Building AI Apps: From Idea to Viral in 30 Days
Synopsis
Sherry Jiang (Peek, AI personal finance app) on vibe-coding her first prototype in 3 hours, the 'rule of six' for user testing, four behavioural-science design principles (one takeaway at a time, conversational UI, narrative daily stories, actionable next steps), and how building-in-public on Twitter drove thousands of users from a zero audience.