资深后端工程师（商家方向）-生活服务
Core
Develop and maintain core backend systems for Douyin's Life Services merchant platform, ensuring high availability and supporting complex multi-scenario business logic.
Role type
Senior backend engineer (merchant services)
Builds
Merchant core systems, flexible system capabilities, and high-availability infrastructure for Douyin Life Services
Domain
Consumer services / O2O / E-commerce
Required skills
Go, Python, Java, distributed system design, microservices architecture, stability governance, middleware principles
Preferred skills
E-commerce, retail, O2O experience, life services industry experience, catering industry experience
Responsibilities
Design and implement core merchant system features, improve system stability and reduce online incidents, collaborate with product teams to achieve business goals, define technical roadmaps for assigned modules