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# Programador Full Stack React & .Net (Senior)

- **Company:** HOLA CONSULTORES SL
- **Location:** Madrid, Spain (Remote available)
- **Contract:** Permanent contract
- **Skills:** ASP.NET, JavaScript (Programming Language), .NET Framework, Application Programming Interfaces (APIs), Agile Methodology, Artificial Intelligence, Microsoft Azure, Microsoft Online Services, Business Systems, Databases, Relational Databases, Software Design Patterns, DevOps, MySQL, Scrum Methodology, Azure Active Directory, Microsoft SharePoint, Software Engineering, GitHub Copilot, ReactJS, Cypress (Programming Language), Backend, Git, Front End Software Development, React Testing Library, Restful APIs, Software Version Control, Microservices
- **Published:** September 26, 2026
- **Apply:** https://www.buscojobs.com.es/programador-full-stack-react-net-senior-en-madrid-ID-372873007

## About the Role

Design, develop, and maintain RESTful APIs in
.NET / ASP.NET Core
following modern design patterns (Clean / Hexagonal Architecture).
Frontend (React SPA):
Develop reusable UI components using modern
React
patterns (Hooks, Context), implement state management, and integrate client-side components with backend APIs.
Microsoft Ecosystem Integrations:
Integrate with
Microsoft Graph, SharePoint Online
, and handle authentication/authorization via
Azure AD / Microsoft Entra ID
.
Data Management:
Model relational data and optimize queries in
MySQL
.
DevOps, Quality & AI:
Work in
Microsoft Azure
environments, 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.

## Description

ALPHABET 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, specificallyMySQL.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.Beneficios:Contrato laboral indefinido y estabilidad desde el primer día.Todo nuestro apoyo para tu desarrollo personal/profesional.Jornada laboral hibrida.,2 días presenciales (Plaza de la Lealtad, Madrid) / 3 días de teletrabajo Incorporación inmediata.Excelente clima laboral.Seguro médico privado con Adeslas (completo + dental).Pago del 100% exámenes de certificación oficial.Pago parcial de cualquier curso de IT/Data.Grandes proyectos con tecnologías avanzadas.¡Únete a nuestro equipo! ¡En AlphabetCons apostamos por ti!#J-*****-Ljbffr


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