Applicant Tracking Systems used to be boring. For most of the 2010s, an ATS was essentially a database with a careers page bolted on top: a place to dump resumes, push them through a pipeline of stages, and email rejections in bulk. The interesting work happened around it, not inside it. That has shifted in the last two years, and the shift is deeper than the marketing pages suggest. I have spent a long time reading resumes, both as a hiring manager and as someone who reviews them for a living. The questions candidates ask me have changed. They are no longer asking what font to use or whether to include a photo. They are asking why a human never seems to see their application, what "AI matching" actually does to their resume, and whether the systems are legally allowed to reject them without explanation. Those are the right questions to be asking in 2026, and the answers are more nuanced than either the ATS vendors or the LinkedIn influencers tend to admit.…