Arjun Hirano
Applied ML Engineer at Vercel
SourcedColdReferralActively lookingUS citizen
AI match score
67
Last touched1mo ago
OwnerTomás Herrera
Comp expectation$201,047–$276,088
Flight riskmedium
Customer-facing classifier rewrite
ML lead · Jul 2023 — Feb 2026
Summary
Replaced a rules-based classifier with a fine-tuned encoder; set up the eval and monitoring story.
Outcome
F1 improved by 12 points; false-positive escalations halved.