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Learn how to set up a Vert.x clustered Event Bus, register custom codecs, enforce security headers, and monitor cluster health for reliable inter‑service communication.
Want to horizontally scale message workers without a load balancer? JetStream pull consumers let you batch‑fetch, ack, and distribute work across workers, giving you flow control and at‑least‑once delivery. Learn how to set up a pull consumer, run workers, and avoid duplicate processing.
Set up JetStream durable consumers with explicit acknowledgements so message processing survives crashes — and learn why idempotent handlers are non-negotiable.
Learn how RabbitMQ dead-letter exchanges capture failed messages for debugging and retry workflows. A practical guide to configuring DLX with TTL and routing keys.
JetStream pull consumers let subscribers fetch batches at their own pace with explicit acks, giving you backpressure, at-least-once delivery, and queue-style scaling without extra infrastructure.
Learn how to implement Apache Pulsar Shared Subscriptions to horizontally scale message consumption across multiple workers and improve system throughput.
vertx
nats
rabbitmq