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This tutorial demonstrates building an event-driven lead scoring pipeline using Node.js and PostgreSQL. It focuses on robust design patterns like idempotency, secure webhook processing, and transactional consistency with a transactional outbox.
This article differentiates data-driven and event-driven architectures, explaining that data-driven focuses on state for analysis, while event-driven focuses on changes for real-time reactions. It provides clear use cases and trade-offs for each, emphasizing that they often complement each other in complex systems.
A practical guide to refactoring a monolithic onboarding API into an event‑driven architecture using ASP.NET Core, AWS SNS/SQS (or EventBridge), the outbox pattern, and idempotent consumers, with concrete code snippets and operational tips.
