CareerPlanSign in

[TW Online Engineering] Staff Back-end Engineer

Shanghai💼 Full-time🗓 2026-07-28 → 2026-09-26

Core

Architect, design, and build scalable, mission-critical backend systems for Coupang's core e-commerce business in Taiwan, supporting customer acquisition, experience, conversion, and retention across the purchase lifecycle.

Role type

Staff Back-end Engineer (Architect)

Builds

E2E e-commerce services (Pre-purchase to Post-purchase) for the Taiwan market

Domain

E-commerce, Distributed Systems

Deliverable

production ML models | product features | infrastructure

Required skills

Java, distributed system architecture, microservices, high-concurrency system design, message queues, caching, database design, technical leadership, architectural roadmap planning

Preferred skills

Experience with AI integration, global distributed team collaboration

Technologies

Java, distributed systems, microservices, message queues, caches, databases

Responsibilities

Establish and execute short and long-term architectural roadmaps; Drive continuous improvement to platform efficiency, flexibility, performance, and availability; Develop close relationships with Product and tech teams in China and Korea; Design and implement high-scalability systems

Seniority

Staff, hands-on IC with strategic scope

Sourced via greenhouse · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.