Fiverr is an online platform for several outsourcing jobs and business owners can find help from any designer, writer, video editor and many more.
Envato Studio is a marketplace for digital services including web design, graphics, web banners and custom plugins.
99 Designs as a competition based platform for designer. A business owner posts their brief and sets it up as a competiton and selects a prize and every designer makes logos and the best one gets the prize.
Elance is an outsourcing platform. Bloggers use it to hire people for all kinds of online digital jobs.
Upwork is an outsourcing website. Bloggers and business owners can use it to find help or support for their business needs. Contractors on Upwork include graphic designers and web developers as well as article and copywriting.