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Dev.to
Dev.to
6/28/2026
The original headline is: "The Real Cost of Technical Debt: How One Shortcut Became a $2M Problem"

The original headline is: "The Real Cost of Technical Debt: How One Shortcut Became a $2M Problem"

Original: The Real Cost of Technical Debt: How One Shortcut Became a $2M Problem

Short summary

A fintech startup hard-coded interest rate logic into its API to launch fast, but spent fourteen months and $2M+ fixing it when business needs changed—$180K engineering, $1.5M lost revenue, $90K legal review. Technical debt compounds silently across downstream systems; founders must audit for business logic embedded in wrong architectural layers.

  • Technical debt has four hidden costs: remediation, velocity tax, incident costs, and opportunity costs
  • Hard-coded logic spreads across downstream systems, compounding damage exponentially
  • Audit for business logic in wrong layers (APIs vs. proper services)

Generated with AI, which can make mistakes.

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