Search:

Agree with you! It is depended on site UI and UX factors that you will be going to approach online for user/searchers.

UI - User Interface of Website
UX- User experience of website

This both factors majorly effects any website growth.

If you owe million pages in website, then you must have to proper formation of sitemap that will be understandable by search engines to know how do you make a hierarchy for internal deep pages. A...

You can make your website more professional by:

Improving design and Layout
Adding relevant content
Target rich portfolio if website is personal
Keep in-mind UI/UX

..Best of luck!

You make mistakes in css and js path. It must be relative not absolute.

The design concept is good. I surf your web and found that your service base is unique for personal as well as professionals.

You'll just make it to more user oriented, rest is okay.

Simply it called as a strong relevant supported link to your website that has good reputation as elder person. :)

Do the on pages again with relevant keywords having large amount of searches in local and global, do this for all pages of your site.
Next step you need to keep update your site content regularly...