Coupang

Senior Back-end Engineer (Messaging and Caching Platform)

Coupang
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13 hours ago
Seoul, Korea, SouthStaff+

Responsibilities

  • Architect and build Coupang’s Messaging and Caching Platform.
  • Develop durable software capable of processing terabytes to petabytes of data each day.
  • Improve platform stability, performance, and operational reliability while maintaining 99.99%–99.999% availability.
  • Design, monitor, and manage scalable, reliable, and highly available platform services.
  • Collaborate with internal customer teams and external customers to deliver platform solutions.

Requirements

  • Bachelor’s degree or advanced degree in Computer Science, Engineering, Information Systems, or a related technical field.
  • Business-level English communication skills.
  • At least 5 years of experience designing, developing, and maintaining large-scale software infrastructure.
  • Strong AWS cloud experience across software development and operations.
  • Expertise in distributed systems and computing frameworks such as Kafka and Spark.
  • Ability to triage and troubleshoot complex technical problems quickly.
  • Strong collaboration, ownership, learning, and problem-solving abilities.

Benefits

  • Full-time regular employment with a 12-week probation period, which may be skipped, shortened, or extended based on business needs.
Coupang

About Coupang

5,001-10,000 employees

Coupang builds and operates a South Korea–focused e-commerce marketplace with an end-to-end logistics network (Rocket Delivery), plus food delivery, video streaming, and fintech under brands such as Coupang, Eats, and Play. Revenue comes from first-party retail, third-party marketplace services, advertising, and memberships (Rocket WOW). Founded in 2010, the company is headquartered in Seattle and is publicly listed on the NYSE (CPNG).

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