Topic Cluster

Legacy

1 article tracking patterns, technical trade-offs, and solutions in Legacy.

March 17, 2026 7 min read

The Overgrown Trail

A healthcare financial system's batch processing took an hour. After the rewrite, it took 45 seconds. But the 80x speedup wasn't the real win was removing the production risks that had accumulated over years of neglect.

LegacyPerformanceHealthcareFrom the Field

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Szymon Kaczorowski

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