How David Built a $14K/Month App Helping People Quit Sugar

notJust․dev November 19, 2025
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notJust․dev

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Open "Live" page for our recent tutorials Hi, my name is Vadim Savin, a software engineer with a passion for making an impact in the world. I started my career as a full-stack developer at the young age of 16. In pursuit of greater freedom, I transitioned to freelancing, which eventually led to the creation of my own global software development agency. I also started my own successful startup, which is currently used by over 20,000 users. As an experienced developer, I have a strong background in full-stack development and am a certified AWS architect, developer, and SysOps, as well as a proud ex-Amazon SDE. notJust Development is dedicated to helping developers learn faster by building real projects and developing their skills, which is why we've created React Native Mastery, the ONLY course you need to Master mobile development with React Native & Expo 🚀 ⚛️ You can enroll here: https://www.notjust.dev/react-native-mastery

Video Description

In this episode, I sit down with David Attias (@DavidAttiasG), a former quant trader turned app developer, who built Stoppr, an app designed to help users quit processed sugar and take back control of their health. David shares his story of leaving finance for tech, how he taught himself to build apps, and the full journey behind creating Stoppr, from the first prototype to real users and marketing success. 🚀 Join the waitlist for the Incubator: https://www.notjust.dev/incubator Follow David's Journey: https://x.com/david_attisaas What You’ll Learn in This Episode: 👉 How David transitioned from finance to app development 👉 The story behind David's app - Stoppr 👉 The tech stack, tools, and frameworks used to build Stoppr 👉 How to approach app design with simplicity and clarity 👉 The full Onboarding Flow that's getting him the most subscriptions 👉 Marketing strategies he used and how to implement them 👉 Balancing monetization with user value 👉 Lessons learned from launching and scaling Stoppr 💬 Join the notJust Development gang and let's build together: Twitter: https://twitter.com/VadimNotJustDev Instagram: https://www.instagram.com/VadimNotJustDev Facebook: https://www.facebook.com/notjustdev LinkedIn: https://www.linkedin.com/in/vadimsavin Discord: https://discord.gg/VpURUN2 #notjustdev #mobiledevelopment #appdeveloper

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