Frontend Developer (React)

November 5, 2026

Hybrid

Junior

Barcelona, Spain

Keep in mind

Original vacancy is in Spanish
You will likely need Spanish for the job. The employer can confirm

Description

A Barcelona-based IT engineering company working on transport, mobility, emergency and security systems is hiring a Frontend Developer (React) for its development team. The role covers software projects across estimation, analysis, planning, development, deployment, testing, code reviews, performance optimization and technical documentation, working alongside senior engineers.

Responsibilities

Work on software development projects participating in estimation, analysis, planning, development and deployment phases
Perform unit and integration tests to ensure code quality
Participate in code reviews and provide constructive feedback to team members
Optimize application performance
Create and maintain clear and complete technical documentation

Requirements

Degree in Computer Engineering, Telecommunications or Higher Vocational Training DAM / DAW
Previous experience working with React JS
Knowledge of .NET (.NET Framework and .NET Core) is valued
Knowledge of Android / iOS is valued
Knowledge of React Native is valued
Knowledge of OpenAPI is valued
Knowledge of REST is valued
Knowledge of Docker and Kubernetes is valued
Nice to have: previous work with Agile (SCRUM) methodology