Senior Staff Back-end Engineer (eCommerce Engineering)
Coupang · Seoul, South Korea
Posted about 3 months ago
or apply directly on Coupang's site. We never take the application ourselves.
Is this posting real?
- This role has been open
- 80 days Coupang's roles stay open a median of 80 days
- Reposted
- No
- Salary listed
- No 1% of Coupang's roles list one
- Ghost-job risk at Coupang
- high 683 stale, 14 reposted of 717 open
- Hiring momentum
- 1065 roles opened in the last 90 days ↑ up vs. the prior 90 days
- Last confirmed on the employer's board
- 2026-10-22
Measured from postings appearing on and disappearing from Coupang's own greenhouse board since 2026-08-03. Full hiring picture for Coupang.
About this role
As a Senior Staff Back-end Engineer at Coupang, you will lead the technical direction and architecture of the core backend platform for their eCommerce services. Your responsibilities include defining a long-term platform strategy, overseeing complex system designs, ensuring operational excellence, and mentoring other engineers. You will also collaborate with cross-functional teams to deliver reusable components and uphold high engineering standards.
- benefits
- 1/5
- freshness
- 1/5
- career value
- 5/5
- role clarity
- 5/5
- pay transparency
- 0/5
Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Coupang as an employer.
What you need
- 10+ years of professional backend development experience (excluding internships)
- 7+ years of experience in Java/Kotlin/Spring-based service development
- 3+ years in architecture leadership
- Proven experience designing and operating web-scale microservices
- Hands-on experience with AWS and Kubernetes
- Deep expertise in diagnosing mission-critical system failures
Nice to have
- Proven experience designing and operating AuthN and AuthZ infrastructure and services
- Experience designing and operating large-scale distributed systems handling global multi-region traffic
- Hands-on experience with data pipelines and event processing using Kafka, Spark, Cassandra, and Airflow
- Proven track record in building observability frameworks with tools such as OpenTelemetry, Prometheus, and Grafana
- Expertise in JVM performance tuning, large-scale cache/storage design, API schema versioning, and testing
Worth weighing
- No salary listed
- Role involves significant leadership and mentoring responsibilities
- Focus on privacy compliance and operational standards may indicate a complex regulatory environment
Summarised from Coupang's posting. Read the full original.
Listed by Coupang on their greenhouse job board, last confirmed open on 2026-10-22. PitchMeAI is not the employer.
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