Hirex is a platform that utilizes voice bots and AI technology to streamline the talent acquisition process. It offers a range of features including AI-based screening and shortlisting of candidates, code assignments with AI-based proctoring, and chatbots for candidate engagement. Additionally, Hirex supports HCM/HRIS integration and REST API, allowing for seamless integration with existing systems. With a free trial available, Hirex aims to enhance efficiency and effectiveness in the hiring process.