IT Engineer/Programmer

Qualifications

• Proficient in Java programming language with a strong understanding of Object-Oriented Programming (OOP) principles.
• Strong knowledge of core Java concepts, including Collections, Multithreading, Exception Handling, I/O, and JVM fundamentals.
• Deep understanding of source code for HashMap and ConcurrentHashMap; familiar with Java 8+ features such as Stream API, Optional, and Lambda expressions.
• Experience in SSM/Spring Boot development; good understanding of Spring Cloud microservices ecosystem.
• Strong SQL skills, including SQL writing, query optimization, and index design.
• Basic knowledge of Redis and message queues (MQ); understand underlying principles and able to troubleshoot common issues.
• Familiar with development tools such as Git and Maven.
• Understanding of factory systems, finance systems, and HR (human resource) systems is an advantage.
• Strong system design ability, logic...