Senior Security Engineer

Teads, The Global Media Platform, has an engineering team that brings together 200+ talented individuals in 3 main locations (Montpellier, Paris, and Bucharest). We are organized in agile and autonomous feature teams and share technical knowledge within several communities of practice.

We promote diversity and are committed to creating an inclusive environment to enable all employees to feel valued and respected, which fosters creativity and innovation by allowing constructive collaboration and open exchange of ideas.

Our company offers a hybrid work model, allowing two days in-office and the flexibility to work from home for the rest of the week. Additionally, we offer relocation packages for those who are interested in moving to one of our engineering offices.

👉  Join a team of passionate people who build quality and responsible advertising, at scale!

What You’ll Experience Within the Security Team

You’ll join a dynamic and collaborative team where continuous learning is not just encouraged, it’s a core part of our culture. We believe in growing together, which is why we regularly engage in pairing activities, allowing team members to learn from each other and tackle challenges collectively.

We also make learning fun and competitive with game-like activities such as King of the Hill and Capture the Flag (CTF) challenges. These exercises not only sharpen your technical skills but also foster teamwork and creative problem-solving in a supportive and engaging environment.

Our main Engineering challenges at Teads 

• Working in a very high-traffic environment (1.9 billion users per month, 100 billion events per day) with low latency and high availability constraints (2 million requests per second, responses in less than 150 milliseconds).
• Rich and diverse tech stack and system architecture to optimize for performance, scalability, resiliency, and cost efficiency. We use mostly Scala and TypeScript, among others.
• Management of large datasets with milliseconds order of magnitude access time, to compute in a near real-time complex auction resolution algorithm (18 million predictions per second).
• Build efficient and easy-to-use web products used by thousands of users working for the world's most premium publishers, advertisers, and agencies.
• A fast-changing environment where we continuously collaborate with Product teams and constantly adapt our Cloud infrastructure for new features and Products.
• Bring a wide diversity of profiles to the same level of quality and knowledge.

What will you do? 

As a Senior Security Engineer, your mission will be to:

• Provide technical leadership and consultation for infrastructure engineers and developers to ensure the security of their entire stack
• Identify security vulnerabilities and guide developers and engineers in addressing these issues
• As part of a team, ensure the adoption of security architecture and engineering initiatives in order to effectively and securely support the organization in meeting specific business technology needs
• Drive consideration of cybersecurity tools and datasets to enhance detective and preventive control sets
• Understand technical security issues and the implications to Teads businesses and be able to communicate them to management
• Understand emerging security technologies and determine the appropriate use within business applications
• Maintain and enforce Teads cybersecurity policies and secure design baselines
• Execute and improve Teads Security architecture review process and ensure compliance for all business initiatives
• Architect global programs that deploy strong security patterns and controls across applications and computing environments, while addressing security, business resiliency, privacy and compliance frameworks
• Improve architectural adoption through automation and efficiently use security tools to solve challenges at scale
• Validate reference architectures for security best practices and recommend changes to enhance security and reduce risk
• Collaborate with the corporate functions including Finance, HR, Legal and Privacy to ensure that Teads maintains a strong cybersecurity posture

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