MKMarcell Kresziniosmindset.hashnode.devEngineering a Yoga Platform with Gemini (Part 3: The AI Eye and the Danger of Silent Failures)In my last post, we poured the foundation of our privacy-first backend. With the plumbing verified and the security guards at the door, it was time to open Xcode and start building. But this session w1d ago·5 min read
MHMuhammad Huzaifainmhuzaifaar.hashnode.devFREE AI Tools Every Coder Should KnowThree FREE AI Tools That Let You Build Full Projects Without Paying for Cursor or Claude Trae AI, DeepSeek Coder, and Firebase + Gemini Code Assist let you ship serious projects on top-tier models andFeb 24·6 min read
LMLahiru Marambainlahirumaramba.hashnode.devSecure GitHub Actions: Keyless Firebase Admin SDK Authentication with Workload Identity FederationThe standard way to authenticate GitHub Actions with Firebase Admin SDK was to use a long-lived Service Account JSON key. If you’re still downloading Service Account JSON keys, uploading them as GitHuFeb 20·3 min read
BNBaqir Naqviindbvault.hashnode.devComplete Database Backup Strategy for SaaSIf your production database disappeared tonight, would your SaaS survive? Most founders assume: “Our cloud provider has backups.” “We run occasional dumps.” “We’ll deal with it if it happens.” UnFeb 21·6 min read
SSarmadingoogleguides.hashnode.devFirebase Firestore Database Rules List & GuideFirebase Firestore security rules are the backbone of protecting your application data. Many developers configure authentication properly but overlook database rule structure, which can expose sensitive data to unauthorized access. In Firestore, secu...Feb 16·2 min read
ASAmit sharmaindukaanmitra.hashnode.devWhy I Decided to Build DukaanMitra as a WhatsApp-First Multi-Tenant AI SaaSMost SaaS products start with a dashboard. I started with WhatsApp. When I spoke to local Kirana store owners, I realized something simple: They don’t need another complex panel.They need something that works inside the tool they already use. That’s ...Feb 15·2 min read
TGTiffany Gathoniintiff-explores.hashnode.devHow I Optimized M-Pesa Integrations Using Netlify Functions (And Survived to Tell the Tale)TL;DR: I went from "Why won't this webhook work?!" to a production-ready serverless M-Pesa integration. Here's everything I learned, including the face-palm moments. The Problem: When Your Server is Expensive and Your Budget Isn't So there I was, b...Feb 14·6 min read
TITech Insights Hubintopperblog.hashnode.devFirebase Cloud Messaging: Free Push NotificationsFirebase Cloud Messaging: Free Push Notifications The Problem That Cost Us Users We needed this solved fast. Here's what worked. Table of Contents Why This Matters Quick Start Guide 5 Key Patterns Code Examples Best Practices Common Issues FAQ Con...Feb 12·2 min read
TITech Insights Hubintopperblog.hashnode.devReact Native Firebase: Push Notifications and Analytics SetupReact Native Firebase: Push Notifications and Analytics Setup The Mobile App That Took 6 Months (And How to Do It in 6 Weeks) Last year, our team rebuilt our mobile app from scratch. Here's what actually worked. Table of Contents Mobile Development ...Feb 12·5 min read
JMJonathan Mensahinjmensah.hashnode.devHow My Firebase Bill Hit $300 in One Month (And Why I Don't Use Firebase Anymore)I randomly checked my Firebase dashboard one day and my heart sank. $300. In one month. For an app I thought was "basically free to run." Turns out "free tier" doesn't mean much when you're making inefficient queries to thousands of active users. Her...Feb 8·5 min read
