Valerio De Sanctis is a skilled IT professional with over 12 years of experience in lead programming, web-based development, and project management using ASP.NET, PHP, and Java. He previously held senior positions at a range of financial and insurance companies, most recently serving as Chief Technology Officer and Chief Operating Officer at a leading after-sales and IT service provider for many top-tier life and non-life insurance groups.

In the course of his career, Valerio De Sanctis helped many private organizations to implement and maintain .NET-based solutions, working side-by-side with many IT industry experts and leading several frontend, backend, and UX development teams. He designed the architecture and actively oversaw the development of a wide number of corporate-level web application projects for high-profile clients, customers, and partners, including London Stock Exchange Group, Zurich Insurance Group, Allianz, Generali, Harmonie Mutuelle, AIG, QBE, Marsh & McLennan, Lloyd's, Honda Motor, FCA Group, Luxottica, ANSA, Saipem, ENI, Enel, Terna, Banzai Media, Virgilio.it, Repubblica.it, and Corriere.it.

He is an active member of the Stack Exchange Network, providing advice and tips for .NET, JavaScript, HTML5, and other web-related topics on the StackOverflow, ServerFault, and SuperUser communities. Most of his projects and code samples are available under open source licenses on GitHub, BitBucket, NPM, CocoaPods, JQuery Plugin Registry, and WordPress Plugin Repository.

Starting from 2015, he also runs an IT-oriented, web-focused blog at www.ryadel.com featuring news, reviews, code samples and guides to help developers and enthusiasts worldwide. Between 2016 and 2017, he wrote two books on web development: ASP.NET Core and Angular 2, and ASP.NET Core: Cloud-ready, Enterprise Web Application Development, with over 5,000 copies sold worldwide.