Développeur freelance expert basé à Lille, spécialisé en React.js, TypeScript et React Native. Services de développement web et mobile pour entreprises de la métropole lilloise. Création d\'applications sur mesure, consultation technique et maintenance. Contact: +33 7 68 52 41 59

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Jud3v Digital - Freelance Developer Lille Logo Jud3v  Digital
Judikaël Bellance - Freelance Developer Lille, Hauts-de-France +33 7 68 52 41 59 contact@jud3v.fr
Services : Développement React.js, Développement React Native, Développement TypeScript, Applications web sur mesure, Applications mobiles cross-platform, Conseil technique, Maintenance applications
Zone d\'intervention : Lille, Lambersart, Roubaix, Tourcoing, Villeneuve-d\'Ascq, Métropole Européenne de Lille, Hauts-de-France'

About

Master of Science student in Cybersecurity & Cloud at Epitech Lille, freelance developer and trainer. My background combines technical expertise in development, system administration and cybersecurity.

🎓 Master Cybersecurity
Security & Cloud
Epitech Lille
Judikaël BELLANCE - Développeur freelance à Lille

Judikaël BELLANCE

Master Cybersecurity Student & Freelance Developer

Looking for 2.5 years internship • January 2026

🔒 Cybersécurité ☁️ Cloud 🛡️ CrowdSec 🐧 Linux Admin 🐳 Docker ⚛️ React/TypeScript
💬 Let's work together

My Journey & Expertise

Passionate about cybersecurity and development, I am currently pursuing a Master of Science in Cybersecurity & Cloud at Epitech Lille (class of 2028). My background combines technical expertise in development, system administration, and cybersecurity, with strong experience in project management and pedagogy.

🔒

Cybersecurity Expertise

Server security after attacks, security audits, implementation of tools like CrowdSec, Cloudflare and Snort

🖥️

System Administration

Linux server management, CI/CD pipelines, Docker, automated backups and automation tools

👨‍🏫

Teaching & Training

ISCC trainer at Epitech, technical conference facilitation and pedagogical support for students

Technologies & Skills

Cybersecurity

  • CrowdSec & Snort
  • Audits de sécurité
  • Cloudflare Security
  • Analyse d'intrusions
☁️

DevOps & Cloud

  • Docker & CI/CD
  • Administration Linux
  • S3 Buckets & Portainer
  • Automatisation (n8n)
💻

Development

  • PHP, JavaScript, Python
  • Symfony, Laravel
  • React, TypeScript, Node.js
  • Vercel & Netlify

Professional Experience

Dreamservices - Freelance & Internship

Cybersecurity, DevOps & Development

2024–2025
  • 🔒 Server security after attack (SQL injection), security audit and implementation of CrowdSec, Cloudflare, Snort
  • ⚙️ System administration: Linux servers, CI/CD pipelines, backups, automation (n8n)
  • 💻 Development of management panels (ticketing, newsletters) and internal tools

Epitech - ISCC Trainer

Training & Pedagogy

2024
  • 🎯 Technical conference facilitation (Web Security, SEO, DBMS)
  • 👥 Pedagogical support and project management to prevent student dropout

Local Authorities & Services - Freelance

Full-Stack Development

2019–2021
  • 🏗️ Full-stack development (Node.js/Express, Svelte) and Linux server administration
  • ♻️ Key project: circular economy functionality for equipment lending between local authorities

Education & Projects

🎓 Education

Master of Science Cybersecurity & Cloud

Epitech Lille (2025–2028)

Seeking internship • Security and cloud infrastructure specialization

Computer Developer

Epitech Lille (2023–2025)

In-depth technical training in development

🎯 Seeking Internship

📅 Sought Period

2 years and 6 months starting January 2026

🔍 Areas of Expertise
  • Infrastructure audit and security
  • Technical project management
  • Training and pedagogy

🤝 Let's collaborate!

Looking for cybersecurity internship (2.5 years) or freelance project? Let's discuss your needs and my skills!

📅 Available January 2026
⏱️ 2.5 years internship
🎓 Master Cybersecurity