If its just for Portfolio building and practice do this:
Code a client for any API (any really). Then crawl the site, do some interesting statistics and make them available as an interaktive Website/Chart.
These projects are always fünf. And Ehen your just starting out the difficulty should be ok
(written from my mobile, so PLZ no grammar autocorrect hatte)
(written from my mobile, so PLZ no grammar autocorrect hatte)