Senior Staff Backend Engineer (K8)

About the role

As a Senior Staff Backend Engineer you will partner with leaders of multiple platform teams and work closely with the product team to define and implement simple solutions to complex infrastructure problems. You will build a highly scalable, reliable and efficient platform for Coupang customers.

Key responsibilities

• Architect workload and service management infrastructure.
• Hands‑on develop critical infrastructure components.
• Decompose complex problems into simple, straightforward solutions, providing mechanisms for teams to prioritize ruthlessly and "move with urgency".
• Envision roadmaps for the scalable and robust growth of Coupang's application infrastructure.
• Align with stakeholders, develop strong developers, and provide technical guidance to engineers on critical projects.
• Demonstrate excellence resulting in scalable systems and services with the highest quality architecture and design.
• Dive deep into critical system issues, proactively address root causes, and raise the bar on Operational Excellence.
• Collaborate with other Coupang tech leaders to make the service extensible and unlock opportunities for innovation.

Required profile

• 12+ years of professional software development experience.
• Hands‑on experience designing and developing large‑scale distributed systems within the last 3 years.
• Fluent in one or more of Java, Go or Python.
• Experience with Amazon EKS.
• Proven track record of delivering mission‑critical systems.
• Experience developing and growing senior individual contributors globally.
• Experience with cloud computing using AWS, Azure, or GCP.
• Experience with machine learning job deployment infrastructure such as Argo CD workflows.

Required skills

• Java
• Go
• Python
• Amazon EKS
• AWS
• Azure
• GCP
• Kubernetes
• gRPC
• Kafka
• Cassandra
• MongoDB
• TensorFlow
• PyTorch
• TensorRT
• Triton Backend
• Argo CD