The interview was fully on Jenkins(CI/CD), Kubernetes, Linux and Bash scripting. Prepare more Linux admin level and Kubernetes (on-prem) like CoreDNS, CNI Plugins, Interpolation(Short lived process).
Initially, CoderByte question non-protocored, then phone screening with basic questions on jenkins, kubernetes and then technical interview (includes, experience with above and they will share the remote server to test your skills with k8s and Linux.) This job will be more situable for who have more experience in Linux.