You can access your profile and account settings using the drop down menu in the top right corner.
This will bring you to your profile dashboard. The "account" section allows you to update your email, password and notification preferences.
You can also access your profile directly by going to https://www.hackster.io/dashboard/profile.
You can access your shipping addresses by going to https://www.hackster.io/users/addresses. Addresses cannot be accessed through your profile page.