Ernest Yoyowah
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My Setup & Stack

The tools, software, and languages I use day-to-day for payment systems engineering and software development.

Languages

TypeScript

Default for all frontend and backend projects.

JavaScript

Core web and Node.js scripting.

Golang

Payment service backends, high-throughput APIs.

Rust

Native desktop application development.

Frontend

React

Component architecture for all web interfaces.

React Native

Cross-platform mobile applications.

Next.js

App Router, RSC, static + server rendering.

Tailwind CSS

Utility-first CSS.

Tauri

Cross-platform desktop applications.

Backend

Node.js

API servers, scripting, tooling.

Express

REST API framework.

MongoDB

Document store for application data.

MySQL

Relational database for structured data.

State Management

Redux

Predictable state container for complex apps.

Zustand

Lightweight state management.

Security & Compliance

Auth0

Identity and access management.

OWASP

Security standards and vulnerability prevention.

PCI DSS

Payment card industry compliance standards.

Last updated May 2026