Updated: May 5
Upon arrival in Lugano, you must present yourself at Punto Città with all your documentation (rental agreement, visa, place of work, passport, health insurance, etc.), there you will receive more information about the next steps.
This means that to register in the city you must already have your visa in hand, as well as your health insurance and home address.
To find a house there are several websites such as:
Below are some useful links to get health insurance:
It will probably be necessary for you to learn Italian for an easier adaptation, below the link of some schools: