Staff Backend Engineer

The role

As a Staff Backend Engineer, you will work on distributed systems and building next generation platform and products. You will lead architecture design and work with engineers in multiple geographic locations to solve problems at scale.

What you will do

• Lead architecture design for scalable, extensible, and reliable systems
• Align technology roadmaps with leadership and stakeholders
• Build productivity tools using Claude and Windsurf
• Remove technical blockers and simplify complex problems into actionable solutions
• Write code when needed to guide teams and support high-priority initiatives
• Identify business and tech opportunities; evaluate and adopt new technologies
• Recruit, mentor, and grow top-tier engineering talent

Required qualifications

• Bachelor's degree and/or master’s degree in computer science or equivalent
• 10+ years building and operating backend services and web applications
• Deep expertise in distributed systems, storage, data processing, and server technologies
• Strong coding skills in Java and Spring Framework
• Object-oriented design
• Experience with AWS-based service development and operations
• Experience with NoSQL and relational/columnar databases

Nice to have

• Git
• CI/CD automation
• Agile methodologies
• Experience driving improvements in code quality
• Familiarity with observability tools (e.g., Grafana, Prometheus)
• Passion and inclination towards Reliability and observability

Before you apply

• Complete the attached Internal Transfer Request Form and submit
• Apply with your Coupang e-mail address

About the company

Coupang is a fast-growing e-commerce company and a dominant force in South Korean commerce. It has a startup culture with the resources of a large global public company.