Staff, Security Engineer - Coupang Play

• →Lead security initiatives and drive continuous improvement in our security posture to protect our critical assets and data from evolving threats. 

• →Subject matter expert for our security technologies, ensuring security is embedded into all phases of our software development lifecycle.  

• →Develop and maintain security-focused libraries, tools, and automation scripts to enforce security standards across services. 

• →Collaborate with engineering teams to implement secure-by-design principles in code, APIs, and infrastructure. 

• →Contribute to code reviews with a focus on identifying and remediating security vulnerabilities.  

• →Actively partner with software, platform engineers, and Coupang Infosec to define, document, and enforce security policies, standards, and procedures. Drive adoption of security best practices through hands-on implementation and mentorship. 

• →Conduct security threat modeling for new and existing applications. 

• →Evaluate, recommend, and implement security and governance tools. 

• →Lead penetration testing and vulnerability assessments. 

• →Act as a lead responder for security incidents, performing detailed analysis and forensic investigations. 

• Bachelor's or master's degree in computer science, Information Security, or a related field, or equivalent practical experience

• Strong software engineering skills with experience in building secure applications and services

• Ability to write, review, and optimize code with security in mind (e.g., secure coding patterns, input validation, encryption)

• Strong understanding of cryptography, PKI, secure authentication protocols, and authN/authZ in microservices environment 

• Expertise in network security (e.g., firewalls, VPNs, WAFs, micro-segmentation)

• Expertise in security guardrails and tools integration into daily design/coding tasks and CI/CD pipelines

• Proficient in securing services operating in a major cloud provider (AWS, Azure, or GCP)

• Proficiency in at least one scripting language (Python or Bash) and one general-purpose programming language (Go or Node.js) for automation and tool development

• Exceptional written and verbal communication skills, with the ability to articulate complex security risks to technical and non-technical audiences

• Proven ability to lead projects, manage priorities, and meet deadlines

• Production and security experience with video streaming and its data systems

• Experience in securing applications running on consumer devices (e.g., Smart TVs, mobile apps) common in video Streaming platforms. This includes expertise in DRM integration, anti-tampering techniques, and device attestation

• Experience contributing to open-source security tools or frameworks

• Ability to speak and write in English in a professional environment

• AWS Certified Security – Specialty or equivalent from Azure/GCP

• Application Review - 1st Interview - 2nd Tech Interview - Leadership interview – Offer  

• The exact nature of the recruitment process may vary according to the specific job and may be changed due to scheduling or other circumstances.  

• Interview schedules and the results will be informed to the applicant via the e-mail address submitted at the application stage.  

• This job posting may be closed prior to the stated end date for application if all openings are filled.  

• Coupang has the right to rescind an offer of employment if a candidate is found to have submitted false information as part of the application process.  

• Those eligible for employment protection (recipients of veteran’s benefits, the disabled, etc.) may receive preferential treatment for employment in accordance with applicable laws.  

• Job titles and responsibilities may be subject to change depending on the candidate’s overall experience, etc. This will be communicated to the candidate at the appropriate time before the offer.  

• Hiring may be restricted in case the legal qualifications required for hiring and work performance is not met.  

• Your personal information will be collected and managed by Coupang as stated in the Application Privacy Notice located below. 

https://privacy.coupang.com/en/land/jobs/