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Supersonic Streams: Kafka Meets Quarkus
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Kevin Dubois
May 21, 2026
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Supersonic Streams: Kafka Meets Quarkus
Kevin Dubois
May 21, 2026
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Transcript
SUPERSONIC STREAMS / When Quarkus Met Kafka @gamussa (X/Bluesky) ·
vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
@gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
@gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
@gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
@gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
QR Code — Join the Game Scan to join the
game @gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
Waiting for players… [LIVE DASHBOARD — TEAM LOBBY] Waiting for
players… @gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
PLAY [LIVE DASHBOARD — GAME PLAY] Full-screen during 90s of
audience play @gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
Winning Team [LIVE DASHBOARD — FINAL SCORES] @gamussa (X/Bluesky) ·
vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
@gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
@gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
@gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
@gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
Where the 47 minutes actually go. @gamussa (X/Bluesky) · vikgamov
(LinkedIn) | @kevindubois (X/LinkedIn)
Quick check. @gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
@gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
@gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
@gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
@gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
Step 1: Bare Quarkus, cold. @gamussa (X/Bluesky) · vikgamov (LinkedIn)
| @kevindubois (X/LinkedIn)
Demo Live — `quarkus create` + `quarkus dev` [LIVE TERMINAL]
$ quarkus create app supersonic $ cd supersonic && quarkus dev @gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
0.9 seconds. JVM. No native compile. @gamussa (X/Bluesky) · vikgamov
(LinkedIn) | @kevindubois (X/LinkedIn)
Step 2: Bolt on a Kafka producer. @gamussa (X/Bluesky) ·
vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
Demo Live — Add Kafka Producer [LIVE IDE + TERMINAL]
quarkus ext add reactive-messaging-kafka @Channel("power") Emitter<PowerEvent> @gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
Wait. Where did the broker come from? @gamussa (X/Bluesky) ·
vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
Demo Live — Verify Dev Services [LIVE TERMINAL] $ docker
ps $ kafka-console-consumer.sh --topic power … $ curl http://localhost:8080/produce Or use quarkus @gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
47 minutes → 2 seconds. Verified. @gamussa (X/Bluesky) · vikgamov
(LinkedIn) | @kevindubois (X/LinkedIn)
Step 3.5: Ask the code assistant. @gamussa (X/Bluesky) · vikgamov
(LinkedIn) | @kevindubois (X/LinkedIn)
@gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
Step 4: Tests, with a real broker. @gamussa (X/Bluesky) ·
vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
Demo Live — Run the Test [LIVE TERMINAL] $ mvn
test @QuarkusTest — real Kafka via Dev Services @gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
@gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
Last step: ship it. @gamussa (X/Bluesky) · vikgamov (LinkedIn) |
@kevindubois (X/LinkedIn)
Demo Live — Deploy + Scale-to-Zero [LIVE TERMINAL + BROWSER]
$ mvn package -Dquarkus.kubernetes.deploy=true $ kubectl get pods @gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
Five steps. Real demo. Real Kafka. Real Kubernetes. @gamussa (X/Bluesky)
· vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
And that's what you played. @gamussa (X/Bluesky) · vikgamov (LinkedIn)
| @kevindubois (X/LinkedIn)
@gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
5-day forecast. @gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
Shownotes, slides, demo code. speaking.gamov.io @gamussa (X/Bluesky) · vikgamov (LinkedIn)
| @kevindubois (X/LinkedIn)
@gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
@gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
@gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
One thing to do this week. @gamussa (X/Bluesky) · vikgamov
(LinkedIn) | @kevindubois (X/LinkedIn)
QR Code — If we have time Shaking Game Scan
to join the game @gamussa (X/Bluesky) · vikgamov (LinkedIn) | @kevindubois (X/LinkedIn)
as always have a nice day