Company: Circle
Location:
Job Description:
Circle is seeking a Lead Engineer for AI Quality to build evaluation frameworks, observability tooling, and the diagnostic infrastructure for Circle’s AI-powered features. You will lead the AI Quality engineering team while remaining hands-on in code to drive a growing, ambitious roadmap.
You will design eval pipelines, run experiments across prompts and models, and partner with AI Core engineering to ensure changes improve quality, speed, and cost-efficiency.
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Posted: October 3rd, 2026