Coupang

SeniorStaff,Back-endEngineer(GatewayServices)

$120000–180000k ~AI est. Seoul, South Korea
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Senior candidates.

The Brief

“Senior Staff, Back-end Engineer (Gateway Services) at Coupang. Skills: Gateway Services, Service Mesh, Traffic control systems, Distributed systems. Design and implementation of traffic control and Service. Development and enhancement of core infrastructure components”

Industry & Context.

Problems you'll solve

Problem-solving skills; Root cause analysis

What They're Looking For.

Must Have

Bachelor's degree or higher in Computer Science or related technical field, 8+ years software development experience, 2+ years in a Technical Lead role, Designing and implementing traffic management solutions for large-scale systems, Hands-on experience designing and building large-scale distributed systems within the past 3 years, Programming skills in Java, Go, or Python, Proven track record of delivering mission-critical systems, Experience with cloud platforms such as AWS, Azure, or GCP, Problem-solving skills, Ability to drive complex technical initiatives independently, Excellent communication skills, Ability to collaborate and influence across teams

Nice to Have

Hands-on experience with Service Mesh technologies such as Istio, Deep understanding of network components including VPCs, subnets, routing, and gateways, Knowledge of modern web application architecture and API design patterns at scale, Experience building high-performance and large-scale distributed systems, Ability to manage competing priorities in a fast-paced environment, Lead large-scale project delivery, Experience providing technical leadership within platform or infrastructure engineering teams

What You'll Do.

Design and implementation of traffic control and Service

Development and enhancement of core infrastructure components

Design of centralized policy and configuration management systems

Strengthening inter-service communication security

Design and development of backend APIs

Design and development of infrastructure components

Simplification of complex infrastructure challenges

Establishment of platform architecture standards

Root cause analysis and resolution of critical system

Establishment of prevention mechanisms

Collaboration with platform teams

Collaboration with technical leaders

Improve service scalability

Continuous improvement of engineering excellence

Continuous improvement of operational excellence

How You'll Work.

Team & Collaboration

Collaborate and influence across teams; Collaboration with platform teams; Collaboration with technical leaders

Communication Scope

Communication skills

Process & Methodology

Project delivery

Full Job Description

Korean text will follow English 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 are collectively disrupting the multi-billion-dollar commerce industry from the ground up and establishing an unparalleled reputation for being leading 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 The Gateway Services team is responsible for building Coupang’s infrastructure layer based on a distributed microservices architecture, enabling reliable and efficient inter-service communication across the company. This infrastructure includes key capabilities such as service discovery, load balancing, traffic resiliency, traffic management, failure recovery, and observability. As a Staff Software Engineer, you will play a critical role in designing and evolving the platform architecture that powers Coupang’s services at scale. You will lead the development of Service Mesh and traffic control systems while providing technical leadership to drive high-quality and reliable delivery. You will also embody Coupang’s leadership principles

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