mrozilla is run by Jan Hrubý—originally from the Czech Republic, lived in Finland and the United Kingdom, currently residing in Vienna, Austria
Jan builds digital products, mainly web & native applications. Everything from concepts & product exploration, through UX, UI, visual & brand design, all the way to software development. He's done some work in the past, and will probably do some more in the future.
Jan designs in Adobe Photoshop, Adobe Illustrator, Adobe XD, Adobe InDesign, Adobe Lightroom, and Adobe After Effects.