Yes, but get one you can trust. If you're just starting out, try to find someone local that you can work with. Look at what they've done before and try them out

Yes, but get one you can trust. If you're just starting out, try to find someone local that you can work with. Look at what they've done before and try them out on something small. Most local designers will quite happily do a small project a month for you, which will ease your burn rate. For web sites for a startup, Themeforest is the way to go. A small amount of cash gets you a theme that you can use for your MVP, redesign once you're profitable and know how much you can spend.