Hello, I'm

Jeffrey

Full‑stack Developer & AI Engineer

I build modern web apps, streaming tools, and AI‑driven products. Based in the Netherlands, coding since age 13.

Who I Am

About Me

I’ve been writing code since I was 13, when I taught myself programming by building mods for Call of Duty 4. What started as a hobby quickly became a long-term passion that shaped my career.

Skills

Experience

Education

What I Work With

Skills & Tools

Technologies I use to build modern web applications and AI-powered products.

React

Frontend

Next.js

Frontend

TypeScript

Frontend

Tailwind CSS

Frontend

Three.js

Frontend

Framer Motion

Frontend

JavaScript

Frontend

Node.js

Backend

Python

Backend

PostgreSQL

Backend

Redis

Backend

GraphQL

Backend

PHP

Backend

MongoDB

Backend

Docker

DevOps

AWS

DevOps

Vercel

DevOps

GitHub Actions

DevOps

Google Cloud

DevOps

Claude API

AI/ML

OpenAI

AI/ML

LangChain

AI/ML

Prompt Engineering

AI/ML

Git

Tools

VS Code

Tools

JetBrains IDEs

Tools

Figma

Tools

Linux

Tools

28 technologies

What I've Built

Projects

Simpel.nl

Featured

Web

Major Dutch telecom provider. Contributed to back-end APIs, search infrastructure, and job queue systems that support a high-traffic customer platform.

PHP 8SymfonyTypeScriptTailwind CSSPostgreSQLElasticsearchDocker

View Project

BigGreenEgg.eu

Featured

Web

E-commerce and brand site for the premium BBQ brand. Full‑stack feature development, including React components and WordPress integrations.

PHP SymfonyTypeScriptReactWordPressElasticsearchAWS

View Project

This Portfolio

Web

The site you’re viewing right now—built with a dynamic sky theme that transitions through dawn, day, sunset, night, and aurora as you scroll.

Next.jsTypeScriptTailwind CSSFramer Motion

View Project

Twitch Raffle System

Tools

Raffle system for Twitch giveaways that weights odds by watch time, encouraging viewers to engage more with streams.

Node.jsTypeScriptTwitch API

View Project

Swiftor Lobby Bot

Tools

Full Twitch + Discord application for streamer Swiftor. Runs lobby raffles for viewers in voice chat using a ticket system where odds increase daily until selected.

Node.jsTypeScriptDiscord APITwitch API

View Project

Skyeopoly

Games

Browser-based 3D Monopoly-style game built with Three.js. Designed to be fully playable in-browser with real-time multiplayer support.

Three.jsReactTypeScript

GeoSkye

Tools

GeoGuessr-styled overlay for IRL livestreams. Shows viewers what items the streamer is searching for and displays photos once uploaded to the stream.

Node.jsTypeScriptWebSocketOBS Overlay

Clublien

Tools

Interactive photo wall for DJ livestreams. Viewers submit pictures of themselves enjoying the show, which appear on a big screen behind the host after mod verification.

Node.jsTypeScriptWebSocketImage Processing

Get In Touch

Contact

Have a project in mind or want to collaborate? I'd love to hear from you!

Join my Discord

Or send an email

hello@jeffskye.com

Coming soon