Full-Stack Developer | Building Production Apps with React, Node.js & AWS
I build web applications that solve real business problems. Currently shipping automation tools for artisans and small businesses in Nairobi while pursuing software engineering roles at startups.
Tech Stack: TypeScript • React • Node.js • Express • PostgreSQL • Python • FastAPI • Docker • AWS
Looking for: Junior/Associate Software Engineer roles where I can contribute to product development and learn from experienced teams.
📧 superiorwech@gmail.com • 💼 LinkedIn • 🌐 Portfolio
Full-stack e-commerce solution built for US client
Built complete e-commerce platform from scratch in 30 days. Handles product catalog, secure checkout, and automated customer communications.
Tech: Next.js • TypeScript • Payload CMS • PostgreSQL • Stripe API • SendGrid
Impact: Live in production, processing real transactions
Links: Live Site • GitHub
Key Features:
- Secure payment processing with Stripe integration
- Real-time email notifications via SendGrid
- Server-side rendering for optimal performance
- Responsive design across all devices
- CI/CD pipeline with 99.9% uptime
Production task management app for skilled workers and small businesses
Web-based tool that helps Nairobi artisans (fundis) organize their work, track tasks, and communicate professionally with clients. Solving the gap between skilled craftsmanship and business operations.
Tech: Node.js • Express • PostgreSQL • React • REST APIs
Impact: Simplifies admin work for skilled workers who excel at their craft
Links: Try Demo • GitHub
Key Features:
- Simple signup and authentication
- Intuitive task tracking and organization
- Client communication tools
- Mobile-responsive interface
Conversational AI accessible via basic SMS
AI backend with SMS triggers built for field workers who need instant information access without smartphones. Democratizes AI assistance through Africa's Talking SMS API.
Tech: Flask • SQLite • Gemini AI • Africa's Talking API • Webhooks
Impact: Makes AI accessible to users with basic phones and limited internet
Links: GitHub
Key Features:
- SMS-triggered AI conversations
- Context-aware responses
- No smartphone required
- Low-bandwidth optimized
Backend service for expense tracking and financial management
RESTful API with full CRUD operations designed to help small business owners track expenses and build financial habits.
Tech: Django REST Framework • PostgreSQL • API Documentation
Impact: Simplifies financial management for small businesses
Links: GitHub • API Docs
Environmental impact tracking with scalable backend architecture
Data-driven tool for tracking and visualizing carbon emissions. Built with production-grade infrastructure including CI/CD pipelines and monitoring.
Tech: Go • gRPC • PostgreSQL • Redis • Kubernetes • GitHub Actions
Impact: Makes environmental impact data accessible and actionable
Links: GitHub
Current Focus:
- AWS Solutions Architecture (ALX Graduate, Nov 2024)
- LLM Integrations (Africa's Talking x Google AI Program, Oct 2025)
- System design patterns for scalable applications
Recent Certifications:
- AWS Certified Cloud Practitioner (Oct 2024)
- AWS Academy Graduate – Cloud Foundations (Dec 2024)
I founded SuperiaTech to build tools that help skilled artisans and small businesses in Nairobi compete professionally. The mission: automate administrative work so talented people can focus on what they do best.
Philosophy: Build solutions that work for real people in real contexts. Global-quality tools adapted for local needs.
I'm actively seeking junior/associate software engineering roles at startups where I can:
- Ship features and contribute to product development
- Learn from experienced engineers and grow my technical skills
- Work on products that solve real problems for real users
Open to: Full-time roles in Nairobi • Remote opportunities • Contract work
📧 Email: superiorwech@gmail.com
💼 LinkedIn: linkedin.com/in/kenn-macharia
🌐 Portfolio: superiatech.netlify.app
📍 Location: Nairobi, Kenya
"The best technology is the one that disappears into the background and just helps people get their work done better."