Article series

Multi-part guides with a clear reading order — architecture, NestJS, and production patterns.

In progress
6 articles
Fintech Core Platform
Rebuilding a banking core phase by phase — accounts, transfers, ledger, and events with open source NestJS code and articles that explain why, not just how.
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In progress
4 articles
NestJS Enterprise
Production NestJS patterns — modular architecture, testing, observability, and AWS from real backends, one article at a time.

Fintech Core Platform