Zeltru Research

Research

Dated analyses, each frozen at the extract it was computed from. These are separate from The Zeltru Report, the numbered monthly editions measured from live career boards.

• Archived Greenhouse boards, 2023–2024

  Published September 15, 2026

  What a fixed panel of archived Greenhouse job boards recorded between sightings — retained observed spans, coverage and their limits. Not posting age, and not part of the live series.