
Delivering convenience to millions in South Korea
Coupang is a leading e-commerce platform in South Korea, founded in 2010 and headquartered in Seoul. The company serves millions of customers with its fast delivery service, Rocket Delivery, which promises same-day or next-day delivery on a wide range of products. Coupang went public in March 2021, ...
Coupang offers competitive salaries, stock options, generous paid time off, and a flexible remote work policy to support work-life balance....
Coupang fosters a customer-centric culture, emphasizing speed and efficiency in its operations. The company values innovation and encourages employees...

Coupang • Seoul, South Korea
Coupang is seeking a Senior Staff Security Engineer to design and build secure architectures for their e-commerce, fintech, and logistics platforms. You'll lead threat modeling and risk analysis while ensuring the security of AI systems. This role requires extensive experience in security architecture and vulnerability analysis.
You have over 5 years of experience in security engineering, with a strong focus on application security and architecture. Your expertise includes designing secure systems that align with business requirements, and you are adept at collaborating with development teams to enhance security practices. You possess a deep understanding of threat modeling and risk analysis, allowing you to proactively identify and mitigate security risks. Your analytical skills enable you to conduct in-depth architecture and code reviews, uncovering vulnerabilities and providing actionable remediation strategies. You are familiar with the latest security challenges, particularly in AI systems, and can design effective defense architectures against emerging threats. You have a customer-centric mindset, prioritizing user safety while fostering a collaborative environment with development teams.
Experience with OWASP guidelines and frameworks is a plus, as is familiarity with AI security risks such as prompt injection and data poisoning. A flexible attitude towards learning new technologies and adapting to changes in the security landscape is essential.
In this role, you will participate in the planning and design stages of major new services, ensuring that security is integrated into the architecture from the outset. You will lead threat modeling sessions with development teams, identifying potential security risks and designing mitigations based on business impact. Your responsibilities will include analyzing security vulnerabilities in microservices architectures and providing practical remediation guides. You will also focus on the security of AI systems, internalizing security throughout their lifecycle and addressing unique risks associated with AI technologies. You will work closely with various stakeholders to establish security standards and best practices, contributing to a culture of security awareness within the organization.
Coupang offers a dynamic work environment where you can make a significant impact on the security of innovative platforms. You will have the opportunity to work with cutting-edge technologies and collaborate with talented professionals in the field. We encourage you to apply even if your experience doesn't match every requirement, as we value diverse perspectives and a growth mindset. Join us in our mission to provide a secure foundation for our services and enhance the safety of our customers.
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