{{cite journal |last=The Data Nerd |title=Engineering hiring bursts: only 9% of VC-backed startup signals |journal=SSRN Electronic Journal |year=2026 |doi=10.2139/ssrn.6606558 |url=https://signals.gitdealflow.com/research/engineering-hiring-bursts-rare-signal |publisher=VC Deal Flow Signal (GitDealFlow) |orcid=0009-0002-2222-4112 |at=§3.3 Signal classification}}