Mouchawar was one of the cofounders of Souq.com, serving as its CEO when it was founded in 2005. In 2017, Amazon acquired Souq.com for $580 million, and Mouchawar became Vice President of Amazon MENA. Amazon was launched in the U.A.E. in 2019, Saudi Arabia in 2020, and Egypt in 2021. In 2022, the company partnered with Mastercard to support the UN World Food Program. Mouchawar is also a member of the Dubai Future Academy board of trustees and the Dubai Future Council on Artificial Intelligence.