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Dev.to
7/16/2026
Building a CRUD API in Go

Building a CRUD API in Go

Short summary

A beginner tutorial extending a previous Go task API to full CRUD by adding PUT and DELETE handlers using only the standard library. Data is stored in an in-memory slice with no database. The article walks through method routing, JSON decoding, slice updates, and deletion with complete code examples.

  • Extends a simple Go HTTP server to full CRUD with PUT and DELETE handlers
  • Uses only Go standard library with in-memory slice storage
  • Covers JSON encoding/decoding, method routing, and slice manipulation

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