Senior Data Scientist is open at MongoDB in Cork, Ireland; Dublin, Ireland. Posted on Aug 21, 2026, and still on MongoDB’s careers page when we last checked, on Nov 14, 2026.
About the role
Partner with Server Query, Atlas Clusters, Release Quality and other engineers to embed algorithmic rigor and optimization into resource scaling, release-safety and monitoring systems across the fleet and inside query engine Deliver production-ready, thoroughly tested statistical and ML algorithms with well-identified limitations that deliver measurable business impact, not just an impressive-sounding methodology…
The opening lines of the posting. The rest is on MongoDB’s careers page.
Hiring at MongoDB
MongoDB has 391 open roles right now. Most are in Engineering, Sales & Business Development and Customer Support. The median advertised salary across its roles with a published range is $158K. See all its roles
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