Available for freelance work

Hi, I'm Harsh
Gadhecha

Building premium iOS & Android apps that reach real users at scale.

 View My Work Contact Me 
10+Apps Published
50K+Downloads
4.5★Avg Rating
Matrix_Developer.tsx TypeScript
import React, { useState } from 'react';
import { View, Text } from 'react-native';
export default function App() {
const [scores, setScores] =
useState([82, 65, 44, 90]);
return (
<PlayerBoard
data={scores}
onUpdate={setScores}
/>
);
}
50K+Downloads
4.5★Avg Rating
React Native6+ years
Who I Am

About Me

Harsh Gadhecha
6+ Years Exp

I'm a passionate React Native & Web App developer with 6+ years building high performance mobile and web applications. I've shipped 10+ apps with 50,000+ combined downloads and a consistent 4.5★ rating.

Operating as Matrix_Developer from Antwerp, Belgium, I handle everything end to end concept, UI/UX, development, API integration, monetisation, and publishing.

  • Full cycle: design → dev → publish
  • Real-time features with Firebase & WebSocket
  • Monetisation via AdMob & RevenueCat
  • AI-assisted development workflow
0+ Apps Published
0K+ Downloads
4.5★ Avg Rating
0+ Years Exp
What I Use

Tech Stack

Mobile

React Native
JavaScript
Redux
Xcode
Android Studio

Frontend

HTML5
CSS3
UI/UX Design

Backend & Cloud

Firebase
WebSocket
Google Cloud
SQL

Tools & Platforms

VS Code
AdMob
RevenueCat
Claude code
What I've Built

Featured Projects

Phase 10 Scoreboard
iOS Android
 20K+ Downloads · 4.6★

Phase 10 Scoreboard

Score tracking app for the Phase 10 card game with real-time round tracking, player management, and full game history.

React NativeAsyncStorageAdMob
Auction League
iOS Android
 Real-Time Platform

Auction League

Live auction platform with WebSocket-powered instant bidding. Real-time sync across all connected devices with minimal latency.

React NativeWebSocketFirebase
FD Manager
iOS Android
 Finance App

FD Manager

Personal finance app for Fixed Deposit tracking with maturity charts, push notifications, and analytics for portfolio management.

React NativeChartsPush Notifications
Diamond Broker
iOS Android
 Business Tool

Diamond Broker

Professional tool for diamond brokers with commission tracking, payment reminders, and a complete client management dashboard.

React NativeFirebaseRevenueCat
Bracket & Scheduler
iOS Android
 Sports & Events

Bracket & Scheduler

All in one tournament management app supporting Round Robin, Single & Double Elimination, and Group Stage + Knockout formats with auto-generated fixtures and live bracket visualization.

React NativeTournament Engine
MintyFlow
iOS
 Finance App

MintyFlow

All in one personal finance app for expense tracking, budget management, investment monitoring, subscription manager, and insurance portfolio with biometric security and local data storage.

React NativeBiometricsChartsNotifications
My Journey

Experience Timeline

Matrix_Developer

Freelance React Native Developer

End-to-end mobile app development across iOS & Android. I take apps from concept and UI/UX design all the way to API integration, monetisation, and App Store / Google Play publishing with an AI-assisted workflow that keeps delivery fast and quality high.

10+ Apps Shipped
50K+ Downloads
4.5★ Avg Rating
6+ Years Active
iOS & Android apps in a single codebase
Real-time features with WebSocket & Firebase
Monetisation via AdMob & RevenueCat
AI-assisted development with Claude
React NativeJavaScriptFirebase WebSocketApp StoreGoogle Play AdMobRevenueCatClaude AI
Let's Talk

Get In Touch

Open to new projects

Let's build something
great together.

Have a project in mind or want to collaborate on a React Native app? Reach out I typically respond within 24 hours.

 Antwerp, Belgium  ·   CET (UTC+1)

Connect with me