To help contribute and improve the Qwertycoin project, you can:
Submit pull requests, or create issues over at our Github Repo
Help make various tools (wallets, daemons etc.)
Help improve this wiki by submitting a pull request/making an issue over at it's Github Repo.
Check the Github Repo for more information.
#bounties channel in the Discord has a (pinned) list of bounties offered to users who can help improve functionality in existing tools/make a tool which can be used.