Each of us is a CEO of our own company: Me Ltd. In order to remain competitive on the employability market today, you have to think about a strategic marketing strategy of the brand called You.
The process where individuals make efforts to differentiate themselves from the mass by communicating their personal unique value proposition is called personal branding. This could happen both online and offline. However, your potential employers only have access to the online You so mind your e-personal branding.
A good starting point is to think of these questions:
Compile a short list and this will help you articulate your identity. You could then think whether this party Facebook picture you have really reflects who You Are.