Slash CI Time: Practical Guide to TypeScript Incremental Builds & Caching for Large Monorepos
Did you know teams adopting remote caches and incremental TypeScript builds often cut CI build time by an order of magnitude? In practice you can expect 60–90% faster incremental runs , and many orgs report up to 10x reduction in pipeline time after combining tsc project references with a remote cache. This guide gives a concise, practical overview so you can start shaving minutes off every developer loop and CI run. Why incremental builds matter in large TypeScript monorepos Large monorepos (dozens to thousands of packages) suffer from two related pain points: Long local rebuilds harm developer velocity — a cold full build that takes 20–40 minutes kills context switching. CI cost and queue time explode: every PR can trigger full rebuilds that waste minutes and dollars across the team. Incremental builds (and caching) address both by reusing previous artifacts and by only rebuilding affected projects. Use the phrase TypeScript incremental build when designing the plan; i...