Andre Nyanjahia

Kia ora! I'm Andre...

Full‑Stack Web & Systems Developer

I’m a highly autonomous Full‑Stack Systems Architect and Data Strategist specializing in the Next.js and PERN stack. I design and deploy scalable, high‑performance applications end‑to‑end, owning the full technical lifecycle from system architecture to secure deployment.

Skills

Area Technologies & Competencies
System Architecture RESTful API Design | Microservices | MVC Patterns | OAuth 2.0 | JWT | Rate Limiting | Webhooks | Secure Authentication | Scalability Engineering
Frontend Ecosystem React.js | Next.js 13 (App Router) | Zustand | Context API | Tailwind CSS | Framer Motion | EJS | Responsive UI/UX Design
Backend & Databases Node.js | Express.js | NestJS | PostgreSQL | MongoDB | Firebase | Supabase | SQL (Stored Procedures)
Data Strategy & Analytics Python (Pandas, Matplotlib, Seaborn) | R (Statistical Modeling) | SQL | Tableau | Excel (VBA Automation) | Google Data Studio | Data Cleaning | Data Visualization | Statistical Analysis
DevOps & Tools Git/GitHub | CI/CD | Vercel | Docker | Kubernetes | Agile (Scrum) | Stripe API Integration | Figma
Design Tools Canva | Pixlr | Wireframing | Basic UI Mockups

Latest Projects

Jan 19, 2025

Brogram

ReactJS

FantaCSS

JavaScript

The Simple 30 Workouts Training Plan.

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Jan 24, 2025

Smolstore

NextJS

FantaCSS

Stripe

A super cool store for programmers and productivity fiends!

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July 15, 2023

Expenny | The Subscription Tracker

NextJS

FantaCSS

Firebase

Track all your subscription analytics!

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Saiket Systems Projects

Nov 28, 2025

Responsive Ecommerce

JavaScript

HTML

CSS

A responsive ecommerce website for clothing.

Nov 28, 2025

React Todo App

ReactJS

HTML

CSS

This is a modern Todo APP coded with React Framework.

Dec 4, 2025

User Management REST API App

ReactJS

Vite

Node.js

Express.js

A full-stack CRUD application with a React frontend and a Node/Express REST API backend.

Dec 4, 2025

User Management REST API App (Database Integration)

ReactJS

Vite

Node.js

Express.js

PostgreSQL

A full-stack CRUD application with a React frontend and a Node/Express REST API backend, featuring PostgreSQL database integration for persistent user data.

Dec 4, 2025

User Management REST API App (In‑Memory Storage)

ReactJS

Vite

Node.js

Express.js

A full-stack CRUD app with a React frontend and a Node/Express REST API backend. It manages users (name, email, age) using an in-memory data store, ideal for testing and development, with CORS enabled for smooth frontend-backend communication.