Senior Staff Cloud Backend Engineer

Company Introduction

We exist to wow our customers. We know we’re doing the right thing when we hear our customers say, “How did I 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:

• Implement SRE best practices to improve the reliability, scalability, and performance of datacenter services. • Develop and maintain automation scripts for infrastructure provisioning, monitoring, and management. • Conduct root cause analysis and post-mortem reviews to prevent recurrence of incidents.

Roles and Responsibilities: Observability and Monitoring: • Design, implement, and maintain observability solutions for datacenter infrastructure. • Develop, deploy, and maintain the operational and reliability components of a large-scale Observability and Telemetry collection platform, emphasizing performance at scale, real-time monitoring, logging, and alerting. • Participate in and enhance the entire lifecycle of services, from inception and design to deployment, operation, and refinement. • Develop and optimize monitoring systems to ensure high availability and performance. • Create and manage dashboards, alerts, and reports to provide visibility into system health and performance. Performance Optimization:

• Analyze and optimize the performance of datacenter systems and applications. • Implement best practices for resource utilization and efficiency. Collaboration: • Work closely with other engineering teams to understand and meet their observability and reliability requirements. • Collaborate with hardware and software vendors to evaluate and integrate new technologies. Security and Compliance:

• Ensure that observability and reliability solutions comply with security policies and industry standards. • Implement and maintain security measures to protect data and infrastructure. Troubleshooting and Support:

• Provide support for observability and reliability-related issues, including debugging and resolving hardware and software problems. • Develop and maintain documentation for troubleshooting procedures and best practices. Continuous Improvement: • Stay updated with the latest advancements in observability and SRE technologies and integrate them into the infrastructure. • Continuously improve the reliability, scalability, and performance of datacenter services. Qualifications:

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

Preferred Qualification: • Proficiency in observability tools and technologies (e.g., Prometheus, Grafana, ELK Stack). • Experience with SRE practices and tools (e.g., Kubernetes, Docker, Terraform). • Strong programming and scripting skills (e.g., Python, Go, Bash).