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# Desarrollador/a MERN

- **Company:** Excelia, SL
- **Location:** Pozuelo de Alarcón, Spain
- **Contract:** Permanent contract
- **Skills:** JavaScript (Programming Language), Databases, Cursor (Graphical User Interface Elements), PostgreSQL, MongoDB, Node.Js, SQL Databases, Mern, ReactJS, Express.js, Backend, Graphql, Front End Software Development
- **Published:** May 17, 2026
- **Apply:** https://es.indeed.com/viewjob?jk=190bfcfec2ab5a5a

## About the Role

Experiencia y habilidades clave

 * Mínimo 2 años de experiencia en desarrollo MERN.
 * Sólidos conocimientos en JavaScript moderno (frontend y backend).
 * Experiencia con NodeJS, ReactJS (Hooks) y ExpressJS.
 * Experiencia con bases de datos SQL (preferiblemente PostgreSQL).
 * Experiencia trabajando con MongoDB.
 * Conocimientos en testing con Jest.

Valorable

 * Experiencia con GraphQL (Apollo Server y Apollo Client).
 * Buen dominio de herramientas de IA aplicadas al desarrollo (Cursor, Copilot, Claude, etc.).

Stack Tecnológico

JavaScript, NodeJS, ReactJS, ExpressJS, PostgreSQL, MongoDB, Jest, GraphQL.

Modalidad Híbrida: 2-3 días de presencialidad en las oficinas de Madrid

## Description

* Desarrollo de aplicaciones web utilizando NodeJS, ReactJS y ExpressJS.
 * Diseño y desarrollo de APIs REST y GraphQL.
 * Implementación de funcionalidades frontend con ReactJS (Hooks en versiones modernas).
 * Integración y gestión de bases de datos SQL (PostgreSQL) y MongoDB.
 * Desarrollo y ejecución de pruebas unitarias con Jest.
 * Colaboración con el equipo técnico en la mejora continua del código y arquitectura.


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