Staff Backend Engineer

About the role

As a Staff Software Engineer, Backend, you will work on distributed systems, data‑processing pipelines, and next‑generation platforms that power Coupang’s e‑commerce experience. You will collaborate with engineers across multiple locations to solve large‑scale, high‑reliability challenges that impact tens of millions of users daily.

Key responsibilities

• Drive high‑quality architecture and system design.
• Define roadmaps and vision for scalable product growth.
• Collaborate with other engineering teams to make the platform open and extensible.
• Lead mission‑critical projects and align with stakeholders.
• Decompose complex problems into simple solutions.
• Apply internal and industry best practices in design.
• Deep‑dive and resolve critical system issues.

Required profile

• Bachelor's or Master's degree in Computer Science or equivalent.
• Minimum 10 years of software design and development experience.
• Hands‑on experience building scalable, highly available systems.
• Experience with large‑system architecture design.
• Proficiency with cloud computing on AWS.
• Experience developing container‑based testing environments.
• Experience in Java/IntelliJ/Spring ecosystem.

Required skills

• Java
• Python
• AWS
• Docker (container‑based testing)
• IntelliJ
• Spring