Denis Yurchak was scrolling Twitter in March when he saw Pieter Levels tweet about Skype shutting down and how big of a loss it would be. Six months later, he runs a $15K MRR with 10,000 users mini-skype. This video breaks down his weekend MVP sprint, how he automated support to stay solo, and why timing a product launch around a billion-dollar company shutdown created instant demand. 🛠️ Want to build your own app with AI? Check out Starter Story Build → https://build.starterstory.com/build/ai-build-accelerator?utm_source=youtube&utm_campaign=denis Denis' app: https://www.yadaphone.com Follow Denis: https://x.com/denisyurchak 🔔 Follow the Second Channel: ‪@StarterStoryBuild‬ 🏁 We're hiring: starterstory.com/jobs Chapters: 0:00 - Intro 0:54 - Who is Denis 1:13 - Numbers behind Yadaphone 1:59 - What is Yadaphone 3:09 - Non-technical background 4:08 - The $100K tweet 5:08 - Building the app in a weekend 6:30 - How to get users overnight 7:51 - What made Yadaphone successful 8:39 - Denis' successful app playbook 11:54 - Tech stack 12:33 - Do this from Day 1 13:44 - The final word