Coupang

Staff, Security Software Engineer - Coupang Play

Coupang
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21 days ago
Singapore, SingaporeStaff+

Responsibilities

  • Lead security initiatives and improve the security posture of critical services, assets, and data.
  • Develop security-focused libraries, tools, and automation scripts for use across services.
  • Implement secure-by-design principles in code, APIs, infrastructure, and software development workflows.
  • Perform code reviews, threat modeling, penetration testing, vulnerability assessments, and security tool integrations.
  • Partner with software engineers, platform engineers, and Infosec to define and enforce security policies and standards.
  • Respond to security incidents through detailed analysis and forensic investigations.
  • Mentor teams and drive adoption of security best practices.

Requirements

  • Bachelor's or master's degree in computer science, information security, or a related field, or equivalent practical experience.
  • Strong software engineering experience building secure applications and services.
  • Ability to write, review, and optimize secure code, including secure coding patterns, input validation, and encryption.
  • Strong knowledge of cryptography, PKI, secure authentication protocols, and authentication and authorization in microservices environments.
  • Expertise in network security, including firewalls, VPNs, WAFs, and micro-segmentation.
  • Experience integrating security guardrails and tools into design, coding tasks, and CI/CD pipelines.
  • Experience securing services on AWS, Azure, or GCP.
  • Proficiency in Python or Bash and Go or Java.
  • Ability to communicate complex security risks to technical and non-technical audiences and lead projects effectively.
  • Preferred qualifications include contributions to open-source security tools or frameworks, professional English proficiency, and AWS Certified Security – Specialty or an equivalent Azure/GCP certification.

Benefits

  • Full-time regular position with a 12-week probation period, which may be skipped, shortened, or extended based on business needs.
  • Applicants with a current right to work in Singapore who do not require company sponsorship for an employment visa are prioritized.
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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