# Block B Technologies

> Extended reference with full case studies and blog list: https://blockb.ca/llms-full.txt

> Block B Technologies is a Canadian software development studio based in Winnipeg, Manitoba.
> Founded in 2021, we design, build, and ship production-grade mobile apps, web platforms,
> and AI-powered tools. We have shipped 6+ production apps with 1,600+ automated tests,
> using Flutter, .NET, Firebase, and Google Kubernetes Engine infrastructure.

## Key Facts

- **Founded**: 2021 in Winnipeg, Manitoba, Canada
- **Founder**: Jagdeep Singh
- **Specialties**: Flutter cross-platform development, .NET backend systems, AI integration
- **Architecture**: Clean architecture with Provider + GetIt + GoRouter across all Flutter apps
- **Shared UI**: Custom blockb_ui_kit design system used across all apps
- **Infrastructure**: Google Kubernetes Engine, Firebase, ArgoCD, Docker
- **Contact**: jagdeep.singh@blockb.ca | (431) 990-2033

## Products

### Color Vision Aid
- **Type**: iOS & Android mobile app
- **Purpose**: Real-time color vision deficiency correction using GPU shaders (daltonization)
- **Technology**: Flutter, GLSL shaders, Firebase Crashlytics
- **App Store**: https://apps.apple.com/app/id6758687862
- **Landing Page**: https://blockb.ca/pages/color-vision-aid.html
- **Tests**: 620 automated tests
- **Status**: Live on App Store

### LunimRank
- **Type**: SaaS web platform
- **Purpose**: AI visibility scoring — measures how AI engines (OpenAI, Perplexity, Gemini) recommend your business
- **Technology**: ASP.NET Core 9, Angular 19, PostgreSQL, Stripe
- **Website**: https://lunimrank.com
- **Landing Page**: https://blockb.ca/pages/lunimrank.html
- **Pricing**: Free, $39/mo, $79/mo, $199/mo
- **Status**: MVP deployed

### North Star Driving Academy
- **Type**: Client website
- **Purpose**: Professional website for a Winnipeg driving school
- **Website**: https://northstardrivingacademy.ca
- **Landing Page**: https://blockb.ca/pages/north-star-driving.html
- **Status**: Live

### Tire Crew Mobile Auto Services
- **Type**: Client website
- **Purpose**: Marketing site for a Winnipeg mobile mechanic — on-site tire, brake, oil change, battery, and seasonal tire swap services
- **Website**: https://www.tirecrewservice.com
- **Landing Page**: https://blockb.ca/pages/tire-crew.html
- **Stack**: React 19, TanStack Start (static prerender), Tailwind CSS, Firebase Hosting, Web3Forms relay
- **Status**: Live (launched 2026-05-15)

### RYX
- **Type**: Mobile app (iOS & Android)
- **Purpose**: HR and employee management platform
- **Technology**: Flutter, Firebase Auth/Firestore/Functions

### Rize Professional Calculator
- **Type**: Mobile app (iOS & Android)
- **Purpose**: Construction calculator with 33 specialized calculators, AI assistant with voice, 3D visualization
- **Technology**: Flutter, DeepSeek AI, DiTreDi 3D

### Culvert Studio
- **Type**: Mobile app (iOS & Android)
- **Purpose**: Hydraulic engineering tool for Canadian infrastructure, bilingual EN/FR
- **Technology**: Flutter, DeepSeek AI (35+ tools), Python data pipeline, environmental auto-fetch

### Squib 365
- **Type**: Mobile app + backend
- **Purpose**: Transport management system (TMS)
- **Technology**: Flutter, .NET 8 microservices, PostgreSQL, SignalR
- **Tests**: 137 tests + 18 integration tests

### Nova Mobile
- **Type**: Mobile app + backend
- **Purpose**: AI session companion for Nova Launcher
- **Technology**: Flutter, Fastify/WebSocket, JWT, FCM push
- **Tests**: 144 automated tests

## Blog

- **Blog Index**: https://blockb.ca/pages/blog.html
- **Posts**:
  - [How GPU Shaders Correct Color Blindness in Real Time](https://blockb.ca/pages/blog-gpu-shaders-color-blindness.html) — Technical deep-dive into GLSL daltonization
  - [Measuring Your Business's AI Visibility: Why It Matters](https://blockb.ca/pages/blog-ai-visibility-why-it-matters.html) — AI search discovery and LunimRank
  - [Building 6 Flutter Apps: Architecture Patterns That Scale](https://blockb.ca/pages/blog-flutter-architecture-patterns.html) — Clean architecture with Provider, GetIt, GoRouter
  - [From Idea to App Store: Shipping Color Vision Aid](https://blockb.ca/pages/blog-shipping-color-vision-aid.html) — Launch story and lessons learned

## Technology Stack

- **Mobile**: Flutter (Dart) — iOS, Android, Web, macOS
- **Backend**: .NET 8/9 (C#), Node.js/TypeScript (Fastify)
- **Frontend Web**: Angular 19
- **Databases**: PostgreSQL, Firebase Firestore, Redis
- **AI**: DeepSeek API, OpenAI, Perplexity, Gemini, Claude Agent SDK
- **Infrastructure**: Google Kubernetes Engine (GKE), ArgoCD, Docker, nginx ingress
- **CI/CD**: Fastlane (iOS TestFlight), Azure DevOps, GitHub Actions
- **Monitoring**: Firebase Crashlytics, Firebase Remote Config

## Services

1. **Mobile App Development** — Cross-platform Flutter apps for iOS & Android
2. **Web Platform Development** — Full-stack .NET + Angular enterprise SaaS
3. **AI Integration** — LLM function calling, visibility scoring, voice I/O
4. **Static Website Design** — SEO-optimized responsive websites
5. **Cloud Infrastructure** — GKE, Firebase, Kubernetes deployments

## Contact

- **Email**: jagdeep.singh@blockb.ca
- **Phone**: (431) 990-2033
- **Location**: Winnipeg, MB, Canada
- **Website**: https://blockb.ca