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Coupang

Sr.Staff Back-end Engineer (eCommerce Engineering)

Coupang
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about 23 hours ago
Seoul, Korea, SouthSenior / Staff+
H1B Sponsor

Responsibilities

  • Define and champion a 12–18 month platform strategy.
  • Provide thought leadership in designing AuthN and AuthZ architectures.
  • Oversee architecture ensuring backward compatibility and data integrity.
  • Set and uphold SLOs and error budgets for operational excellence.
  • Ensure privacy and regulatory compliance while optimizing costs.
  • Perform high-impact code reviews and performance optimizations.
  • Partner with cross-functional teams to deliver reusable platform components.
  • Coach Senior and Staff level engineers to elevate engineering culture.

Requirements

  • 10+ years of professional backend development experience.
  • 7+ years of experience in Java/Kotlin/Spring-based service development.
  • Proven experience designing and operating web-scale microservices.
  • Deep expertise in diagnosing mission-critical system failures.
  • Strong communication and leadership skills.

Tech Stack

Apache AirflowApache CassandraApache KafkaApache SparkAWSGrafanaJavaKotlinKubernetesPrometheus

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