Let me find the tabs array definition:

Now I'll update the tabs order and add the icons on the right. Let me also add the Lightbulb icon import:

Now let me update the tabs array order:

Now let me add the GDPR shield and reminder bulb icons to the tab bar. Let me read the tab bar structure:

Now I'll add the GDPR shield and reminder bulb icons to the right of the tab bar:

Now I need to add an Applications card after Suggested Companies. Let me find where to insert it:

Now I'll insert the Applications card after Suggested Companies:

I've successfully made all the requested changes:

1. Rearranged Tab Bar - Reordered tabs to: Profile, Activity, Comments, Communication, Applications
2. Added Action Icons - Added two icons on the far right of the tab bar: Shield (for GDPR) and Lightbulb (for setting reminders)
3. Created Applications Card - Added a new clickable Applications card with 3 sample applications, each showing position name, company, and current status badge. Each row is clickable and leads to the application itself with hover effects.

The Applications card now sits between Suggested Companies and Resume in the left column, maintaining visual consistency with the design system and providing easy access to candidate applications.

Now let me update the Applications card to include recruiter name and date submitted:

Now let me update the Suggested Companies card to add the separator and arrow:

Now let me update the Quick Info card:

Let me find the Quick Info card in the right sidebar:

Now let me update Quick Info card with separator and arrow:

Now let me update the Attachments card:

I've successfully updated all the requested sections:

1. Applications card - Now displays position, recruiter name, date submitted, and status badge in a 4-column layout with improved spacing and readability.
2. Card headers - Added separator lines and arrow icons (ExternalLink) to the right of the card titles for: Suggested Companies, Applications, Quick Info, and Attachments. These visual elements match your reference design and provide visual consistency across cards.

The cards now have a more polished look with the divider lines separating the header from content and the arrow icons indicating interactivity or navigation options.