How to Design Idempotent Consumers in Event-Driven Systems 29 Mar 2026 Post a Comment In distributed systems, the network is unreliable. Whether you use Kafka, RabbitMQ, or Amazon SQS, your system will eventually encounter duplicate … Distributed SystemsEvent-driven ArchitectureExactly-once semanticsIdempotent consumerKafka best practicesMessage duplicationRedis deduplication