Salt Lake City-based HireVue, a developer of video interviewing tools for companies, said today that it has signed Mosaic Sales Solutions, a field sales and marketing company. HireVue said that Mosaic is using the firm's products to streamline its hiring process. Financial impact of the win was not disclosed. HireVue allows employers to interview candidates via Internet web cams. HireVue is venture backed by Peterson Ventures, The Garber Fund of Penn State University, and other investors.