A non-technical growth marketer at Anthropic used Claude Code to build custom automation workflows that reduced ad creation time from 30 minutes to 30 seconds. Starting with zero coding experience, he created a Figma plugin for generating ad variations and a Google Ads copy workflow with CSV export. The article details his process, best practices for non-technical users building with AI coding tools, and examples of how other marketing teams at Anthropic are using Claude to save hundreds of hours monthly on repetitive tasks.