Osmar Vieira is a Senior Full Stack Developer with extensive experience in software development, currently leading technical projects at Stefanini Brasil since March 2024. Previous roles include Senior Fullstack Developer at NAVA, where Osmar developed financial software using .NET Core and Angular 12+, and a Senior Fullstack Programmer at Stefanini, focusing on .NET Core and Angular 12+/ReactJs with DDD and CQRS methodologies. Earlier experience includes roles at Mercadocar Mercantil Ltda., TecnoWise, SML Brasil, and ACCESSBRASIL Consultoria, where Osmar worked with various technologies including Windows Forms, ASP.NET, and web applications. Education includes degrees from Universidade Paulista and Estácio.