Senior Staff Backend Engineer - Cloud Infrastructure

++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 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. Job Overview: As a Senior Staff Backend Engineer - Cloud Infrastructure, this role will focus on Cloud Platform Infrastructure, Services and processes at its best to enhance Cloud infrastructure reliability & system efficiencies, productivity, availability, scalability and system quality at 10X scale. This role will be responsible for diving deep into business problems, understanding current customer pain points, system domain, current Platform limitations (if exists) and then work closely with engineering teams / leaders to design and architect new system / services leveraging cloud infrastructure that can scale 10X better in terms of reliability, availability performance and efficiency. This includes providing system architecture artifacts, accountability on cloud infrastructure choices that can perform and scale at 10X level but are still efficient, guidance on using right machine type, network designs, deployment automation etc . You will be part of a Global team working from different locations but still works as a central connected unit. Key Skills and Role Responsibilities: Strong experience on Cloud DevOps tools and coding (CI/CD, IaC, Terraform, Python, Cloud Formation, Ansible, GitHub, CircleCI, Jenkins and Infra Automation) Self-service code development and end-to-end back cloud deployment automation for application stack. Provide a roadmap and vision for scalable and robust growth for your cloud infrastructure and platform services to enable achieving 99.999% availability. Strong technical analytical & design capability to understand common & shared platforms, web, & services API with underlying data to provide appropriate network, infrastructure recommendations Strong working experience on Kubernetes, Docker, Linux and cloud services integrations. 100% accountable for the reliable, scalable and optimized cloud architecture, design and platform services. Serve as Cloud Engineering for Cloud infrastructure Architecture, Design and Deployment and maintenance for highly reliable and scalable applications. Solves complex technical problems in Public Clouds (AWS, Azure, GCP) and Private Cloud environment and improves Operational Excellence. Strong ability to dive deep to understand current cloud infra and systems architecture to provide strategic partnership and improvements on network usage, role management, CDN, domains and cloud infra security. Analyze complex distributed production deployments and recommend ways to optimize performance and/or automate processes by managing continuous integration servers, utilizing monitoring and testing tools. Identify opportunities to make