When I started my trainee program (6 months ago) I felt the same. Now, I'm more confident about my developments and stuff I do.
I think asking myself why I choose this carreer, what I love to do and recognizing I'm not perfect (and no one would achieve that) helped me to overcome this situation.
Also, in some moments telling myself "If he can do, I can do it too" gives me the courage to stop thinking and concentrate. It's more like auto motivating me to do the stuff.
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When I started my trainee program (6 months ago) I felt the same. Now, I'm more confident about my developments and stuff I do.
I think asking myself why I choose this carreer, what I love to do and recognizing I'm not perfect (and no one would achieve that) helped me to overcome this situation.
Also, in some moments telling myself "If he can do, I can do it too" gives me the courage to stop thinking and concentrate. It's more like auto motivating me to do the stuff.