后端开发工程师（账号安全）-国际化内容安全平台
Core
Design and develop high-concurrency, high-stability backend systems for account security, including risk detection, user profiling, and content safety monitoring for international products.
Role type
Senior Backend Engineer (Account Security)
Builds
Points systems, strategy platforms, feature platforms, user profiles, and global risk perception systems for hundreds of millions of daily active users.
Domain
Internet / Account Security / Distributed Systems
Deliverable
production ML models | product features
Required skills
Backend development, distributed system design, MySQL, NoSQL (Redis/Cassandra/HBase), system architecture optimization, code refactoring, business abstraction
Preferred skills
Risk control experience, content safety experience, CAP/Quorum/Consistent Hashing principles, machine learning algorithms, data analysis
Responsibilities
Develop core security detection chains (fake accounts, repeat offenders, age verification), build global risk perception systems, optimize system architecture, abstract modules for product research
Seniority
Senior, hands-on IC with team management
