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d3mastermind/README.md

💫 About Me:

👋 Hi, I build scalable cross-platform mobile app solutions.

  • Got that app idea, I'll build it.
  • Bring That broken app, i'll fix it.
  • I'm the developer that other developers trust when they need things done well and quickly.

I build high-quality mobile apps that are:

  • Smooth and bug-free
  • Packed with the features you need
  • Responsive
  • Integrated with modern technologies (APIs, payment gateways, Firebase, Riverpod, AI ) - you name it

💻 Tech Stack

Flutter Firebase Supabase Riverpod MySQL SQLite Hive Isar Git Stripe Play Store App Store

🚀 Featured Projects


Mamacare

A US childcare marketplace connecting parents with vetted nannies. The app had already been built twice before I came in; the biggest problem wasn't the code, it was that nobody had pinned down how the product should work.

  • Role: Requirements, Flutter, payments, refactor
  • Features: Nanny profiles and discovery, bookings, caregiver background checks, payouts to caregivers
  • Technologies: Flutter, Stripe Connect, Checkr

Preview

Mamacare

Google Play App Store


SPY Fashion

A peer-to-peer marketplace for new and pre-owned designer and vintage fashion. Anyone can open a store, sell, bid in live auctions and message the other side.

  • Client: Daniel Thercio, US
  • Features: Seller stores, live bidding, in-app messaging, verified sellers, order tracking
  • Technologies: Flutter, Stripe checkout and seller payouts

Preview

SPY Fashion

Google Play App Store


Stakecut

A licensed sports and gaming app with live scores, match stats, fantasy leagues, chats and a reward coin. I inherited the codebase, refactored it into a cleaner architecture, and integrated a Unity dice game into the Flutter app.

  • Client: Tekhaven Solutions, Nigeria
  • Technologies: Flutter, Unity (embedded), real-time chat

Preview

Stakecut

Google Play App Store


MyElectrician

A dual-role mobile app connecting clients with nearby electricians using real-time location matching.

  • Features: Google Maps proximity discovery, Stripe payment gateway, Real-time chat.
  • Technologies: Flutter, Google Maps API, Stripe, Firebase.

Preview

MyElectrician

Google Play App Store


MyCards

A mobile application for creating and customizing greeting cards for various occasions and events.

  • Role: Solo Developer & Designer
  • Technologies: Flutter, Firebase, Riverpod
  • Features: Custom card creation, template editing and card sharing

Preview

MyCards

Google Play App Store


Pantrio

A household inventory app that keeps track of what's running out, helps with meal planning and creates shopping lists.

  • Client: Simonster, Germany
  • Technologies: Flutter

Preview

Pantrio

Google Play


I AM NEVAEH

A quiet daily-inspiration app. Curated quotes arrive as notifications at their scheduled time in each reader's own time zone.

  • Client: Daniel Thercio, US
  • Features: Time-zone-aware scheduled quotes, saved quotes, quote history, styled shareable quote images

Preview

I AM NEVAEH

Google Play App Store


Republic Club System

A suite of internal mobile applications for tailored operational workflows and club management.

  • Apps: Service Scanning, TV Monitoring, Staff Service, and Admin Apps.
  • Features: Role-based access control, multi-tenant Club Connect system, real-time service visibility.
  • Technologies: Flutter, Custom Backend.

Preview

Republic Club


Chronicles

Offline-first educational apps that ship preinstalled on Chronicles SuccessTab tablets, with no reliable internet and no easy way to push an update later. More than a thousand tablets have shipped with them.

  • Role: Flutter, offline architecture, content pipeline
  • Products: IGCSE MasterPrep, Success Reader, Common Entrance, Checkpoint Primary, Checkpoint Secondary
  • Technologies: Flutter (Android tablets & Windows desktop), ePub content pipeline, restricted in-app browser
  • Status: Not public — preinstalled on the tablets

Preview

Chronicles


Dadadu

A social video platform where authentic moments and creativity take center stage.

  • Features: In-app video recording/editing, Universal search, Gamified ranking system (Leaf to Dadalord), Real-time engagement.
  • Technologies: Flutter, FFMPEG, Supabase, Social Graph, Bunny CDN.
  • Status: No longer live. It was an MVP built in one to two months so the founder had something real to raise on.

Preview

Dadadu


9ja Markets

Discover and Connect with Nigeria’s Major Markets.

  • Features: Browse local markets, connect with verified vendors, chat and negotiate, product promotion.
  • Technologies: Flutter, Real-time Messaging.

Preview

9ja Markets

Google Play


Hookup

A dating app with biometric face verification, using a native SDK integrated into Flutter.

  • Client: Trend Network LLC, US
  • Status: Not public — the client hasn't launched it

Preview

Hookup


Meat Inventory App

A smart inventory management app for meat vendors, revolutionizing stock control and sales tracking.

  • Role: Full-stack Developer
  • Technologies: Flutter, Firebase, Cloud Functions
  • Features: Real-time inventory tracking, sales analytics, supplier management
  • Technical: Automated low stock alerts.

Preview

Meat Inventory App


Wotch en Pik

A classifieds marketplace for the Sierra Leone market, with a Flutter web back office for moderation. Built with slower connections in mind, especially around media delivery.

  • Client: Titus Dawo, UK
  • Technologies: Flutter, Flutter Web (admin)
  • Status: Not public — in closed testing

Preview

Wotch en Pik


Tranzt Logistics Vendor App

A specialized vendor application part of a logistics ecosystem.

  • Features: Pixel-perfect UI implementation, seamless order management.
  • Ecosystem: Part of a 3-app suite (Vendor, User, Rider).

Preview

Tranzt Vendor

Google Play


Housify

A direct housing marketplace connecting landlords with tenants.

  • Role: Lead Developer
  • Technologies: Flutter, Firebase, Payment Gateway Integration
  • Features: Verified listings, escrow payments, rental management
  • Technical: Location-based search, document verification, secure payments

Preview

Housify


Trade Wize

A sophisticated trading platform enabling users to copy trades from top traders in real-time.

  • Features: Multi-tier account management, In-app subscription system, Automated trading mechanisms, Deep linking.
  • Technical: Web-based admin dashboard, custom trading algorithms.

Preview

Trade Wize


Telex Mobile

A fast and secure Slack like chat app designed for teams, featuring real-time messaging, AI agents, seamless collaboration and so much more...

  • Role: Mobile Developer (Team Member)
  • Technologies: Flutter, Firebase, Riverpod
  • Features: Real-time messaging,file sharing, team collaboration, AI agents etc
  • Technical: WebSocket integration, push notifications, message encryption, AI integration etc

Preview

Telex Mobile


SLN Mobile

The mobile version of Street Lawyer Naija.

  • Role: Mobile Developer (Team Member)
  • Contribution: Collaborated on WordPress API integration and mobile app development
  • Achievement: Successfully translated web functionality to mobile platform

Preview

SLN Mobile


Telex Desktop

The desktop companion for Telex, bringing all the power of team communication to a larger screen.

  • Role: Desktop Developer (Team Member)
  • Technologies: Flutter Desktop, Firebase
  • Features: Enhanced productivity tools, screen sharing, keyboard shortcuts
  • Technical: Cross-platform compatibility, native OS integration

Preview

Telex Desktop


Trade Wize Admin

Web administration panel for the Trade Wize platform.

  • Features: Trade management, user subscription oversight, automated trade execution
  • Technologies: Web technologies, real-time updates

Preview

Trade Wize Admin


Note: Most of these are client projects, so the code lives in private repositories. Live apps link to their store listings; the rest are internal tools, preinstalled software, or apps the client hasn't launched yet, so screenshots are what I can share.

Feel free to explore my repositories for personal projects. 🚀

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  1. 3reed 3reed Public

    Dart

  2. LockIn LockIn Public

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  3. shoeshoping shoeshoping Public

    Makefile

  4. meat_inventory meat_inventory Public

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  5. globalia globalia Public

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