Youness Haji — Full-Stack Developer & AI Engineer | Montreal

Hey, I'm

Crafting intelligent web & mobile experiences in Montreal
Crafting intelligent web experiences in Montreal

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About Me

Youness Haji

I'm a full-stack developer and AI engineer based in Montreal, Canada. I specialize in building high-performance web and mobile applications using Next.js, React Native, and TypeScript.

My passion lies in integrating AI capabilities into real-world applications, creating intelligent experiences that solve genuine problems. From tattoo matching platforms to citizenship test prep apps, I love tackling diverse challenges.

Currently available for freelance projects

“The best code is the code that makes a real difference in people's lives.”

My Projects

A collection of AI-driven projects and innovative solutions I've built.

InkMatching

AI-powered tattoo matching platform connecting artists with clients using machine learning style analysis.

RewardingHub

Full-stack rewards and loyalty platform with mobile apps and comprehensive admin dashboard.

Canada Citizenship Test

AI-powered study companion for the Canadian citizenship exam on iOS and Android.

BestCompanion

AI companion app providing personalized recommendations and daily assistance.

RobuxGuide

Cross-platform guide app for Roblox gaming community with tips and tutorials.

AI Portfolio Website

Cinematic dark futurism portfolio with AI chat, i18n, and stunning animations.

Skills & Technologies

The tools and technologies I use to bring ideas to life.

Frontend

ReactNext.jsTypeScriptTailwindCSSReact NativeExpo

Backend

Node.jsExpressPostgreSQLFirebaseREST APIsGraphQL

AI / ML

OpenAIGroqTensorFlow LitePrompt EngineeringLLM Integration

DevOps

VercelDockerGitHub ActionsCI/CDAWS

Developer workspace illustration

Latest Articles

From the Blog

AI Development5 min read

How I Built a Full AI-Powered App in a Weekend (And What I Learned)

Step-by-step breakdown of shipping a production AI app in 48 hours — the stack, the mistakes, and why I'd do it again.

Freelancing5 min read

What Clients Actually Want (And Why Most Developers Miss It)

After working with 20+ clients, I've learned the gap between what developers think clients want and what they actually need. Here's the truth.

Web Development5 min read

Next.js SEO in 2025: The Complete Checklist I Use on Every Project

Most Next.js apps have terrible SEO by default. Here's the 15-point checklist I run on every project to fix that.

View All Articles

Contact

Let's Work Together

Have a project in mind? Let's discuss how I can help bring your vision to life.

I typically respond within 24 hours.

Available for new projects