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jean-patrick C.JC

jean-patrick C.

⭐ Tech Lead & Senior Laravel / PHP Developer

€450/day
Lille, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About jean-patrick

Looking for a freelance senior PHP / Laravel developer, capable of designing, taking over, or evolving a robust, secure, and maintainable web application?

You benefit from an experienced PHP developer (15+ years), specializing in Laravel projects, APIs, business platforms, SaaS, and custom web applications, with a complete vision from back-end architecture to production.

Problems I help you solve

  • Slow, unstable, or hard-to-maintain application
  • Significant technical debt or complex code legacy
  • Lack of clear or scalable architecture
  • Security, optimization, or scaling needs
  • Blocked, poorly handed-over, or slowing project

Technical Expertise

  • PHP 8+, Laravel
  • REST / JSON API Development
  • MySQL / PostgreSQL Databases
  • Custom Back-office, Administration Interfaces
  • Docker, Development and Production Environments
  • Git, CI/CD, Automated Deployment
  • Performance, Security, Best Practices
  • PWA, Third-party Integrations, External Services

Project Types

  • Creation of custom web applications
  • Redesign or takeover of existing projects
  • Internal business platforms
  • SaaS / B2B Tools
  • Back-end for web or mobile applications

Methodology


You work with an autonomous, structured, and results-oriented freelancer:

  • Clear analysis of your needs and business challenges
  • Adapted technical choices (without over-engineering)
  • Clean, documented, and maintainable code
  • Progressive, tested, and usable deliveries
Why choose me

  • Senior PHP developer, not a disguised junior
  • Strong analytical and complex project takeover skills
  • Clear communication, including with non-technical profiles
  • Commitment to the quality, sustainability, and stability of your project

Frequent interventions on B2B platforms, digital media, and complex e-commerce projects.
  • French

    Native or bilingual

  • Spanish

    Fluent

  • English

    Fluent

Can work on-site
Lille (up to 50km), Paris (up to 10km), Arras (up to 10km)

Experience

  • COLIN jean-Patrick
    Freelance PHP / WordPress / CraftCMS / Laravel Consultant – Audit, Takeover, and Security
    DIGITAL AND IT
    July 2025 - Today (11 months)
    Arras, France
    Web developer since 2009, I support companies, agencies, and project owners in the design, development, audit, and takeover of web applications.

    I work on both new projects and existing platforms requiring performance improvements, quality upgrades, or security enhancements for the existing system.

    My main expertise:

    • Custom PHP Development (Laravel, REST APIs, MVC architectures)
    • WordPress (theme and plugin development, WooCommerce, ACF, WPML)
    • Craft CMS
    • Technical Audit and Code Review
    • Takeover and Stabilization of Complex Projects
    • Application and Database Performance Optimization
    • Web Application Security
    • Automation of Business Processes and Third-Party API Integration
    • Deployment, Maintenance, and Technical Support

    I regularly work on projects requiring rapid diagnosis, resolution of critical technical issues, or the rehabilitation of applications facing performance, maintenance, or architectural challenges.

    I also integrate Artificial Intelligence technologies when they bring real added value: document automation, business assistants, content generation, data processing, and workflow optimization.

    Autonomous, pragmatic, and results-oriented, I favor robust, maintainable solutions adapted to my clients' business needs.
    Laravel Wordpress Audit Code Takeover Craft CMS
  • Ecedi
    Lead Developer
    September 2022 - June 2025 (2 years and 9 months)
    Paris, France
    Managed a team of 6 developers on average for WordPress, Laravel, and CraftCMS projects.

    Implemented eco-design and accessibility practices. Continuous deployment with Ansible, automated testing.

    Set up a WordPress starter kit. Timber, ACF, with a framework-oriented approach.
    Team Management PHP/MySQL Ansible Wordpress
  • Simplon.Prod
    Lead Developer
    TELECOMMUNICATIONS
    November 2019 - September 2022 (2 years and 10 months)
    Technical referent for various projects (Laravel, ReactJS, NodeJS, VueJS, Symfony).

    Supervision and mentoring of junior developers (code reviews, technical choices).

    Project management: adherence to deadlines and budgets for complex applications.

    Technical advice to improve project robustness and scalability.
    Web Development PHP Laravel Node.js Vue.js

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Education

  • POI - Expert Drupal (Drupal 7 & 8)
    Akabia
    2017
    POI (Préparation Opérationnelle à l'Emploi) orientée sur Drupal 7 et 8, couvrant: la conception et le développement de modules personnalisés, la gestion et la configuration de sites complexes, l'intégration de thèmes et la personnalisation front-end, les bonnes pratiques sécurité et de performance

Skill set

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