Coupang

Senior Back-end Engineer (Messaging and Caching Platform)

Coupang
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4 days ago
Seoul, Korea, SouthSenior

Responsibilities

  • Architect and build Coupang’s Messaging and Caching Platform.
  • Develop durable software capable of processing terabytes to petabytes of data daily.
  • Continuously improve platform stability, performance, and availability to 99.99%–99.999%.
  • Monitor and manage platform services and support smooth operations.
  • Collaborate with internal and external customers to deliver scalable 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.
  • Solid AWS cloud experience spanning software development and operations.
  • Expertise in distributed systems and computing frameworks such as Kafka and Spark.
  • Ability to quickly triage, troubleshoot, analyze, and solve complex technical problems.
  • Strong collaboration, ownership, and ability to learn new technologies quickly.

Benefits

  • Full-time regular employment.
  • Includes 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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