About Mirakl:

Founded in 2012, Mirakl has been at the forefront of marketplace innovation, empowering every business to compete in the platform economy.

Today, Mirakl’s operating system combines an enterprise marketplace solution (Mirakl Platform) that enables retailers and B2B organizations to launch, scale, and operate marketplaces and dropship, AI-powered multichannel selling (Mirakl Connect), retail media (Mirakl Ads) and an agentic commerce infrastructure (Mirakl Nexus).

With dual headquarters in Boston and Paris, Mirakl helps a global ecosystem of 450+ marketplaces (B2C and B2B) and a network of over 100k third-party marketplace sellers. Brands like Macy’s, Decathlon, Carrefour, Asos, and Airbus Helicopters use Mirakl to grow their businesses in new and remarkable ways.

For more information: www.mirakl.com.

Mirakl in Numbers:

• 🗓️ Founded in 2012 | Member of French Tech Next40
• 👥 750+ employees in 9 offices worldwide: Paris, Barcelona, Bordeaux, Boston, London, Munich, New York, Sydney, Tokyo
• 🇫🇷 350+ Mirakl Tech teams members mainly based in France
• ⚙️ 5 Saas Solutions

Our Values:

Working at Mirakl means accelerating your career alongside ambitious, passionate, and supportive colleagues. We're proud of the diversity of backgrounds, perspectives, and experiences that make our teams unique.

Our 5 values guide how we collaborate:

• 💡 Work Hard Together: Teamwork and collaboration are the foundation of our success
• 🏆 Get Things Done: We prioritize action and efficiency for impactful results
• 🚀 Go Above & Beyond: We tackle challenges proactively and always aim for excellence
• 🎓 Succeed Through Expertise: Knowledge sharing and continuous learning are core to our culture
• 🤝 Satisfy & Empower Clients: We're committed to our clients' success

About the role

As a Senior Platform and Product Security Officer, you will join the Cybersecurity team, reporting directly to the Head of Product Security. Your role will be to act as the technical right-hand on product security topics. You will work on a broad range of subjects, in constant collaboration with Development, SRE, and Architecture teams, from hands-on security testing to awareness initiatives through practical workshops.

Your responsibilities

• Contribute to building the Product Security team, partnering closely with the Head of Product Security.
• Support engineering teams on product and cloud security topics, from design to production.
• Contribute to product security governance, continuously improving practices and architectures.
• Perform security testing (penetration testing) in development environments (as needed).
• Help implement DevSecOps best practices.
• Act as a cross-functional point of contact for security topics related to the platform.

Environment and collaboration

• You will be part of the Security team in an agile, structured organization.
• You will work closely with:
• Product Development
• SRE (Site Reliability Engineering)
• Software Architecture
• Strong collaboration culture with daily interactions across tech teams.

Profile we are looking for

- Technical skills

Must-have:

• Strong command of white-box audit techniques, code analysis tools (Semgrep, GHAS), web proxy tools (Burp, Caido, etc.), Infrastructure as Code, AWS, GCP, and Jira.
• Fluent in English and French (written and spoken).

Nice-to-have:

• Experience in a DevSecOps environment.
• Knowledge of GitHub (security, CI/CD).
• Proficiency in Java and Python.
• Experience leading and delivering security audits.

- Soft skills

• You are curious, rigorous, and proactive.
• You have proven ability to learn and upskill on a wide range of technologies.
• You enjoy teamwork in a demanding technical environment.
• You have an analytical mindset and can clearly explain security issues to non-specialists.
• Prior experience in penetration testing or product security is required.

Growth and career paths

This role will help you build a comprehensive view of product security at Mirakl, with concrete career opportunities towards:

• Internal Red Team roles (depending on your interests),
• Blue Team, security governance, or product architecture tracks.

Why join us?

• A fast-growing company, global leader in its sector.
• A security team in the middle of structuring, with high-impact projects.
• A strong security culture with engaged leadership.
• Modern technologies and a stimulating multi-cloud environment.
• A cross-functional, strategic, and visible role.

Recruitment process

• First interview call: 30–45 minutes with a Talent Acquisition Specialist.
• Technical & manager interview: 1 hour with Maxime (Senior Product Security Officer).
• Values interviews: Two 45-minute STAR-based interviews.

We welcome collaborators with their diverse perspectives and experiences to power us forward. These often far exceed conventional job requirements and help us create a culture of continuous learning. If you’re ready to join a global leader powering digital transformation for 450+ of the world’s most innovative retailers and B2B organizations..

We may use Artificial Intelligence (AI) solutions to help streamline our hiring process, including screening applications, analyzing resumes, and assessing responses. While AI helps us work efficiently, all final hiring decisions are made by humans. For more information, visit our AI Guidelines for Candidates and Interviews.