Wix

Tech / AI / Software

ApplicationSecurityExpert

Krakow, Poland FULL TIME
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for mid candidates.

The Brief

“Application Security Expert at Wix. Skills: Application Security, AI/LLMs in Security, Vulnerability Management, Security Tool Development. Research, evaluation, and implementation of advanced security solutions across production environments. Identify and mitigate security risks in platform code and product services”

Industry & Context.

Tech / AI / Software
Problems you'll solve

analytical skills - able to break down complex systems, identify weak points, and uncover high-impact security opportunities

What They're Looking For.

Must Have

3+ years of hands-on experience in application security, offensive security mindset with proven experience, 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, analytical skills - able to break down complex systems, identify weak points, and uncover high-impact security opportunities

Nice to Have

Hands-on experience building or integrating AI-based security tools or workflows, Published security research or active participation in bug bounty programs, Experience with Node. js, Java, or Scala, Familiarity with containerized environments (Docker, Kubernetes), Experience with cloud platforms (AWS, GCP) and microservices architectures

What You'll Do.

and implementation of advanced security solutions across production environments

Identify and mitigate security risks in platform code and product services

Design and build innovative security tools and services

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

How You'll Work.

Team & Collaboration

Partner closely with development teams throughout the SDLC

Process & Methodology

take ownership, drive initiatives end-to-end

Full Job Description

* Research, evaluation, and implementation of 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 ## 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 * Strong analytical skills - able to break down complex systems, identify weak points, and uncover high-impact security opportunities * Curious, adaptable, and passionate about emerging technologies Nice to have: * Hands-on experience building or integrating AI-based security tools or workflows * Published security research or active participation in bug bounty programs * Experience with Node.js, Java, or Scala * Familiarity with containerized environments (Docker, Kubernetes) * Experience with cloud platforms (AWS, GCP) and microservices architectures ## Additional Information Wix’s Security G

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