> Markdown version of [/jobs/ext/2617926-senior-staff-backend-engineer-security](https://www.wearedevelopers.com/jobs/ext/2617926-senior-staff-backend-engineer-security). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Staff Backend Engineer, Security - **Company:** Coupang, Inc. - **Location:** Mountain View, CA, United States - **Experience:** Expert - **Salary:** $299,000.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Application Programming Interfaces (APIs), Amazon Web Services, Microsoft Azure, C++ (Programming Language), Cloud Computing, Cyber Security, Distributed Systems, Identity and Access Management, OAuth, OpenID, Cloud Platform System, Istio, Backend, Kubernetes, Information Technology, Low Latency, Api Design, Grpc, Golang, Microservices - **Published:** August 4, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=3a5ead4c2dd7c888 ## About the Role * Bachelor's degree in Computer Science, Electrical Engineering, Math, or a closely related field * 8 years of experience in backend software development * Experience working in cloud environments, particularly AWS * Demonstrated experience in building and maintaining highly available, distributed systems, * Masters or PhD degree in computer science or other related technical field * Working knowledge of security protocols such as OIDC and OAuth2 * Working knowledge of IAM systems such as identity providers and role based authorization * Experience working with Kubernetes, gRPC and Istio * Experience building high-reliability and low-latency systems in the Cloud * Experience with CI/CD pipelines and Infrastructure as Code * Fluent in one or more of C++, Java and Go * Recent hands-on experience designing and developing large scale distributed systems * Experience with cloud computing using AWS, Azure or GCP * Deep understanding of Cloud applications design and architecture, good API design patterns, performance and scale ## Description As a Senior Staff Engineer on the Security Infrastructure team, you will build the platform that enables Coupang to win and grow our customers' confidence while rapidly expanding and scaling our services. The Security Infrastructure team builds core security services and libraries used by all Coupang services to secure themselves and our customers. Our work supports teams across Coupang and thousands of microservices. We aim to make Coupang and its products more secure while also making our engineers more productive. Our responsibilities include building Identity and Access Management (IAM) functionality for our entire ecosystem of vendors, sellers and shoppers. We are looking for engineers who are passionate about building platforms at scale, with emphasis on usability, reliability and efficiency. You will work on adding features to our authentication and authorization platforms, and deeply integrating them with Coupang's service infrastructure. The successful candidate will be a well-rounded engineer who balances strategic and design thinking with attention to detail in implementation and operations. If that sounds like you, come join us! What You Will Do * Develop our IAM platforms and rapidly iterate while collaborating actively as part of a small, highly talented team * Partner with teams across the company to understand their current needs and future direction * Think systematically to identify technical solutions, balancing strategic goals and immediate impact * Demonstrate excellence in architecture and design, resulting in robust and scalable systems * Hands-on develop critical infrastructure components * Write back-end APIs in Java and Go, using industry-standard frameworks * Work across teams to drive platform adoption, helping teams prioritize ruthlessly and "move with urgency" * Dive deep into critical system issues, constantly raising the bar on Operational Excellence * Serve as a role model for other engineers and shape our team culture, * Application Review - Phone Interview - Onsite (or Virtual Onsite) 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 veteran's benefits, the disabled, etc.) may receive preferential treatment for employment in accordance with applicable laws. ## Related Videos - [Rate-limiting using eBPF and Istio: How to protect your SaaS customers from themselves](https://www.wearedevelopers.com/videos/100220-rate-limiting-using-ebpf-and-istio-how-to-protect-your-saas-customers-from-themselves) - [Inside Bitpanda's Tech Stack: Scaling a European Fintech Leader - Markus Dorner](https://www.wearedevelopers.com/videos/1979-inside-bitpanda-s-tech-stack-scaling-a-european-fintech-leader-markus-dorner) - [Exploring the Power of gRPC-Gateway for Writing RESTful Services](https://www.wearedevelopers.com/videos/2072-exploring-the-power-of-grpc-gateway-for-writing-restful-services) - [Keeping applications secure by evolving OAuth 2.0 and OpenID Connect](https://www.wearedevelopers.com/videos/100152-keeping-applications-secure-by-evolving-oauth-2-0-and-openid-connect) - [Get started with securing your cloud-native Java microservices applications](https://www.wearedevelopers.com/videos/123-get-started-with-securing-your-cloud-native-java-microservices-applications) - [Effective Java Strategies and Architectures for Clouds](https://www.wearedevelopers.com/videos/186-effective-java-strategies-and-architectures-for-clouds) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [20 Essential Tools For Backend Development](https://www.wearedevelopers.com/magazine/218-20-essential-tools-for-backend-development) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [7 Cloud Computing Trends Coming in 2025 for Developers](https://www.wearedevelopers.com/magazine/412-7-cloud-computing-trends-coming-in-2025-for-developers) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology)