As per statistical research
,75% of the user believe website design and its overall experience is #1 factor when judging a business's credibility. 38% of the visitor will bounce back if the layout is unattractive.
But that does mean the only focus should be website's design, even landing page speed matters. A website needs a web developer for its day to day maintenance or else if neglected it may create a bad user experience. Therefore eventually affecting the business negatively.
We as a best web design provider and web developers. Create a ideal website with a balance of great user interface and user experience.