Learn how to use AI at its exponential with Anthropic's Head of Platform Engineering

Episode SummaryWhen Katelyn Lesse was leading engineering at Stripe, she noticed everything around her shifting because of AI. So she left, and joined Anthropic. Today she leads platform engineering at one of the most important AI companies in the world, which is why we were so thrilled to host her for Anthropic's first ever interview in Sydney.Katelyn does not lead with technical jargon. She leads with a question every builder needs to sit with right now. Are you building on the exponential, or are you stuck on the linear? Most people, she says, are already further behind than they realise.In this episode she shares the exact framework she uses to think about building in the AI era, why your frustrations with Claude are actually signals you are onto something, and what it really means to be AGI pilled inside Anthropic.Time Stamps00:00 Intro02:53 AI Hack: Using Claude to Pick Wine03:42 Katelyn's Background and Path to Anthropic05:32 Why She Left Stripe to Join Anthropic11:22 What Building on the Exponential Means11:48 Why Australia Is a Top AI Market13:05 Is the Claude Obsession Healthy?15:20 The Framework for Building AI Products16:38 Why Evals Are Non-Negotiable18:18 Inside Anthropic's Developer Platform20:11 What Is Harness Engineering?25:13 AI Security, Sandboxes and Human in the Loop29:09 Cloud Managed Agents Explained31:56 Open Source MCP vs Closed Claude33:48 How AI Is Changing Engineering Teams36:24 How to Choose the Right AI Coding Tool39:12 The End of the Traditional Tech Team44:30 The AI Magic Moment Everyone Remembers45:30 What It Means to Be AGI Pilled47:21 Rapid Fire With Anthropic49:56 Advice for Developers Building With AIIn the Blink of AI is made possible by our wonderful partnersDeelGlobal hiring and payroll can be a headache. Deel brings HR, IT and payroll together in one platform, helping companies including Shopify, Revolut and ElevenLabs scale internationally.Ready to expand your business?Build your global team with Deel at deel.com/dayone.✨ Connect with Georgie HealyWeekly Substack: https://georgiehealy.substack.com/Linkedin: https://www.linkedin.com/in/georginahealy/Instagram: https://www.instagram.com/georginahealytech/The Day One NetworkIn The Blink of AI is part of Day One, the podcast network dedicated to founders, operators & investors.Sign up to get your weekly insights into the up-and-coming AI startups: https://dayone.fm/newsletterMentioned in this episode:Deel x PX_Post Intro