Daily lessons, support and discussion for those following the month-long “Linux Upskill Challenge” course material. Aimed at those who aspire to get Linux-related jobs in industry - junior Linux sysadmin, devops-related work and similar.
https://www.reddit.com/r/linuxupskillchallenge/
https://linuxupskillchallenge.org/
Found this and thought it would be useful.