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Julien LissJL

Julien Liss

WordPress Developer 🚀 Web Developer 🖥️

€200/day
Lens, FR
0-2 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Julien

🚀 Custom website creation – I support businesses around Arras, Béthune, Lens, and throughout France indeveloping their online presence.

🛠️ Need a website or a redesign?
I offer solutions tailored to your goals tostrengthen your online visibility and reach your customers effectively.

🌐 WordPress: the reliable and scalable solution
As a specialist in WordPress, the world's most used CMS, I design websites that areflexible,high-performing, and easy to manage, withoptimized SEO to maximize your online impact.

💡 Don't have a graphic mockup yet?
No problem,I'll take care of everything! With my technical skills, I transform your ideas into a modern and effective website:
HTML5 & CSS3 🎨 for a clean structure and a polished design;
Bootstrap 📱 for smooth and responsive navigation;
JavaScript ⚡ for dynamic animations and interactions.

⚙️ Custom development and optimization
Additionally, I optimize and customize your WordPress projects with:
PHP 🔧 for custom functionalities;
MySQL/MariaDB databases 📂 for efficient content management.

🤝 Close support
Based in the Pas-de-Calais region, I prioritize clear and educational communication. In-person meetings are possible to fully understand your needs and guide you, even if you're new to the web.

🚀 From concept to launch
I support you at every stage:design, development, optimization, and maintenance. The goal? To deliver a high-performing, intuitive website tailored to your needs.

🔗 Have a project in mind?
Let's discuss it 💬 and bring your ideas to life to boost your online business!
  • French

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • JulienLISS
    Boodiz.fr – Humorous web platform (images, videos, jokes)
    ENTERTAINMENT AND LEISURE
    March 2026 - April 2026 (1 month)
    Lens, France
    Design and complete development of a web platform for entertainment, enabling the publication and viewing of humorous content (images, videos, jokes), with a category system, user interactions, and a member area.

    Development carried out in native PHP with a custom MVC architecture (without framework) to ensure performance, flexibility, and complete code control. Implementation of dynamic routing, clear separation of layers (controllers, models, views), and advanced request management.

    Key Features :
    • Authentication system (registration, login, Google/Facebook OAuth)
    • Member area with profile and avatar management
    • Content publication (images, videos, text)
    • Multi-category system with optimized SQL relationships
    • Views, interactions, and reporting system
    • Comprehensive admin back-office (moderation, content management)
    • Image upload and processing (WebP optimization)

    Technical Optimizations :
    • Advanced security (CSRF, sessions, input validation)
    • Caching and Cloudflare CDN configuration
    • SQL optimization and backend performance
    • Application error and log management

    Technical Stack : HTML5, CSS3, JavaScript, PHP, MySQL

    Project completed from A to Z : architecture, backend development, frontend, security, and server deployment.
    PHP8 SQL JavaScript, HTML5, CSS3, PHP, MySQL CDN OAuth
  • Vizel'Net
    🔄 Vizel'Net Website Redesign: 🧹 Cleaning Services for 👔 Professionals, 🏢 Municipalities, and 🏭 Private Companies in 📍 Toulouse.
    PUBLIC SECTOR
    April 2025 - Today (1 year and 3 months)
    Toulouse, France
    Website creation in progress: Cleaning services for professionals, municipalities, and private companies in Toulouse
  • Nova-Seo
    Fullstack Web Developer
    DIGITAL AND IT
    October 2021 - April 2023 (1 year and 6 months)
    Lille, France
    Design/maintenance of WordPress sites.
    Technologies used: HTML5/CSS3, JavaScript, PHP/SQL
    HTML5/CSS3 Javascript ES6 PHP8 SQL

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Education

  • Freelance WordPress
    WPChef
    Formation permettant de lancer son activité
  • Web & Mobile Web Developer
    Wild Code School
    2023
    Développeur Symfony

Certifications

  • 💫 Design professional WordPress websites 🚀
    WPChef
    2024
    https://julienliss.fr/certification.pdf
    WordPress Theme Create site with Elementor Pro WordPress Plugin WordPress Website Creation Make a website compliant with legal obligations Secure a WordPress site Optimize WordPress site performance

Skill set

Categories