Tagged Event Sourcing

Why this over that? Real decisions, real constraints, real reasoning.

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A vs B trade-offs only

Backend

Kafka vs RabbitMQ for 100K events/sec with a 5-person team?

We're replacing a cron-driven batch pipeline with an event-driven one. Producers are 30 microservices emitting order, inventory and shipment events. Peak load is around 100K events/sec, average closer to 15K. Consumers include a fraud scorer, a search indexer and an analytics…

Kafka
RabbitMQ
AWS
Event Sourcing

PRPriya Raman7votes6comments933views11h ago

Performance ↔ Simplicity

Kafka 70%RabbitMQ 30%

10 engineers chose

Architecture

Event sourcing vs CRUD for a banking ledger

A ledger is append-only by nature, which makes event sourcing feel natural. But I've seen ES projects collapse under projection rebuilds, event versioning and team confusion. Is an immutable double-entry journal_entries table (insert-only, enforced by permissions) "event…

Event Sourcing
PostgreSQL
Kafka

PRPriya Raman8votes2comments743views2w ago

Auditability ↔ Simplicity

Event sourcing 57%CRUD + audit table 43%

7 engineers chose

Kafka vs RabbitMQ for 100K events/sec with a 5-person team?

Event sourcing vs CRUD for a banking ledger

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