--- title: "Justine Lopez (@justpres) | Hashnode" description: "AI Product builder, web, mobile, IoT & automation. I catch ideas and ship them for my community. Read the latest articles by Justine Lopez on Hashnode." url: "https://hashnode.com/@justpres" --- @justpres # Justine Lopez @justpres · Manila, Philippines · Joined August 2026 AI Product builder, web, mobile, IoT & automation. I catch ideas and ship them for my community ### [Scaling the Edge: Reflections from Day 1 at the IoT Conference & AI Expo 2026](https://justpres.hashnode.dev/scaling-the-edge-reflections-from-day-1-at-the-iot-conference-ai-expo-2026?utm_source=hashnode&utm_medium=feed) Discover developer takeaways and highlights from Day 1 at the IoT Conference & AI Expo 2026. Exploring the powerful intersection of IoT, AI. 3 min read · [justpres.hashnode.dev](https://justpres.hashnode.dev/scaling-the-edge-reflections-from-day-1-at-the-iot-conference-ai-expo-2026?utm_source=hashnode&utm_medium=feed) [4d ago](https://hashnode.com/posts/scaling-the-edge-reflections-from-day-1-at-the-iot-conference-ai-expo-2026/6af2e84bf8af5ff001eeda3e) ### [Building ScreenFrame: Real-Time Computer Vision and Screen Tracking on Android](https://justpres.hashnode.dev/building-screenframe-real-time-computer-vision-android?utm_source=hashnode&utm_medium=feed) How I built ScreenFrame, an Android computer vision app for real-time screen tracking using Kotlin, Jetpack Compose, OpenCV, and homography. 8 min read · [justpres.hashnode.dev](https://justpres.hashnode.dev/building-screenframe-real-time-computer-vision-android?utm_source=hashnode&utm_medium=feed) [Aug 12](https://hashnode.com/posts/building-screenframe-real-time-computer-vision-android/6a7c19308724ddfd53617754) ### [Building Lutong Simmer: A Filipino Cooking App That Adapts to Your Weather](https://justpres.hashnode.dev/building-lutong-simmer-a-filipino-cooking-app-that-adapts-to-your-weather?utm_source=hashnode&utm_medium=feed) How I built Lutong Simmer, a Filipino cooking app using Kotlin, Jetpack Compose, Room, weather data, and Gemini for contextual food recommendations. 8 min read · [justpres.hashnode.dev](https://justpres.hashnode.dev/building-lutong-simmer-a-filipino-cooking-app-that-adapts-to-your-weather?utm_source=hashnode&utm_medium=feed) [Aug 12](https://hashnode.com/posts/building-lutong-simmer-a-filipino-cooking-app-that-adapts-to-your-weather/6a7c173eede77697c2da5d0b) ### [Building HackForPinas: Creating an Open-Source Directory for Philippine Hackathons](https://justpres.hashnode.dev/building-hackforpinas-creating-an-open-source-directory-for-philippine-hackathons?utm_source=hashnode&utm_medium=feed) How I built HackForPinas, an open-source directory for Philippine hackathons using Next.js, Supabase, automated scraping. 7 min read · [justpres.hashnode.dev](https://justpres.hashnode.dev/building-hackforpinas-creating-an-open-source-directory-for-philippine-hackathons?utm_source=hashnode&utm_medium=feed) [Aug 12](https://hashnode.com/posts/building-hackforpinas-creating-an-open-source-directory-for-philippine-hackathons/6a7c14ca2837cb9ed4c834a8) ### [Building Train Track: What I Learned Trying to Build a Better Transit Experience for Metro Manila](https://justpres.hashnode.dev/building-train-track-what-i-learned-trying-to-build-a-better-transit-experience-for-metro-manila?utm_source=hashnode&utm_medium=feed) How I built Train Track for Metro Manila rail commuters and what the project taught me about Android, offline data, UI design. 7 min read · [justpres.hashnode.dev](https://justpres.hashnode.dev/building-train-track-what-i-learned-trying-to-build-a-better-transit-experience-for-metro-manila?utm_source=hashnode&utm_medium=feed) [Aug 12](https://hashnode.com/posts/building-train-track-what-i-learned-trying-to-build-a-better-transit-experience-for-metro-manila/6a7c10f35de0cf0edd1d9cd5)