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Jean BerjonneauJB

Jean Berjonneau

Application Security & DevSecOps Consultant

€650/day
Bordeaux, FR
8-15 years

Average response time: 1 hour

About Jean

I help software teams ship secure code faster by integrating security directly into their CI/CD pipelines — without slowing down delivery.
With 8+ years of experience in application security and DevSecOps, I work as an independent consultant (EURL, France) with clients across France, the UK, and North America.
Core expertise:
Web & API Penetration Testing — OWASP Top 10, Burp Suite, OWASP ZAP, SQLMap
DevSecOps & CI/CD Security — SAST, DAST, SCA integration (GitHub Actions, GitLab CI, Jenkins, Azure DevOps); secrets management; supply chain security
Cloud Security — Azure, GCP, secure IaC deployments (Terraform, Ansible)
Reporting & Training — actionable vulnerability reports for dev teams; security enablement workshops
Fully remote | Occasional on-site limited to the Bordeaux area
French native | English bilingual C1 — experienced with US, UK & Canadian clients
  • French

    Native or bilingual

  • English

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • Freelance (EURL)
    Application Security & DevSecOps Consultant
    DIGITAL AND IT
    January 2023 - Today (3 years and 5 months)
    Bordeaux, France
    ▸ Conduct application security audits and Web/API penetration tests (OWASP Top 10, SAST, DAST, SCA) across client environments
    ▸ Design and integrate security gates into CI/CD pipelines (GitHub Actions, GitLab CI, Jenkins), including automated SAST/DAST tooling (OWASP ZAP, Burp Suite, SonarQube)
    ▸ Secure cloud application deployments using Infrastructure as Code (Terraform, Ansible) on Azure and AWS environments
    ▸ Deliver actionable vulnerability reports and remediation guidance tailored for development teams; conduct security training and workshops
    ▸ Multiple engagements under NDA with major French companies (Newspaper, retail…) FR/EU/UK/US clients
    ▸ Led DevSecOps and DevSecMLOps implementation projects, integrating security practices into existing CI/CD pipelines
    ▸ Performed application security audits and cloud deployment reviews on Azure environments
    ▸ Produced client-facing security reports and provided guidance to development teams on secure coding practices
    ▸ Supported client upskilling through hands-on security training sessions
    CICD Cybersecurity OWASP Penetration Testing SAST
  • Avanade
    Application Security Consultant
    DIGITAL AND IT
    January 2023 - August 2023 (7 months)
    Bordeaux, France
    ▸Led DevSecOps and DevSecMLOps implementation projects, integrating security practices into existing CI/CD pipelines
    ▸Performed application security audits and cloud deployment reviews on Azure environments
    ▸Produced client-facing security reports and provided guidance to development teams on secure coding practices
    ▸Supported client upskilling through hands-on security training sessions
    CI/CD Cybersecurity SAST Formation Audit de sécurité
  • SIBLU
    DevSecOps Systems & Network Administrator
    ENTERTAINMENT AND LEISURE
    January 2018 - January 2022 (4 years)
    33600 Pessac, France
    ▸ Managed systems and network infrastructure across 30+ European campsites (Windows/Linux, AD, VPN, firewalls)
    ▸ Spearheaded migration to DevOps/DevSecOps practices: automated provisioning, CI/CD deployment pipelines, security monitoring
    ▸ Hardened application and infrastructure security: WAF deployment, vulnerability assessments, incident response
    ▸ Led cross-functional technical projects; coordinated with external providers and internal IT teams
    Cybersecurity CI/CD Audit de sécurité

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Education

  • Master Information Systems Security
    UTT Troyes
    2023
    MSc Information Systems Security
  • MSc Systems & Network Eng. (DevOps)
    CESI
    2020
    MSc Systems & Network Eng. (DevOps)

Certifications

  • Comptia Security +
    Comptia
    2024
  • AZ900
    Microsoft
    2023

Skill set

Categories