It's become more important than ever for professionals to display strong interpersonal skills when looking for work. This would include communication, body language, and image, whether in-person or online.
Professional attire goes hand in hand with interpersonal skills. Looking the part is often just as important as hard skills.
For your online image, consider the following:
What's your reputation? You need to what you are known for, and what people think of your skills.
Word-of-mouth: Use your network to your advantage.
Feedback: Ask your trusted colleagues, ask your friends & classmates