5 articles
A deep-dive into Apache Kafka with Spring Boot — from broker fundamentals and partition routing to production-ready producer/consumer configurations, JSON serialization strategies, multiple consumer group patterns, and critical security hardening with trusted packages.
Build stateful stream processors in Spring Boot with Kafka Streams—windowed counts, joins, and interactive queries.
Set up Kafka producers and consumers in Spring Boot with dead-letter topics and idempotent publishing.
Define a GraphQL schema, wire query and mutation controllers, and handle errors cleanly in Spring Boot.
Run OpenSearch locally with Docker, map documents from Spring Data, and run native queries for advanced search.