Staff, Security Engineer Coupang Play

About Coupang Play

Coupang Play is an OTT video streaming service. We offer a wide range of content including Original Series TV Shows Movies and Sports.

We are in the business of delivering exceptional storytelling. We produce award-winning scripted and unscripted Original Series such as BoyhoodAnnaand SNL Korea.We believe Sports can also be elevated by creative storytelling. Play is now an authoritative destination for Sports broadcasting K-League La Liga Bundesliga F1 NFL and other leading leagues and tournaments. We also offer some of the latest movies that were just released in local theaters bringing more exceptional storytelling to our customers.

To ensure that we deliver all content seamlessly we invest in Engineering Product and Design. Coupang Play is available on all mobile devices tablets PC Smart TV Apple TV and Android TV. Our teams keep optimizing how customers discover and stream both VOD and Live content. That includes investments in frontend backend and infrastructural developments. We also embrace Machine Learning to refine our CX.

We are still very early in our growth stage. If you enjoy solving complex problems using industry-leading technology or unconventional business approaches please join us. We are building a world-class team of problem-solvers all dedicated to delivering exceptional storytelling to our customers.

Role Overview

We areseekinga seasoned and technically focused Staff Security Software Engineer to proactively Protect our services and Detectsecurity vulnerabilities in our environment. You will be the security domain expert in our streaming business that serves millions of customers every day.In addition to being a security domain expert you will design and implement secure software solutions write production-grade code and integrate security controls directly into our services and platforms. This role combines hands-on engineering with strategic leadership to embed security best practices across the organization.

What You Will Do

• 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 andmaintainsecurity-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 tocode reviews with a focus on identifying and remediating security vulnerabilities.

• Actively partner with softwareplatform engineersand 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.

Basic Qualifications

• Bachelors or masters 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 ) 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

Preferred Qualifications

• 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

Recruitment Process and Others

Recruitment Process

• 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.

Details to Consider

• 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 veterans 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 candidates 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.

Privacy Notice

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