless apps, or just exploring modern JVM tooling, this is your quick-start guide to GraalVM. 00:00 – Intro: What is GraalVM? 00:35 – Graal JIT Compiler: performance boost on JVM 02:12 – Polyglot API: running Python, JS, Ruby, WASM 03:48 – Native Image: instant startup & no JVM 05:56 – Choosing your GraalVM distribution (Community, NIK, Mandrel, Oracle) 07:10 – FAQ and Summary: JIT vs Native, AOT Polyglot, Limitations 07:49 – Conclusion: Try the Component That Fits You Bluesky: https://bsky.app/profile/cat-edelveis.bsky.social