Java Development Engineer Intern

Responsibilities

• Core System Development: Participate in the R&D of P2P core modules (Order Matching, State Machines, Advertisement Systems) and payment infrastructure (Channel Integration, Automated Reconciliation, and OTC flows).
• AI Engineering: Assist in developing AI Trading Assistants. Use LLMs to optimize user inquiries, product recommendations, and automated dispute pre-judgment.
• System Optimization: Solve challenges related to data consistency, distributed locking, and latency in high-concurrency scenarios to improve performance and stability.
• Ops & Troubleshooting: Assist in monitoring transaction data, analyzing failed cases, troubleshooting production tickets, and maintaining comprehensive technical documentation.

Requirements

• Java Proficiency: Solid foundation in Java (Multi-threading, JVM, Collections) and familiarity with the Spring Boot / Spring Cloud ecosystem.
• Database: Proficient in SQL, with an understanding of MySQL index optimization and Redis caching.
• CS Fundamentals: Strong grasp of data structures, algorithms, and network protocols (TCP/IP, HTTP/HTTPS, RESTful APIs).
• Engineering Standards: Proficiency with Git and a commitment to clean, maintainable code.