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Dev.to
Dev.to
6/19/2026
Engineer shares tips for building

Engineer shares tips for building

Original: Building Backend Systems That Hold Up Beyond the Happy Path

Short summary

A backend engineer shares how to build reliable order-management systems that handle complex multi-leg workflows, settlement, and state transitions. Key principles: separate live state from historical eligibility, clarify API ownership and endpoints, design for failure recovery. Examples include laundry delivery, rider matching, and customer onboarding logic.

  • Separate live state from historical eligibility to prevent onboarding and settlement bugs
  • Define clear API ownership and endpoint canonicality to prevent teams from building on wrong assumptions
  • Design backend flows to recover from partial failures and allow support/finance audit visibility

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