Coupang

[Coupang Pay] Staff Back-end Engineer (Fintech Developer Platform)

Coupang
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4 hours ago
Seoul, Korea, SouthStaff+

Responsibilities

  • Design, build, and optimize platform services for Coupang Pay business systems.
  • Operate infrastructure and platforms capable of reliably handling large-scale payment traffic.
  • Design and implement high-availability and disaster-recovery architectures.
  • Improve internal CI/CD and DevOps platforms and establish engineering operating principles.
  • Build and operate platforms that meet financial security and regulatory requirements.
  • Collaborate with Coupang technology teams to improve fintech-focused operations and systems.

Requirements

  • At least seven years of backend system design and development experience in Unix/Linux environments.
  • Bachelor’s degree or higher in computer science or a related field.
  • Experience developing in container and cloud environments using Docker, Kubernetes, and AWS.
  • Proficiency in at least one of Python, Go, Java, or Kotlin.
  • Experience using Grafana, Loki, and Prometheus for monitoring, incident response, and large-scale system operations.
  • Experience designing, building, and operating CI/CD pipelines.
  • Preferred: experience resolving organizational and system complexity, working in fintech or financial services, and understanding financial IT regulations and compliance.
  • Preferred: experience building and operating API gateways and service meshes, and applying distributed systems, microservices architectures, and asynchronous messaging systems.
  • Preferred: understanding of Agile software development culture and collaborative work experience.

Benefits

  • Permanent employment with a 12-week probationary period, which may be waived, shortened, or extended when business needs require.
  • The recruitment process consists of document screening, first interview, second interview, and final offer, subject to change by role and circumstances.

Categories

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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