In the past, there was more scepticism around online professional profiles. It is still a concern for many people. Will an online resume scare my current employer? While you should still be careful, most employers expect their employees to have an online portfolio of their work and professional journey. In fact, most of your managers at your current company are on LinkedIn and possibly even have a personal professional portfolio like Sumry.
Your employer should expect you to keep your online professional portfolio even while you’re happily employed.