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Architecting for Real-Time Decisions with Event Sourcing

Architecting for Real-Time Decisions with Event Sourcing

Modern Data Engineering

Capturing every business event allows for both real-time insights and perfect auditability. For fraud detection and instant credit approvals, we implement event sourcing.

Architecting for Real-Time Decisions with Event Sourcing

The principle of capturing every business event allows for both real-time insights and perfect auditability. For use cases like fraud detection or instant credit approvals, we implement event sourcing.

Key architectural components we implement:

Immutable Event Logs

We design immutable events for core business domains (e.g., `TransactionOccurred`, `CreditApplicationSubmitted`), creating a permanent, auditable record of every action.

Scalable Stream Processing

We use tools like Kafka or Kinesis with appropriate stream processing patterns (e.g., Flink, Spark Streaming) to handle thousands of events per second, feeding real-time feature stores and decision engines.

Time-Travel Queries

We enable simplified auditing and debugging by building the capability to reconstruct the state of any entity (e.g., a customer's risk profile) at any point in time — a critical requirement for regulatory inquiries.

Put our expertise to work

These frameworks are the starting point for our client engagements. If you're facing similar challenges, the next step is a complimentary discovery call.

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