BUILDING THE FUTURE THROUGH CODE

Full-Stack
Software Developer
& AI Engineer

Specializing in offline-first architecture, AI integration, and mobile-first products. Transforming ideas into digital experiences.

Alexander Appiah-Kubi

Alexander A.K.

Founder & Lead Dev @ Lextech
5+ Years Exp.
20+ Projects
Full-Stack AI Engineering Cybersecurity
OVERVIEW

Professional Summary

I am a full-stack developer and the founder of Lextech Solutions, building production-grade software for Ghana and the broader African market. I specialize in offline-first architecture, AI integration, and mobile-first products perfectly tuned for low-bandwidth, mobile-money-driven environments.

My expertise spans the entire delivery lifecycle: architecture, development, deployment, and client engagement. I maintain a strong focus on secure, scalable, and highly maintainable systems.

Lextech Solutions
Founder
Security
Sentinel Suite Dev
Pioneering AI
Blueprint AI Authored
CAPABILITIES

Technologies Mastered

Frontend

React 18 Next.js 14 TypeScript Tailwind CSS PWA

Mobile

Flutter Dart BLoC/GetX SQLite/Hive

Backend & Databases

FastAPI Node.js Python PostgreSQL Redis Supabase

AI & LLMs

Ollama OpenAI API Whisper RAG Qdrant

DevOps & Security

Docker CI/CD Vercel / Railway JWT / TOTP Penetration Testing
PORTFOLIO

Featured Showcase