The latest articles on DEV Community by Sasmitha Nimesh (@sasmitha_nimesh_). https://dev.to/sasmitha_nimesh_ https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F3817398%2Fdb9ac4fb-2607-43cc-a39e-a490204f8b95.jpg https://dev.to/sasmitha_nimesh_ en Sasmitha Nimesh Fri, 20 Mar 2026 09:10:45 +0000 https://dev.to/sasmitha_nimesh_/firebase-4elp https://dev.to/sasmitha_nimesh_/firebase-4elp <p>Using Firebase with Arduino (My Beginner Experience)</p> <p>Hey DEV 👋</p> <p>Most people use Firebase for web or mobile apps, but I recently tried something different — using Firebase with Arduino 🔌</p> <p>And it actually worked better than I expected.</p> <p>⭕What I Built<br> I connected my Arduino (with WiFi) to Firebase to:</p> <ul> <li>Send sensor data (like temperature/humidity)</li> <li>Store it in the cloud using Firestore / Realtime Database</li> <li>Read the data from anywhere</li> </ul> <p>Basically… turning my Arduino into an IoT device 🌐</p> <p>⭕How It Works (Simple Idea)</p> <ul> <li>Arduino collects data from sensors</li> <li>Sends data over WiFi to Firebase</li> <li>Firebase stores and syncs it in real-time</li> <li>You can view it from a web or mobile app</li> </ul> <p>⭕ What I Liked</p> <ul> <li>Real-time data updates ⚡</li> <li>No need to build a backend server</li> <li>Easy to monitor data remotely</li> <li>Works great for IoT projects</li> </ul> <p>⭕ Challenges I Faced</p> <ul> <li>Setting up Firebase with Arduino libraries took time</li> <li>Authentication was a bit tricky</li> <li>Limited memory on Arduino boards 😅</li> <li>Debugging WiFi issues…</li> </ul> <p>⭕ Tools I Used</p> <ul> <li>Arduino board (ESP8266 / ESP32)</li> <li>Firebase Realtime Database</li> <li>WiFi connection</li> </ul> <p>⭕ What I Want to Build Next</p> <ul> <li>Smart home system 🏠</li> <li>Live sensor dashboard 📊</li> <li>Mobile app to control devices</li> </ul> <p>⭕ Question for the community:<br> Has anyone here used Firebase for IoT projects?<br> Any tips for improving performance or security?</p> <p>Would love to learn from you all 🙌</p> webdev arduino ai beginners