- Sashindra SureshA beautiful home and a well-designed home are not always the same thing. Many of Miami's most expensive residences photograph extraordinarily well and function poorly in the details that matter most to the people living in them. For example, a kitchen designed to impress at dinner parties, might not function properly when used and create bottlenecks on a school morning. Or the open-plan layout that looked expansive in the listing and feels exposed in daily life. These are design problems that require a fundamentally different conversation to resolve. "Most say the current layout doesn't flow well or function for their needs," says Francis Castro, Project Architect Manager at Mirador 3426 LLC, a Miami Beach design-build firm focused on high-end single-family residential architecture.  "We solve that by truly listening and designing for the user, catering to their specific lifestyle rather than imposing a generic style." That commitment to the person over the aesthetic is the organizing principle behind a practice that has made Castro one of Miami Beach's highly sought-after architects in luxury residential design. In a market where Miami Beach posted the h...