Job Responsibilities: - Develop the core functions of the internet financial platform and build the technology infrastructure supporting digital asset trading. - Implement RESTful and WebSocket API interfaces to enable customers to receive market data and execute orders. - Establish a robust, efficient, and concurrent trading system to ensure 24/7 uninterrupted operation. - Communicate effectively with product and business development teams to gather requirements and participate in product planning and system design. Candidate Requirements: - Fluent in Chinese. - Proficient in Java programming. - Experience with large-scale, multithreading, and high-performance distributed systems. - Strong understanding of data structures, design patterns, multi-threaded programming, and JVM principles. - Expertise in Java Web, microservice development, and frameworks like SpringBoot, Spring Cloud, and MyBatis. - Familiarity with caching, message queuing, and search tools like Redis, Kafka, and Elasticsearch. - Knowledge of Linux. - Experience with performance tuning, using tools like JMetrics and Grafana. - Ability to work in a fast-paced environment. - Capable of proposing practical solutions and producing technical documentation independently. - Strong skills in system analysis, abstract thinking, and system design. - Experience in crypto exchange and internet companies with high-performance systems, particularly in a B2C context and handling large volumes of data. - Background in trading.