White Circle is the control layer for AI in production. We help companies test, protect, observe, and improve every AI interaction — from blocking unsafe inputs and preventing jailbreaks to analyzing user behavior and optimizing model performance. Backed by Runa Capital.
About the role
Turn customer conversations into case studies, customer stories, and reference materials Write and publish long-form content across Medium, Substack, LinkedIn, X, and our website
What they're looking for
- Is an exceptional writer
- Has 5+ years of experience in a similar role
- Can take a complex technical topic and explain it clearly without oversimplifying it
- Knows how to find interesting stories inside products, customers, and technology
- Has strong editorial judgment
- Can independently identify what is worth publishing and what isn't
More about this role
TL;DR: We’re looking for a Content Lead to turn complex AI safety topics into clear, compelling stories that build trust, shape White Circle’s voice, and drive product adoption. You’ll own content end-to-end: find the story, define the angle, write it, publish it, and make sure it reaches the right technical audience.
White Circle is an AI Safety company building the safety, reliability, and optimization layer for AI systems. At the core of our platform are policies – simple natural-language rules that define what an AI model should and shouldn’t do. We automatically test, enforce, and continuously improve these policies at scale.
We’ve recently raised our Series A funding round, taking our total funding to $70M. Our investors include top funds, founders, and senior leaders at OpenAI, Anthropic, HuggingFace, Mistral, DeepMind, Datadog, Sentry, and others
We process over one hundred million API calls every month
We fine-tune and train our own LLMs so they run faster and cheaper than any open or proprietary model
We’re a small, highly focused team. If you want to work deeply on hard problems, see your work ship to production quickly, and influence how AI safety is actually built –...
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