Social Media Graphic Design Essentials

I'm looking for an innovative graphic designer with a knack for creating engaging social media graphics. I specifically need a variety of posters, banners and infographics to serve various purposes. The designs should be aimed at promoting products and services, enhancing brand awareness, and imparting information to our audience. Ideally, you should possess great creativity, an understanding of marketing strategies, and excellent proficiency in graphic design tools. Previous experience in creating diverse types of social media graphics is highly desirable.