As a Magento 1 & 2 developer, building highly performing sales platforms is something I take great pride and joy in.
Magento is a leading enterprise-level e-commerce platform which is used by hundreds of thousands of companies around the world. Around 1 in 9 web stores are running on Magento according to this article. Magento 2 if feature rich and offers a lot of business functionality right of of the bag. It is fully customisable and can be extended with unlimited features and integrated into other business systems.