Senior Product Security Engineer, Application Security

As a global leader in cybersecurity, CrowdStrike protects the people, processes and technologies that drive modern organizations. Since 2011, our mission hasn’t changed — we’re here to stop breaches, and we’ve redefined modern security with the world’s most advanced AI-native platform. We work on large scale distributed systems, processing almost 3 trillion events per day and this traffic is growing daily. Our customers span all industries, and they count on CrowdStrike to keep their businesses running, their communities safe and their lives moving forward. We're proud to work for a mission-driven company leveraging AI to transform the way we work. CrowdStrikers drive their careers through flexibility and autonomy while also being expected to contribute to a culture of responsible AI adoption, experimentation, and innovation. We use an AI-first mindset as a force multiplier to proactively and continuously accelerate execution, build expertise, uncover insights, and solve complex problems. We’re always looking to add talented CrowdStrikers to the team who have limitless passion, a relentless focus on innovation and a fanatical commitment to our customers, our community and each other. Ready to join a mission that matters? The future of cybersecurity starts with you.

About the Role:Help us protect CrowdStrike and its customers from the most advanced threats by securing our applications. CrowdStrike’s Product Security team breaks the mold of traditional internal security, and focuses on active threats to CrowdStrike’s products. As a Senior Application Security Engineer you will dig deep into web applications, find design and implementation flaws, help our product engineers fix defects, and play a role in shipping secure code. You’ll be actively involved in fixing defects rather than just reporting them and hoping for the best. Additionally, you will be integral to cross-cutting projects to further harden internal systems and processes against active and emerging threats.

What You’ll Do:

• Join engineering teams working on applications as a security expert and advisor, influencing the design and capabilities of our products

• Create, maintain, and mature threat models to drive security architecture review and eliminate threat surface area

• Review application source code, looking for security defects and risk

• Attack applications throughout the Secure Development LifeCycle

• Work with developers to help them understand defects, risks, design weaknesses, etc. and implement proven solutions

• Build integrated tools and automation to make life easier for you, your team, and our engineering partners

• Drive response efforts to our bug bounty program, hunt for similar issues across the platform, and improve the security of our applications

What You’ll Need:

• 10+ years of experience in CyberSecurity, with expertise in identifing security defects and engage with engineering teams to find solutions

• A deep understanding of how software products are created and shipped in Agile/DevOps like environments

• Experience with threat model framework(s), especially using STRIDE

• Proven experience in manual secure code review for apps built with Go (Golang), Python, or JavaScript

• Deep expertise in browser security implementations across platforms (Chrome, Firefox, etc. for desktop and mobile) with strong experience across the following: TypeScript, React, Node.js, Electron

• Demonstrable proficiency in hands-on review and testing of API endpoint security

• A working knowledge of secure configuration of cloud-native and containerized apps in multiple Cloud environments (GCP, Azure, AWS)

• Experience using and/or maintaining commercially available AppSec tools like SAST, DAST, CSPM, DSPM, and ASPM suites

• A solid understanding of common software weaknesses that impact cloud and web applications (not just the OWASP Top 10) and demonstrable experience in application penetration testing

• Examples of collaborating across tech...