Java Engineer at CoinW Exchange

Job Description

Key Responsibilities

• Engage in the development of financial Internet products
• Lead technical solution design and be responsible for core code development
• Ensure effective implementation of technical solutions
• Work closely with product, testing, and operations teams
• Deliver high-quality products through rapid iteration
• Guide and mentor junior staff in their development

Job Requirements

• Bachelor's degree or above in Computer Science or related field
• Minimum 5 years of Java development experience (Internet finance experience preferred)
• Proficient in Java programming and object-oriented design
• Deep understanding of JDK source code and JVM principles
• Experience with JVM tuning and high concurrency application development
• Expertise in dependency injection (DI), aspect orientation (AOP), and design patterns
• Strong knowledge of relational databases (Oracle, MySQL) and optimization techniques
• Experience with MVC pattern and frameworks (Spring MVC, Spring Boot, Mybatis, Hibernate)
• Familiarity with NoSQL databases (Redis, MongoDB) and message queues
• Knowledge of SOA architecture and microservices (Rest, Dubbo, Spring Cloud)
• Experience with Linux systems, shell scripting, and environment deployment
• Understanding of agile development methodologies
• Strong version management and code standardization awareness
• Excellent communication skills and team spirit
• Strong learning ability and ability to work under pressure

Preferred Qualifications

• Experience in big data technologies
• System-level tuning experience
• Security technology experience in microservices