How to Build a Reliable CI/CD Pipeline for a Full Stack Monorepo

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A detailed guide from the Full Stack SaaS Masterclass series explains how to set up CI/CD for a multi-tenant SaaS application built inside a monorepo. The article is part of Module 4, which focuses on production readiness, and covers why standard single-app pipeline approaches break down when multiple packages are involved. A key issue highlighted is that naively running all tests on every commit wastes time and ignores the dependency graph between shared packages and individual apps. The guide uses Turborepo alongside a Next.js frontend, NestJS backend, and shared packages to demonstrate how pipelines can detect and build only what a given commit actually affects. The author advises keeping the initial setup deliberately simple, warning against premature complexity like canary deployments before the system has meaningful production traffic.

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