Tencent Cloud Developer

Sep 22, 2026 · Backend Development

Changing the Engine Mid-Flight: Isolated Verification Environments for Login System Migration

A team replaced a core login system in two months without halting feature development by building isolated verification environments using Makefile-standardized builds, a lightweight Kubernetes platform, and custom debugging tools, reducing verification prep time from 30–60 minutes to ~5 minutes and enabling safe fault-injection testing.