Coupang

Staff Back-end Engineer (Security Service Engineering)

Coupang
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12 hours ago
Seoul, Korea, SouthStaff+

Responsibilities

  • Lead the design, development, and delivery of high-impact security engineering initiatives.
  • Design, build, and operate scalable security platforms and distributed systems.
  • Collaborate with Security, Software Engineering, Infrastructure, and GRC teams to deliver production-ready solutions.
  • Lead system architecture, technical design reviews, and engineering best-practice adoption.
  • Evaluate emerging technologies, AI capabilities, and security solutions through prototypes and technical investigations.
  • Provide technical leadership across teams and mentor engineers.

Requirements

  • Bachelor’s degree or higher in computer science or a related field.
  • 8+ years of software engineering experience building large-scale distributed systems.
  • Strong technical leadership experience leading complex cross-functional engineering initiatives.
  • Proficiency in one or more of Java, Go, Python, or C++.
  • Experience designing, building, and operating highly scalable and reliable software platforms.
  • Strong understanding of system architecture, distributed systems, performance, and reliability.
  • Experience with cloud technologies, preferably AWS, including IAM, security controls, logging, and access management.
  • Preferred experience in vulnerability management, GRC, application security, data security, IAM, detection and response, or security automation.
  • Preferred experience building security products, platforms, or services at scale.
  • Preferred experience using AI technologies to improve security capabilities or engineering productivity.
  • Preferred experience driving architecture and technical strategy across multiple teams and solving large-scale availability, scalability, and performance challenges.

Benefits

  • Full-time regular employment.
  • Includes a 12-week probation period, which may be skipped, shortened, or extended when necessary for business purposes.
Coupang

About Coupang

5,001-10,000 employees

Coupang builds and operates a South Korea–focused e-commerce marketplace with an end-to-end logistics network (Rocket Delivery), plus food delivery, video streaming, and fintech under brands such as Coupang, Eats, and Play. Revenue comes from first-party retail, third-party marketplace services, advertising, and memberships (Rocket WOW). Founded in 2010, the company is headquartered in Seattle and is publicly listed on the NYSE (CPNG).

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