Engineers are shipping faster, so we made our CI self-driving to keep up

PostHog· by Raúl Negrón-Otero ·2026-10-28

— The SEO Cover · Daily Brief · Oct 29, 2026

On "Engineers are shipping faster, so we made our CI self-driving to keep up"

The premise that faster shipping demands "self-driving" CI is backwards — it's actually a symptom that your testing and review gates have already failed. If you're reaching merge velocity that requires automation to keep pace, you've skipped the step where you actually made your CI reliable enough to trust. The real lesson here isn't that LLMs unlock speed; it's that speed without friction exposes how little confidence anyone has in what's actually going out. For practitioners, this is a warning: ask whether your team is shipping faster because the code is genuinely better, or because you've just automated away the checkpoints that used to catch problems.

From the source: PostHog ships code at a rapid pace, and that pace has only accelerated in recent months due to LLM adoption. We went from merging 1,354 PRs in October…

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