Proficient in python crawler programming, familiar with automated operation and maintenance system, proficient in k8s and docker, familiar with linux and Windows systems, Familiar with deployment optimization of kafka, nginx, pxc cluster, ELK+filebeat, grafana, prometheus, rabbitmq, redis, mongodb, etc.; proficient in jenkins, ansible and other automatic operation and maintenance tools; familiar with vmware virtualization; Understand the evaluation and security hardening of the server as required, and be skilled in writing automatic scripts using shell and python to handle operation and maintenance tasks.