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Corentin G.CG

Corentin G.

☁️ Cloud & Infrastructures

€600/day
1 project
Le Havre, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Corentin

☁️ Founder of INSYS | Expert in Infrastructures & Cloud Solutions

🚀 Freelance and entrepreneur, I lead INSYS, a micro-enterprise dedicated to supporting organizations in the design, optimization, and security of their IT environments.
🌐 Discover all my services: insys.fr

Through diverse experiences, I support companies in their IT projects by providing solutions adapted to their business challenges:

🔹 Design of robust, resilient, and secure infrastructures
🔹 Optimization and management of Cloud resources and services
🔹 Comprehensive audits of application, system, and network environments
🔹 Proactive monitoring of critical infrastructures and services
🔹 Rapid diagnosis and effective resolution of incidents (network, system, application)
🔹 Automation of recurring tasks and infrastructures for increased efficiency

👨🏼‍💻 My professional background details all my skills and experiences.

📩 Have a project or a specific need? Contact me for a personalized assessment of your IT challenges.
  • French

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • Colin Verdier (Vayland)
    Malt logoOn Malt
    Web application migration
    March 2022 - March 2022
    Installation, optimization, and security of the Plesk solution, hosted on a dedicated server.
    Migration of a web application hosted on a shared server and another private one.
    Migration of a large quantity of files +2 million (+80 GB).
    DNS migration.
    Database migration.
    Implementation of monitoring.
    Implementation of an externalized backup.
    Web Applications MySQL Plesk Data Migration MariaDB
  • INSYS
    Manager - Infrastructure and Cloud Administrator
    CONSULTING AND AUDITS
    August 2020 - Today (5 years and 10 months)
    France
    📦 DevOps
    🔸 Setup and management of cloud infrastructures (Microsoft Azure, Amazon Web Services)
    🔸 Kubernetes (GitOps: Flux)
    🔸 Creation and management of Docker images/containers
    🔸 Implementation of CI/CD pipelines
    📦 Infrastructures • Systems • Networks
    🔸 VMware ESXi
    🔸 Operating Systems: Linux (Debian, Ubuntu, CentOS) • Windows Server (2012R2, 2016, 2022)
    🔸 Setup, management, and migration of MySQL-MariaDB servers • Backups • IT Assets • Infrastructures (systems, networks, and components)
    📦 Security
    🔸 Security Audits
    🔸 Setup and management of clustered firewalls (especially FortiGate)
    🔸 Use and management of FortiClient
    📦 Development
    🔸 Update and migration of Symfony applications
    🔸 Programming Languages: Web (HTML, JS, CSS, React, TypeScript) • Applications (Python, Bash, PowerShell)
    📦 Collaborative Solutions • Productivity
    🔸 Microsoft 365
    🔸 SharePoint
    🔸 Exchange Online
    DevOps Project Management Cybersecurity Amazon Web Services Cloud computing
  • Caux Seine agglo
    IT Technician (Permanent Contract)
    PUBLIC SECTOR
    July 2016 - July 2018 (2 years)
    Lillebonne, Haute-Normandie, France
    📦 Level 1 IT Support
    🔸 Helpdesk / Hotline support
    🔸 Manage, create, and apply procedures
    🔸 Assembly, renewal, migration, and assistance for workstations - IT assets
    📦 Systems • Networks
    🔸 Installation, management, and modification of GLPI (OCSinventory and FusionInventory)
    🔸 Linux (Debian, Ubuntu, CentOS) • Windows Server (2012R2, 2016)
    🔸 Windows Server (2012R2, 2016)
    🔸 Active Directory Management • Microsoft Exchange • Group Policy
    🔸 Antivirus Management (notably F-Secure)
    🔸 Update management: business software, workstations, servers, and application solutions
    🔸 Management: Firewalls • VMware • Web Servers (Apache2, NGINX)
    📦 Development
    🔸 Programming Languages: Web (HTML, JS, CSS) • Applications (Bash, PowerShell)
    IT Technician Linux Active Directory Cybersecurity Apache Microsoft Exchange Bash Powershell PHP JavaScript IT Support Nginx Process Facilitation GLPI Windows Server HelpDesk Debian CentOS Antivirus Firewall Pare-feu VMWARE VMware vSphere procedures System Administration Network Administration

Reviews

5.0

Out of 1 rating

ColinC

Colin

Colin Verdier (Vayland)

Reviewed on 3/24/2022

Very good collaboration with Corentin who was tasked with installing and migrating data from old servers. The mission was successfully completed on time and with good communication throughout the installation of the new machine. I recommend!

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Education

  • System and Network Administrator (RNCP level 6)
    Doranco
    2020
    Lié à la formation OpenClassRooms - Administrateur infrastructure et cloud.
  • Infrastructure and Cloud Administrator (RNCP level 6)
    OpenClassrooms
    2020
    🔸Concevoir, configurer et administrer des infrastructures systèmes et les réseaux dans un environnement hybride 🔸Mettre en œuvre une politique de sauvegarde 🔸Établir, analyser un audit d'infrastructures 🔸Mettre en œuvre un plan de continuité des activités 🔸Veiller à appliquer la politique de sécurité des installations informatiques 🔸Gérer et résoudre les incidents techniques sur le réseau et le système 🔸Gérer les sollicitations des collaborateurs et mener des projets 🔸Automatiser des tâches en programmant avec Python 🔸Intégrer des solutions dans un système d’information 🔸Superviser l'infrastructure

Certifications

  • Infrastructure and Cloud Administrator
    OpenClassRooms
    2020
    Cloud computing Incident Management Amazon Web Services Cloud Project Management Cybersecurity Security Audit
  • Discover DevOps methodology
    OpenClassRooms
    2020
    https://openclassrooms.com/fr/course-certificates/9648040625
    Cloud computing Network Administration Amazon Web Services Cloud System Administration

Skill set

Categories