Seems notable that just today Uber's CEO sent a letter to everyone that said, among other things, that hiring is tightening. Just one firm, but a big well-known one.
Meta too
Stock doing poorly -> public company CEOs want to please wall street by showing greater revenue -> layoff (employees are largest cost center for tech companies)
Stock doing well -> public company CEOs want to justify by showing greater growth -> hiring
The purpose of interest rate hikes is to dampen demand. The less demand there is for goods and services, the less need there is for workers to provide them.