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 “Boyhood”, “Anna”, and “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 are seeking a seasoned and technically focused Staff Security Software Engineer to proactively Protect our services and Detect security 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 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.
Basic Qualifications
- 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 Java) 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
- 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 will be prioritizing applicants who have a current right to work in Singapore and do not require company sponsorship for an employment visa.
- 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.
- This is a full-time regular position and includes 12 weeks of probation period; provided, however, the probationary period may be either skipped, shortened or extended if necessary for business purposes.
Privacy Notice
- 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/
Skills Required
- Bachelor's or master's degree in computer science, Information Security, or related field, or equivalent practical experience
- Strong software engineering skills building secure applications and services
- Ability to write, review, and optimize code with secure coding patterns, input validation, and encryption
- Strong understanding of cryptography, PKI, and secure authentication/authorization in microservices
- Expertise in network security (firewalls, VPNs, WAFs, micro-segmentation)
- Expertise in security guardrails and tools integration into 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 language (Go or Java)
- Exceptional written and verbal communication skills
- Proven ability to lead projects, manage priorities, and meet deadlines
- 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
Coupang Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Coupang and has not been reviewed or approved by Coupang.
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Healthcare Strength — Benefits are described as robust, including medical, dental, vision, disability, life, mental health, and transgender healthcare. Some locations also offer on-site or virtual health screenings that enhance preventive care access.
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Retirement Support — Financial programs include a 401(k) with company matching and an employee stock purchase plan alongside performance bonuses. Feedback suggests these elements provide a structured foundation for long-term savings and wealth building.
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Leave & Time Off Breadth — Paid time off is described as generous with accrual increasing with tenure, complemented by company-paid holidays and parental leave. Flexible work arrangements in some roles further support time away when needed.
Coupang Insights
What We Do
We exist to wow our customers. We know we’re doing the right thing when we hear our customers say, “How did we ever live without Coupang?” Born out of an obsession to make shopping, eating, and living easier than ever, we’re collectively disrupting the multi-billion-dollar e-commerce industry from the ground up. We are one of the fastest-growing e-commerce companies that established an unparalleled reputation for being a dominant and reliable force in South Korean commerce. We are proud to have the best of both worlds — a startup culture with the resources of a large global public company. This fuels us to continue our growth and launch new services at the speed we have been since our inception. We are all entrepreneurial, surrounded by opportunities to drive new initiatives and innovations. At our core, we are bold and ambitious people that like to get our hands dirty and make a hands-on impact. At Coupang, you will see yourself, your colleagues, your team, and the company grow every day. Our mission to build the future of commerce is real. We push the boundaries of what’s possible to solve problems and break traditional tradeoffs. Join Coupang now to create an epic experience in this always-on, high-tech, and hyper-connected world.
Why Work With Us
We are proud to have the best of both worlds — a startup culture with the resources of a large global public company. This fuels us to continue our growth and launch new services at the speed we have been since our inception. At our core, we are bold and ambitious people that like to get our hands dirty and make a hands-on impact.
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