Ming Wei Bret Lau

1.Monitoring hundreds of Linux server, website service by Prometheus (with its exporters including but not only node exporter, blackbox exporter ...). Customized metrics .Monitoring logs by loki, promtail. 2. Visualize data by Grafana, using grafana built-in alert manager when system abnormal. 3.Set up Nginx for reverse proxy and load balancing 4.Used various DNS and CDN providers such as Aliyun, Wangsu, Tencent, AWS, and Cloudflare to enhance the company's website. 5.Use IPsec VPN to connect machines from two different service providers. 6.Apply for certificates for domains if the DNS provider does not offer them. 7.Configured a webhook in GitLab to trigger Jenkins for automatic deployment to another machine upon code updates. 8.Experience of using Ansible Playbook 9. Experience of using docker, podman, docker-compose. 10. Hands-on experience with both CentOS 7.9 and Rocky Linux 8. 11. Experience of using shell script and python script. 12.Used custom metrics to monitor aspects not covered by Node Exporter, like website visitor count.