This happens with everyone. Don't worry. Best solution to overcome this anxiousness is practicing interviews with other people. You can find such opportunities on Shadowing AI. Its mirror rooms will provide an analysis of your interview practice to help you get better in interviews. Also, you should also apply to shadow employees in any company where you will be able to gain confidence as well as you will be able to expand your network in your field. They can guide you anywhere in your career also help you in lending career opportunities. Let me know if you have any questions regarding this.