Author
Navin Sharma
Founder, IonicFirebaseApp & Paiteq
Navin Sharma
Founder, IonicFirebaseApp & Paiteq
Founder of IonicFirebaseApp and Paiteq, building mobile products since 2010 — Angular and Ionic, then Firebase, then Flutter. Splits time between IonicFirebaseApp delivery and Paiteq, the AI-native engineering studio shipping production LLM apps, agent systems, and MCP-tooled workflows. Writes about agent security, LLM cost optimisation, and MCP-tool auditing on the Aerostack blog.
16 posts by Navin Sharma
How the Airbnb Business Model Actually Works
A clear breakdown of the Airbnb business model: how Airbnb makes money, its take rate, the two-sided marketplace mechanics, and what it costs to build one.
Flutter Firebase: Setup, Auth, Firestore & FCM (2026)
A current Flutter Firebase guide: FlutterFire setup, authentication, Cloud Firestore, and push notifications (FCM) — with code and the common gotchas.
Restaurant App Development Cost: Features & Build Guide
What restaurant app development cost really is in 2026, the features that matter, the readymade-vs-SaaS-vs-custom paths, and how to own your channel.
7 Best Firebase Alternatives in 2026 (Compared)
Firebase alternatives in 2026 compared: Supabase, Appwrite, AWS Amplify, PocketBase, Nhost, Convex, Back4App — by database, pricing, and Flutter support.
Food Delivery App Development Cost: Build Paths & Stack
What food delivery app development cost really is in 2026 — the readymade-vs-custom build paths, the four-app architecture, and the stack we ship since 2010.
Supabase vs Firebase (2026): Honest Pick for Flutter Apps
Supabase vs Firebase for real apps: Postgres+RLS vs Firestore, auth, realtime, and pricing at scale — which to pick for a Flutter build.
React Native Firebase: Setup, Auth, Firestore & FCM (2026)
A current React Native Firebase guide: install @react-native-firebase, auth, Firestore, push (FCM) — plus an honest React Native vs Flutter call.
Uber Eats Clone App Cost and Build Process in 2026
What does an Uber Eats clone app cost in 2026? Development process, tech stack, features, and a cost breakdown by scope, team size, and build path.
Single vs Multi Vendor Food Delivery App: Which to Build
Single vs multi vendor food delivery app — a direct comparison of features, cost, complexity, and revenue so you pick the right model before you build.
20 Flutter App Examples From Real Production Apps (2026)
20 real flutter app examples — from Google Pay and Alibaba to Nubank and eBay — plus what Flutter is and why these companies shipped on it instead of native.
10 Best Grocery Delivery Apps in India (2026)
The best grocery delivery apps in India for 2026 — the 10 moving real volume, their features and market share, and what grocery app development costs.
How to Build a Grocery App: The Complete 2026 Guide
How to build a grocery app in 2026: business models, must-have features, the Flutter stack, real costs, and how to pick a partner or readymade base.
Car Repair App Development: A Build Guide for Operators
Car repair app development in 2026: features, three-panel architecture, Flutter tech stack, costs, and how to build an on demand car repair app that ships.
Flutter App Templates: How to Choose One in 2026
What flutter app templates include, how they cut build time and cost, and how to choose the right one for your project in 2026 — with real UI-kit examples.
On Demand Handyman App: How to Build One in 2026
Build an on demand handyman app in 2026: three-panel architecture, MVP features, Flutter tech stack, handyman app cost, and lessons from Urban Company.
Top 10 Best Food Delivery Apps in 2026 (+ Build Cost)
The best food delivery apps moving the most volume in 2026 — features, scale, and the readymade vs custom food delivery app development path.