Senior Staff Engineer - Ads Data Platform (Seattle or Mountain View)
Core
Building the foundational data engine and infrastructure for Coupang's real-time advertising serving pipeline.
Role type
Senior Staff Backend Engineer (Ads Data Platform)
Builds
Scalable, low-latency data processing pipelines and serving infrastructure for ad delivery.
Domain
E-commerce / Advertising Technology / Big Data
Deliverable
production ML models | infrastructure
Required skills
Java, Spring Frameworks, AWS, distributed systems, high-concurrency system design, data pipeline architecture, system ownership, ads serving system experience, large-scale data platform leadership
Preferred skills
Multi-threaded/multi-process distributed system design, automation of distributed systems, advertising system expertise (Search/Display/Ad Server), Spark/Hive/Redis/Kafka, CI/CD pipelines
Responsibilities
Architect and scale high-throughput data processing pipelines and serving infrastructure; Engineer next-generation self-service data platform capabilities; Bridge business strategy and technical execution for distributed ad system architectures
Seniority
Senior Staff, hands-on IC with strategic impact
