Links from Author's Bio

[rogeralex]

Can you share some examples or links from where users can learn how to optimize profile link properly? It will be a great help & share.

Check this post of Moz. Its author's bio link specifically to speak.

https://moz(dot)com/blog/are-we-making-seo-too-complicated

You can see that the author's name has links to both his Twitter page and his company here. It's a fairly good illustration. You can link your linkedin profile or any other account if you don't have a twitter profile to do so. And another link indicating your business on your website. It could pass a significant amount of link juice.carrymebags 
There are numerous instances of effective author's bio links in Moz blogs. You can examine them for yourself to see how they can be enhanced in various ways.

I hope it helps you.