Descripción del trabajoALPHABET CONSULTING, S.L. es una empresa especializada en la provisión de Servicios TIC e Ingeniería para la gestión empresarial, ofreciendo soluciones diseñadas a medida de las necesidades de nuestros clientes.About the Role:We are looking for aSenior Full Stack Developerto drive the ongoing evolution of a corporate intranet platform used by multiple business units across an international hospitality group.You will work closely within a multidisciplinary team (Product Owner, UX/UI Designers, QA Engineers) to build robust, scalable solution architectures, develop RESTful APIs, and deliver seamless integrations withMicrosoft 365, SharePoint, and Azure .Responsibilities:Backend & Architecture:Design, develop, and maintain RESTful APIs in.NET / ASP.NET Corefollowing modern design patterns (Clean / Hexagonal Architecture).Frontend (React SPA):Develop reusable UI components using modernReactpatterns (Hooks, Context), implement state management, and integrate client-side components with backend APIs.Microsoft Ecosystem Integrations:Integrate withMicrosoft Graph, SharePoint Online,



and handle authentication/authorization viaAzure AD / Microsoft Entra ID .Data Management:Model relational data and optimize queries inMySQL .DevOps, Quality & AI:Work inMicrosoft Azureenvironments, support CI/CD pipelines, execute frontend/backend testing (Jest, Cypress), and leverage AI-powered coding tools (GitHub Copilot, Claude Code, etc.).Requirements:Experience:4–5 years in Full Stack or Backend software development (minimum 3 years with.NET ).Core Stack:.NET / ASP.NET Core + React SPA.Microsoft Ecosystem:Microsoft Graph, SharePoint Online, and Azure AD / Microsoft Entra ID.Databases:Relational databases, specifically MySQL.Testing:Experience with testing frameworks (Jest, React Testing Library, Cypress) and writing maintainable unit/integration tests.Methodologies:Agile environments (Scrum/Kanban) and version control with Git.Languages:English proficiency is required.Nice to Have:Experience building corporate intranets, employee portals, or complex business systems.Familiarity with microservices or modular monolith architectures.Hands-on experience applying Artificial Intelligence (AI) to software development workflows.#J-18808-Ljbffr

📌 Programador Full Stack React &.Net (Senior) (Madrid)
🏢 Alphabet Consulting
📍 Madrid