Amazon SQS
Amazon SQS for DVA-C02 — standard vs FIFO queues, visibility timeout, message retention, DLQ, long polling, delay queues, and Lambda integration via Event Source Mapping. Key exam patterns covered.
Amazon SQS for DVA-C02 — standard vs FIFO queues, visibility timeout, message retention, DLQ, long polling, delay queues, and Lambda integration via Event Source Mapping. Key exam patterns covered.
A comprehensive guide to the Dead Letter Queue (DLQ) pattern — covering poison pill handling, retry strategies, alternatives comparison, AWS SQS / Kafka / RabbitMQ implementations, and production deep dives for senior engineers.
A comprehensive guide to preventing duplicate message processing across Kafka, Kafka Streams, RabbitMQ, SQS, and Redis — covering EOS internals, Kafka Streams State Store vs Redis architecture, idempotent consumers, and production deduplication patterns for senior engineers.
A complete, end-to-end cloud production architecture guide on AWS — covering Multi-AZ VPCs, ALB, EC2 Auto Scaling, RDS Multi-AZ, S3 Event Pipelines, Lambda, SQS, Secrets Manager, and KMS.
Guide to asynchronous messaging systems including Kafka, RabbitMQ, SQS, event sourcing, pub/sub patterns, consumer groups, ordering guarantees, and exactly-once semantics.