← Back to jobsPosted (ATS) 6/9/2026, 3:27:13 PM Updated (ATS) 10/8/2026, 5:08:59 PM First seen by us 7/10/2026, 4:01:00 AM Last re-seen 10/19/2026, 12:01:03 AM Distinct job IDs 1 Open in parallel 2 Work locations 2 Cumulative days active 132 Stagnancy score 64.41 ATS job ID 8584012002
GhostHigh-confidence zombie posting. HR is probably not actually hiring.
Senior/Software Engineer II, Backend
Duolingo · Software Engineering · New York, NY; Pittsburgh, PA
A posting in this role has sat open 132 days — well past the 90-day mark where an opening reads as a resume black hole rather than an active search.
Rotation timeline
Every ATS job ID we've matched to this same normalized title, oldest first. "Posted" is the date the ATS reports; "last confirmed open" is the last time we saw it live.
These IDs are spread across 2 different work locations — almost certainly separate openings per city/region, not one role re-posted over and over.
- Location
- New York, NY
- Posted (ATS)
- Jun 9, 2026
- Ended (last seen)
- Sep 30, 2026
- Open for
- 113 days
- Location
- New York, NY; Pittsburgh, PA
- Posted (ATS)
- Jun 9, 2026
- Last confirmed open
- Oct 19, 2026
- Open for
- 131 days +
Data provenance
- Source platform
- greenhouse
- Latest listing found
- https://careers.duolingo.com/jobs/8584012002?gh_jid=8584012002
- Stream ID
- f14f47cb-b102-4d71-a664-b1f9e863d4dc