[TW Catalog] Staff Back-end Engineer
Core
Design and build scalable, high-concurrency backend systems for Coupang's core marketing and commerce platforms in Taiwan, including Search Advertising, Affiliate, and CRM services.
Role type
Staff Back-end Engineer (System Architecture)
Builds
Mission-critical marketing platforms (Search Advertising, Affiliate, Display targeting, CRM, Audience, Push Marketing) and core commerce services
Domain
E-commerce / Retail / Marketing Technology
Deliverable
production ML models | product features | infrastructure
Required skills
Java, distributed systems, microservices, high-concurrency system design, message queues, caching, NoSQL, database design, system architecture
Preferred skills
LLM application development, catalog/product management systems, big data processing
Technologies
Java, NoSQL, message queues, caching layers, big data frameworks
Responsibilities
Architect and build scalable systems impacting customer acquisition and retention; establish long-term architectural roadmaps; drive platform efficiency and flexibility; collaborate with Product and tech teams in China and Korea
Seniority
Staff, hands-on IC with strategic scope