12 hours ago
Seoul, Korea, SouthStaff+
Responsibilities
- Define and champion a 12–18 month platform technology strategy and roadmap, author and approve RFCs, and align cross-functional teams.
- Provide architectural leadership for privacy-compliant, multi-region, multi-tenant backend systems, including API governance, access control, monitoring, detection, and response.
- Lead complex system design involving backward compatibility, phased migrations, data integrity, eventual consistency, caching, and global traffic.
- Set SLOs and error budgets and lead capacity planning, performance optimization, incident management, root-cause analysis, and postmortem reviews.
- Drive privacy, regulatory compliance, cost optimization, and operational standards.
- Perform high-impact code reviews and performance optimizations.
- Partner with PMs, TPMs, and teams across Search, Data, Checkout, and other areas to deliver reusable platform components and standards.
- Mentor Senior and Staff engineers, lead design reviews, and raise engineering quality standards.
Requirements
- 10+ years of professional backend development experience, excluding internships.
- 7+ years of Java, Kotlin, or Spring-based service development experience and 3+ years of architecture leadership experience.
- Experience designing and operating web-scale microservices, with hands-on AWS and Kubernetes experience.
- Deep expertise diagnosing mission-critical system failures, identifying root causes, and institutionalizing preventive measures.
- Strong communication and leadership skills for aligning stakeholders and driving complex technical decisions across organizations.
- Experience designing and operating AuthN and AuthZ infrastructure and services, including access control, monitoring, detection, and response.
- 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.
- Experience building observability frameworks with OpenTelemetry, Prometheus, and Grafana.
- Expertise in JVM performance tuning, large-scale cache and storage design, API schema versioning, and testing.
- Experience designing platforms, frameworks, or SDKs adopted across multiple product teams.
Tech Stack
Categories
About Coupang
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).