Senior Full Stack: React & .NET for Intranet Solutions

ALPHABET CONSULTING; Madrid; Presencial; EUR 60.000 - 90.000; Jornada completa

Descripción de la vacante

Alphabet Consulting is seeking a Senior Full Stack Developer to advance an intranet platform used across an international hospitality group. You will collaborate with Product Owners, UX/UI designers, and QA engineers to deliver scalable architectures and robust integrations with Microsoft 365 ecosystem.

The role focuses on API design in .NET, frontend work in React, and Azure-based DevOps practices, with emphasis on code quality through Jest/Cypress tests and AI-assisted tooling.

Formación

• 4-5 years in Full Stack or Backend software development (minimum 3 years with .NET).
• Experience with .NET / ASP.NET Core + React SPA.
• Experience with Microsoft Graph, SharePoint Online, and Azure AD / Microsoft Entra ID.
• Proficiency with relational databases (MySQL).
• Experience with testing frameworks (Jest, React Testing Library, Cypress).
• Knowledge of Agile environments (Scrum/Kanban) and Git version control.
• English proficiency is required.

Responsabilidades

• Design, develop, and maintain RESTful APIs in .NET / ASP.NET Core following modern design patterns (Clean / Hexagonal Architecture).
• Develop reusable UI components using React patterns (Hooks, Context) and manage state to connect with backend APIs.
• Integrate with Microsoft Graph, SharePoint Online, and handle authentication/authorization via Azure AD / Microsoft Entra ID.
• Model relational data and optimize queries in MySQL.
• Work in Microsoft Azure environments, support CI/CD pipelines, and conduct frontend/backend testing (Jest, Cypress); explore AI-assisted coding tools.

Conocimientos

Full stack development

English proficiency

Agile methodologies

RESTful API design

Frontend development

Backend development

Herramientas

.NET

React

MySQL

Azure

Git

Jest

Cypress

SharePoint Online

Microsoft Graph

Azure AD / Entra ID

Descripción del empleo

Alphabet Consulting is seeking a Senior Full Stack Developer to advance an intranet platform used across an international hospitality group. You will collaborate with Product Owners, UX/UI designers, and QA engineers to deliver scalable architectures and robust integrations with Microsoft 365 ecosystem.

The role focuses on API design in .NET, frontend work in React, and Azure-based DevOps practices, with emphasis on code quality through Jest/Cypress tests and AI-assisted tooling.