← Back to jobsPosted (ATS) 2/10/2025, 7:22:00 PM Updated (ATS) 2/10/2025, 7:22:00 PM First seen by us 6/28/2026, 9:01:40 AM Last re-seen 8/22/2026, 10:30:15 PM Distinct job IDs 1 Open in parallel 1 Work locations 1 Cumulative days active 558 Stagnancy score 100 ATS job ID 74e5f9f4-e44a-4594-ba26-abdf71bf287d
GhostHigh-confidence zombie posting. HR is probably not actually hiring.
Python OSS Engineer
LangChain · Engineering · San Francisco, CA
A posting in this role has sat open 558 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.
- Location
- San Francisco, CA
- Posted (ATS)
- Feb 10, 2025
- Last confirmed open
- Aug 22, 2026
- Open for
- 558 days +
Data provenance
- Source platform
- ashby
- Latest listing found
- https://jobs.ashbyhq.com/langchain/74e5f9f4-e44a-4594-ba26-abdf71bf287d
- Stream ID
- cf12e3f8-8b05-4352-a6d3-1ce20975e9bf