About this role
Staff Engineer-Trading at O Group. Location: Shenzhen, Guangdong, China. Role: designing systems, optimizing performance, implementing features Requirements: 7+ years building high-performance, low-latency Java systems; strong JVM, concurrency, memory management, distributed systems, message-oriented middleware, database tuning (PostgreSQL/Cassandra/MongoDB), Linux performance optimization, CI/CD and monitoring experience. Category: Engineering Seniority: Senior Level Tools: Java, JVM, PostgreSQL, Cassandra, MongoDB, Linux, CI/CD, FIX Commitment: Full Time Workplace: Onsite Languages: Chinese