This week, Twilio is hosting a developer contest that challenges developers to use the Twilio Client to power up customer management and sales. The contest encourages developers to build innovative solutions using Twilio's cloud communications platform, with the goal of improving sales and customer engagement. To participate, developers can submit their projects by September 4th and receive prizes including a full pass to Twilio's annual conference, $100 in Twilio credit, and swag. The contest aims to showcase the versatility and potential of Twilio as a platform for cloud communications, and provides resources and support for developers to help them succeed.