If this person was laid-off on Jan 1st and spent one hour on each application, that averages to 12.5 hours of non-stop job applying every day for 197 days straight
Send in a resume, of which there are only a few categories of customization. Certainly no need to customize for each specific company for SWE.
I can't think of a position I applied for that I didn't spend at least an hour working on the initial application. And an hour would be fast-tracking it.