How to Refactor Legacy Solution Architectures Without Breaking Everything

If you’ve ever stared at an aging codebase and wondered, “How is this still running?”, you’re not alone. Legacy systems are the silent workhorses of many businesses — reliable, familiar, but often fragile. Refactoring or modernizing these legacy solution architectures can feel like defusing a bomb: one wrong move, and the entire system might collapse.

But here’s the good news — refactoring doesn’t have to be a high-stakes gamble. With the right strategy, tools, and mindset, you can evolve your system without breaking everything in the process. In this article, we’ll explore how to safely refactor legacy architectures, maintain business continuity, and pave the way for long-term scalability.

 

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