Fresh

Senior Frontend Engineer, AI Observability & Evals Platform

LangChain · Engineering · San Francisco, CA

Within normal posting window. For now.

Posted (ATS)

8/13/2026, 6:33:10 PM

Updated (ATS)

8/13/2026, 6:33:10 PM

First seen by us

8/16/2026, 5:46:46 PM

Last re-seen

8/22/2026, 10:30:15 PM

Distinct job IDs

Open in parallel

Work locations

Cumulative days active

Stagnancy score

ATS job ID

afb91b9b-46d5-4c9d-aa84-a4f1a3f74263

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.

Rotation 1LatestID afb91b9b-46d5-4c9d-aa84-a4f1a3f74263Still openView listing →
Location
San Francisco, CA
Posted (ATS)
Aug 13, 2026
Last confirmed open
Aug 22, 2026
Open for
9 days +

Data provenance

Source platform: ashby
Source API URL: https://api.ashbyhq.com/posting-api/job-board/langchain?includeCompensation=true
Latest listing found: https://jobs.ashbyhq.com/langchain/afb91b9b-46d5-4c9d-aa84-a4f1a3f74263
Stream ID: 87087d50-ecb1-48c6-a3b8-823228749739

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