Mostly we are looking for a designer that has UI (User Interface) design experience.
Design simple and intuitive product experiences for iOS, Android and web
Solid understanding of mobile design for both iOS and Android
Strong visual design skills, and solid intuition and passion for interaction design
Ability to prototype designs (in code or using a prototyping tool)
Understand technological constraints in the designs you create
Proficiency in Sketch, Photoshop, Illustrator, or other design tools
You have passion for the craft of typography and layout, with a keen eye for color application.