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Dev.to
Dev.to
5/11/2026
Building a Self-Service Sandbox Platform from Scratch

Building a Self-Service Sandbox Platform from Scratch

Short summary

A detailed technical walkthrough of building a self-service sandbox platform from scratch as part of a DevOps internship. The platform enables users to spin up isolated Docker environments with automatic cleanup, dynamic Nginx routing, health monitoring, and chaos engineering capabilities on a single Linux VM. Includes practical patterns for atomic writes, container networking, and proper Nginx configuration reloading.

  • Complete platform engineering tutorial covering Docker, Nginx, and system design
  • Practical patterns: atomic file writes, container networking, service lifecycle management
  • Includes implementation details from repo structure to health monitoring and outage simulation

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