Rather, how do you tell a product owner or dev lead that their UX is bad?
Congrats on your new job! Someone has just hired you as a user experience designer/strategist, but when you start looking at the product you see lots of glaring issues with the UX. The existing product/dev team has been hard at work on this and there is a lot of emotional investment in what they have already produced. So, how do you fix the UX without telling them that their baby is ugly? Or, better yet, how do you tell them that their baby is ugly, but in a way that makes them thank you for pointing it out?
I don’t have all the answers and every situation is different, but here are some guiding principles: