Category: System Design
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In practice, most system failures are not caused by a single application going down. They happen in the seams between systems. A directory service is available, but delayed. An API responds, but with incomplete data. A downstream platform accepts a request, but processes it differently than expected. A queue retries an operation that was never…
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When systems fail, it’s rarely because a single component stopped working. It’s usually because the connections between systems weren’t designed to handle real-world conditions. Most of my work involves building and maintaining integrations across identity systems, directories, authentication platforms, and internal applications. Over time, a pattern becomes clear: It’s not the systems that break first…