后端研发工程师-抖音电商业务平台（交易中心）
Core
Design, develop, and maintain the e-commerce transaction middle platform and order middle platform for ByteDance's apps (Douyin, Kuaishou, Toutiao, etc.), serving users and merchants.
Role type
Senior Backend Engineer (E-commerce Transaction Systems)
Builds
Shopping cart, order placement, order management, and core transaction flow systems
Domain
E-commerce, High-concurrency distributed systems
Required skills
Golang, Python, PHP, Java, Data structures and algorithms, Distributed storage, Message queues, System architecture design, High-concurrency system development
Preferred skills
Order system development, Fulfillment system development, After-sales system development, Large-scale traffic handling
Technologies
Distributed storage, Message queues, Distributed computing
Responsibilities
Design and develop core transaction systems including shopping cart and order management; Optimize system architecture for stability, scalability, and security; Support business growth with high-efficiency system development.