Mohd Khir Hafifi is an engineer in Imagineering Institute. He received his Bachelor degree in engineering of electrical energy system at Universiti Malaysia Perlis which majors in renewable energy, electrical and electronic. His final year project is about Solar Turbine Generator which produces a hot water with using solar energy and applied a small hydro generator to obtain an electricity. In 2014, he completed his practical training in Sime Darby Convention Centre as a technician which then along his semester holiday, he had worked as a part time of technician in Sime Darby Convention Centre which contributes his skills in electrical wiring, and technical. Previously, he had experienced as a testing and commisioning technician with RapidKL in Light Rapid Transit Project (LRT2) for installing, testing and fixing a safety devices involving emergency stop plunger and blue light station. Now, His first career as an engineer begins at Imagineering Institute for the project Digital Smell Interface.