The Heat Check by Hiring Heathttps://hiringheat.pages.dev/The Heat Check: the weekly email from Hiring Heat, The AI hiring trackerThe Heat Check ยท LangChain is on a hiring surge: 36 roles opened this week (vs 8 the week before)https://hiringheat.pages.dev/newsletter/2026-10-16/nl-2026-10-16Fri, 16 Oct 2026 12:00:00 +00001,359 roles opened this week at the 220 AI labs, infra, app, chip and robotics companies we watch. 36 new-team signals fired in the last 14 days. Here's what matters.