Senior Frontend Engineer: Build High-Impact UI & Systems

Expereo; Barcelona; Presencial; EUR 55.000 - 75.000; Jornada completa

Descripción de la vacante

Expereo is building a new Digital Office and seeking a Software Engineer (Front End) to join the Commercial XP squad. You will design and implement modern front‑end applications, shared UI components, and frameworks that support automation and a programmable platform.

You should thrive in impact‑driven, cross‑functional teams and deliver elegant user experiences backed by solid engineering rigor. Proficiency in JavaScript/TypeScript, React, and UI architecture is required.

Formación

• Strong proficiency with JavaScript and TypeScript.
• Experience with modern frameworks such as React.
• Understanding of component-based architecture and state-management patterns (Redux, Zustand, Vuex, etc.).
• Experience integrating with REST APIs, GraphQL, and microservices.
• Familiarity with front-end build tools (Vite, Babel, …) and CI/CD pipelines.
• Familiarity with css front‑ends (Tailwind, Bulma, …).
• Knowledge of automated testing frameworks (Jest, Cypress, Playwright).
• Understanding of accessibility (WCAG), UI performance tuning, and responsive design.
• Knowledge of C# /.Net Core.

Responsabilidades

• Front‑End Application Development using modern front‑end frameworks (React).
• Develop reusable UI components, design systems, and cross‑STO shared libraries.
• Integrate front‑end applications with internal/external APIs and platform services.
• Ensure front‑end applications meet performance, accessibility, and security standards.
• Implement automated testing across unit, integration, and end‑to‑end layers.
• Contribute to CI/CD pipelines for front‑end delivery and build optimization.

Conocimientos

JavaScript

TypeScript

React

Component-based architecture

State management (Redux, Zustand, Vuex

REST APIs/GraphQL/microservices

CI/CD / build tools (Vite, Babel)

CSS frameworks (Tailwind, Bulma)

Automated testing (Jest, Cypress, Play

Herramientas

Vite

Babel

Tailwind

Bulma

Storybook

MUI

Chakra

Jest

Cypress

Playwright

Descripción del empleo

Expereo is building a new Digital Office and seeking a Software Engineer (Front End) to join the Commercial XP squad. You will design and implement modern front‑end applications, shared UI components, and frameworks that support automation and a programmable platform.

You should thrive in impact‑driven, cross‑functional teams and deliver elegant user experiences backed by solid engineering rigor. Proficiency in JavaScript/TypeScript, React, and UI architecture is required.