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Coupang

Senior Staff, Back-end Engineer (Gateway Services)

Coupang
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2 days ago
Seoul, Korea, SouthSenior / Staff+
H1B Sponsor

Responsibilities

  • Design and implement traffic control and Service Mesh architecture in large-scale microservices environments.
  • Develop and enhance core infrastructure components including service discovery, load balancing, and resiliency mechanisms.
  • Design centralized policy and configuration management systems using a management plane.
  • Strengthen inter-service communication security through mTLS encryption and identity-based authentication and authorization.
  • Design and develop backend APIs using Java (Spring Boot) and infrastructure components using Go.
  • Simplify complex infrastructure challenges into scalable and executable solutions.
  • Establish high-quality, highly available, and scalable platform architecture standards.
  • Conduct root cause analysis and resolution of critical system issues, along with prevention mechanisms.
  • Collaborate with platform teams and technical leaders to improve service scalability and drive innovation.
  • Continuously improve engineering and operational excellence.

Requirements

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

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