Coupang Pay Staff Back end
Core
Design, build, and optimize high-availability platform services and infrastructure for Coupang Pay business systems to process large-scale payment traffic.
Role type
Senior Staff Backend Engineer (Fintech Infrastructure)
Builds
High-availability payment platforms, CI/CD pipelines, and disaster-recovery architectures
Domain
Fintech / Cloud Infrastructure
Deliverable
production ML models | product features | infrastructure
Required skills
Unix/Linux system design, container orchestration (Docker, Kubernetes), cloud platforms (AWS), backend development (Python, Go, Java, or Kotlin), large-scale system operations, monitoring (Grafana, Loki, Prometheus), CI/CD pipeline design
Preferred skills
System growth complexity management, fintech domain expertise, financial IT regulations knowledge, API Gateway/Service Mesh implementation, distributed systems/microservices, asynchronous messaging
Technologies
Docker, Kubernetes, AWS, Grafana, Loki, Prometheus, Python, Go, Java, Kotlin
Responsibilities
Design and implement high-availability and disaster-recovery architectures; Advance internal CI/CD and DevOps platforms; Operate infrastructure compliant with financial security and regulatory requirements; Use monitoring and incident-response practices to support large-scale systems
Seniority
Senior Staff, hands-on IC