Website:
aboutcoupang.com
Job details:
Company Introduction
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 entrepreneurs 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.
Role Overview
We are looking for an experienced Senior Staff Engineer to lead backend engineering efforts specifically focused on identity and access management (IAM) for our next-generation AI cloud platform.
Coupang is building a platform designed to power AI workloads at scale. As part of this multi-year initiative, the Identity team is responsible for managing user and machine identities, authentication, authorization, and secure service-to-service communication across the platform.
This role will drive the development of foundational identity services that enable secure, scalable cloud infrastructure, handling hundreds of thousands of authentication events daily with rapidly growing scale.
You will have the opportunity to :
- Build and scale identity and authentication systems for a next-generation AI platform
- Work on cutting-edge IAM challenges including OAuth2, OIDC, service-to-service authentication, and machine identity
- Operate and scale systems handling 500K+ authentication requests daily
- Collaborate across global teams in India, US, and other regions
What You Will Do
- Lead and grow a high-performing backend engineering team focused on identity and access management
- Drive development of core IAM capabilities including authentication, authorization, and identity lifecycle management
- Design and build scalable systems for user identity and machine identity management within a cloud environment
- Work on modern authentication protocols such as OAuth2, OIDC, and SAML, and implement secure service-to-service authentication
- Build and evolve authorization frameworks leveraging RBAC/ABAC models and policy engines (e.g., OPA)
- Partner with cross-functional teams to deliver secure, scalable infrastructure for AI workloads
- Drive technical design, execution planning, and delivery of complex distributed systems
- Ensure reliability, scalability, and security of identity systems as the platform scales rapidly
- Mentor engineers and foster a strong engineering culture focused on ownership and excellence
Basic Qualifications
- 13 - 17 years of backend software engineering experience.
- Strong experience in backend development using Java or Python with REST API design
- Hands-on experience with authentication and authorization technologies (OAuth2, OIDC, SAML)
- Solid understanding of identity systems including user identity and machine/workload identity
- Experience with service-to-service authentication and distributed system security
- Strong problem-solving and execution skills with ability to break down complex systems
- Experience working in cloud environments (AWS preferred)
- Strong stakeholder management and communication skills
Preferred Qualifications
- Experience building IAM systems in cloud platforms (AWS, Azure, GCP)
- Familiarity with PKI, certificate lifecycle management, and secure identity frameworks
- Experience with authorization frameworks (RBAC, ABAC, OPA)
- Exposure to Kubernetes and cloud-native architectures
- Experience working on large-scale distributed systems handling high request volumes
- Background in platform engineering or infrastructure teams
Type of work model
- Hybrid / Onsite / Remote working
Our Hybrid work model: Coupang hybrid work model is designed to enable a culture of collaboration that acts a catalyst to enrich the experience of employees. Employees are required to work at least 3 days in the office per week, with the flexibility to work from home 2 days a week, depending on the role requirement. Some businesses may require more time in office due to nature of work.
Details to consider
- Those eligible for employment protection (recipients of veteran’s benefits, the disabled, etc.) may receive preferential treatment for employment in accordance with applicable laws.
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/l and/jobs/
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