It's nearly impossible for people to see how you do something useful for users, even if you already work for 10 years in a company. So I'd say that's the least

It's nearly impossible for people to see how you do something useful for users, even if you already work for 10 years in a company. So I'd say that's the least important point of your employability. Other things like being able to integrate to the development team, that's way more important.