Job 2: I have an customer loyalty app called Growave. Able to create "Account" & "Rewards" icon and as attached file screenshot (inclusive of hovering icon on desktop mode)
Job 3:To customize and design the customer account page similar to the screenshot attached. (Desktop mode will be as a one page dashboard with links of the Growave features on the left. Mobile mode will be a dropdown list of the Growave features)
For your reference, I got these designs from www.candy.com. To have a feel and look of the design or codes behind that, you may go to that website and sign in using the following credentials that I have created to sample.