The engineering notebook
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Articles, practical guides, and engineering notes on aws.
By Ashish Bhakhand 108 published articles
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3 articles
Reset filtersBuilding a Notification Platform Instead of Sending Push Messages Everywhere
Centralize notification policy, preferences, scheduling, delivery, and idempotency behind one backend capability.
Building Event-Driven Features Without Losing Consistency
Use ownership, durable events, idempotent consumers, and rebuildable projections to keep asynchronous features understandable.
Reliable SQS Workers: Retries, Partial Failures, and Dead-Letter Queues
Build Lambda consumers that expect duplicate delivery, isolate poison messages, and retry only the records that failed.