java engineer, front-end engineer, full stack engineer

Java engineer: Know how to use java, springboot, springcloud, mysql, redis, message middleware (rabbitMQ or kafka), linux commands, and docker

Front-end engineer: The first type of talent: understand vue2 or vue3
The second type of talent: understands react
The third type of talent: understands both vue and react

Full stack engineer: an all-round talent who can understand both Java and Vue, or who can understand Java and React, or both