Defending Your Domain: Schema Validation and Global Error Handling

📰 Dev.to · Renato Silva

Learn to defend your API with Zod schema validation and Fastify global error handling in a Clean Architecture context

intermediate Published 20 Apr 2026
Action Steps
  1. Install Zod using npm or yarn to enable schema validation
  2. Configure Fastify to handle global errors in your API
  3. Define schemas for your API endpoints using Zod
  4. Integrate Zod validation with Fastify error handling
  5. Test your API endpoints with valid and invalid data to ensure robust validation and error handling
Who Needs to Know This

Backend developers and architects can benefit from this article to improve API security and reliability

Key Insight

💡 Using Zod and Fastify together enhances API security and reliability by ensuring valid data and handling errors globally

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🛡️ Defend your API with Zod schema validation and Fastify global error handling! 💻
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