For TeamSystem, we are developing an online software for estimative metric computation and accounting, designed for construction professionals (construction companies, craftsmen, professionals and public administration). TeamSystem is a leading company in Italy in ERP market, with a staff of 2000 people and over 1,300,000 customers active on ERP solutions and digitization platforms, generating a turnover of over 356 million euros (pro forma data 2018). Thanks to this application you can generate projects, metric calculations and share them with collaborators and suppliers. In addition, it allows you to carry out public or private accounting from a simple PC connected to internet or from smartphones and tablets (Android and iOS). For more information see the website Computi_in_Cloud IDE: Visual Studio 2019, Visual Studio Code Technologies: Microsoft Asp.Net, C#, SQL Server, Typescript, JavaScript, HTML 5, CSS3, Angular, Bootstrap, Node.js