资深后端开发工程师-生活服务（结算方向）
Core
Design and implement systems for merchant operations, billing, settlement, and financial analysis within the Douyin Life Services domain, ensuring high reliability and concurrency for the payment chain.
Role type
Senior Backend Engineer (Settlement)
Builds
Merchant operations, billing, settlement, and financial analysis systems
Domain
Consumer services / Fintech
Required skills
Java, Golang, System Architecture Design, Distributed Systems, Database Middleware, Message Middleware, High Concurrency Handling
Preferred skills
Deep understanding of business models, Technical decision making
Technologies
Java, Golang, Databases, Message Queues
Responsibilities
Develop business requirements for merchant operations, billing, and settlement; Build stability for the payment chain; Design system architectures for complex multi-industry business models.