Event Driven // KafkaSIZE: 2.2MB

Event Driven Fintech Systems

Using Kafka and event streams for modern financial platforms.

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01 // Executive_Summary

Transitioning from request-response to an asynchronous event-driven paradigm. This paper details the use of Apache Kafka for audit logging, transaction streaming, and real-time fraud detection.

METRIC_A:EVENT_SOURCING

METRIC_B:MS_LATENCY_P99

02 // Architecture_Topology

A distributed Kafka cluster acts as the central nervous system, where multiple consumers subscribe to 'Transaction' topics for parallel processing.

event-driven-fintech-systems_config.ts

const producer = kafka.producer();
await producer.send({
  topic: 'payments-processed',
  messages: [{ value: JSON.stringify(transactionPayload) }]
});

Runtime: Node_v20

Encoding: UTF-8