Software & Digital Services Brand

RabbiHossainLTD

An independent software and digital services brand founded in 2024 by MD Rabbi Hossain. We build FinTech automation, high-performance Android applications, secure web platforms and digital products — engineered for reliability and scale, from Bangladesh.

Meet the founder →

3+ Years Exp.
80+ Projects
50+ Clients
100% Production
Featured Projects Services Contact
MD Rabbi Hossain — Founder of RabbiHossainLTD
Kaliganj · Jhenaidah · Bangladesh Open for collaboration

Official Brand

About RabbiHossainLTD

RabbiHossainLTD is an independent software and digital services brand founded in 2024 by MD Rabbi Hossain. It delivers modern web applications, mobile software, automated payment verification engines, security hardening, and digital store solutions under one unified standard.

Note: RabbiHossainLTD is an independent personal brand and technology platform. “LTD” forms part of the brand identity.

Kaliganj, Khulna, BD 24/7 Verified Support Security-First Code Verified Profile → Developer Profile →

Portfolio & Engineering

Featured Applications

High-performance production platforms, open-source Android clients, and automated payment systems engineered by MD Rabbi Hossain.

FinTech SaaS · Gateway Live Web App

SPV Services

Real-time automated bKash, Nagad & Rocket payment verification

Automated MFS payment verification platform for Bangladeshi e-commerce merchants. Analyzes real-time SMS streams to confirm transactions in under 5 seconds with zero fraud and instant callbacks.

Sub-5s Verification: Auto-matches bKash, Nagad & Rocket TrxIDs
Anti-Fraud Shield: Blocks duplicate TrxIDs & fake screenshots
Webhooks & Analytics: Instant merchant notifications & dual-language UI
Node.jsFirebase FunctionsFirestoreSMS EngineREST Webhooks
Android · Open Source v5.2.16 Release

Dustbook

Ad-free, privacy-first Facebook client for Android

Engineered as a native-feel Facebook client with triple-layer ad blocking (~656k domain rules + GraphQL filtering), true offline caching, AMOLED black mode, and zero telemetry tracking.

3-Layer Ad Blocking: Domain rules + GraphQL + cosmetic DOM cleaning
Offline Feed & Video: LRU cache & byte-range video streaming
100% Privacy: Zero analytics, no telemetry, background audio support
KotlinJavaAndroid SDK (API 26+)Custom WebViewDisk Cache
Download v5.2.16 GitHub
Android · Diagnostics Production Ready

BuyMyPhone

Android device analyzer & hardware diagnostic suite

Evaluates smartphone hardware integrity, display pixels, sensor health, battery degradation, and SoC benchmarks. Computes overall device condition ratings and generates exportable PDF audit reports.

Hardware Diagnostics: Multitouch, dead pixels, sensors & battery
SoC Benchmarking: Snapdragon, Dimensity, Helio, Tensor & Exynos
PDF Certification: Exportable inspection reports & valuation engine
KotlinJetpackMVVMRoom DBSensor APIsiText PDF
View on GitHub
Web & Android · EdTech v1.4.3 Active

Study RPG

Gamified interactive learning and quiz battle platform

Turns study sessions and academic quizzes into a role-playing game with XP leveling, skill trees, study streak multipliers, daily quests, and multiplayer leaderboards built with Next.js 14 and Capacitor.

RPG Progression: XP leveling, skill unlocks, study streaks & quests
Interactive Quiz Battle: Timed challenges & real-time leaderboard
Cross-Platform: Next.js 14 Web + Capacitor 6 Android application
Next.js 14React 18TypeScriptCapacitor 6FirebaseZustand
View on GitHub

Open Source

Additional Repositories

RABBIHOSSAINLTD-APP Android TWA

Trusted Web Activity Android app for seamless Google OAuth session syncing.

Kotlin · Android TWA Repo →
Rabbihossainltd Profile

Official developer identity configuration and documentation repository.

Markdown · Config Repo →

Specializations

Core Capabilities

01 / WEB & SAAS

Full-Stack Web

Responsive web applications, payment verification portals, high-concurrency Node.js & Next.js platforms.

02 / MOBILE APPS

Android & Native

Kotlin & Java Android applications, custom WebView engines, hardware sensor diagnostics & Capacitor hybrid apps.

03 / SECURITY

Hardening & Privacy

Vulnerability auditing, anti-fraud logic, GraphQL content sanitization & privacy-focused offline architectures.

04 / AUTOMATION

Payment & APIs

bKash, Nagad, and Rocket MFS payment webhooks, automated SMS stream parsing & Firebase cloud functions.

Skills & Ecosystem

Working Stack

JavaScript / TypeScriptNode.jsNext.js 14React 18KotlinJavaAndroid JetpackFirebase / FirestoreTailwind CSSPHP / MySQLREST APIs & WebhooksSecurity TestingSEOGit

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