Application Security Expert

Company Description

Wix makes it possible for anyone to succeed online. Since 2006, we’ve grown to around 5,300 employees in 22 countries, launched over 40 products, and serve over 299 million users and their visitors worldwide. At Wix, we push you to innovate and evolve in non-traditional ways. We operate in collaborative, high-performing teams, building cutting-edge products and leveraging AI to redefine how our users create, manage and grow their dreams online.

Although we’re already industry leaders in web creation and business, our work is nowhere near done. Our goal is to become the main engine of the Internet so we can create a more open web for all.

We're proud to be an equal opportunity employer. Wix was built around the idea that everyone has the right to be successful, online. This same vision defines us as an employer: creating a work environment where everyone is welcome, and anyone has the right to succeed.

Job Description

As a Security Engineer at Wix, you'll play a key role in safeguarding our platform and services by implementing advanced security solutions and partnering with development teams to ensure secure software development practices. In your day-to-day, you will:

• Research, evaluate, and implement advanced security solutions across production environments, leveraging AI-driven analysis and automation to improve coverage

• Identify and mitigate security risks in platform code and product services, using AI-assisted techniques to surface non-trivial vulnerabilities at scale

• Partner closely with development teams throughout the SDLC - conducting security design reviews, threat modeling, and penetration testing

• Design and build innovative security tools and services, incorporating LLMs and other AI capabilities to proactively detect, prioritize, and remediate cross-cutting security issues

• Continuously evaluate and integrate emerging AI technologies to enhance security research methodologies and operational efficiency

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At Wix, we believe our best work happens together. Our work model is fully in person, with 5 days a week from our office. Flexibility remains a core value at Wix and special requests are handled thoughtfully at the team level.

Qualifications

• 3+ years of hands-on experience in application security

• Strong offensive security mindset with proven experience

• Experience or strong interest in applying AI/LLMs to security use cases (e.g., code analysis, vulnerability discovery, automation of security workflows)

• Deep understanding of web application vulnerabilities, real-world exploitation techniques, and browser security mechanisms

• Solid knowledge of authentication and authorization models, and modern application security practices

• Demonstrated ability to operate independently, take ownership, and drive initiatives end-to-end

Additional Information

Wix’s Application Security is a group of highly motivated Security Engineers that form a part of the huge R&D group at Wix. Our job is to allow Wix developers and users to achieve their goals without risk, which often means we have to find or invent completely unique solutions.

We play an essential role in every area of Wix: design, innovation, SDLC, architecture, infra, dedicated tool/solution development.

When it comes to technology, we have the ultimate playground, and although we work closely together, there’s always space for independence, innovation, and creativity for every team member.