Ofertes d'ocupació de Programador/a Front-End a Barcelona

• Nivell d'experiència---
• Tipus de contracteA temps complert
• Publicada17 d’abr.

. React Javascript CSS HTML GraphQL Git REST TypeScript SEO

We Elevate. Digitally.

SQLI, a European leader in customer experience and digital transformation, helps major international brands create value through technology and digital innovation. From strategy to the deployment of our clients technological assets, we design and build robust, high-performance architectures and engaging experiences by combining cutting-edge technologies, proven methodologies, and deep technical expertise.

To strengthen our teams (2,200 people across 12 countries), we are recruiting passionate individuals who share our values:

Creative Spirit, Commitment, Forward Thinking

We are looking for a Junior Frontend Developer with a strong interest in React and Next.js to join our frontend team and contribute to ambitious, real‑world digital projects.

As a Junior Frontend Developer, you will be part of a collaborative, multi‑disciplinary team working on modern web applications for large‑scale clients.

Supported by experienced frontend engineers, you will progressively grow your skills while contributing to high‑quality, maintainable, and user‑centric interfaces.

What you will do

• Develop frontend features using React and frontend frameworks (like Next.js).
• Build reusable UI components following design systems and UX guidelines.
• Integrate frontend applications with APIs (REST or GraphQL).
• Participate in code reviews and learn SQLI’s development standards and best practices.
• Fix bugs and improve existing components and features.
• Learn about performance, SEO, and accessibility in modern React/Next.js applications.
• Gradually take ownership of well‑scoped features with growing autonomy.
  
  

What we are looking for

• A first professional experience (job, internship, apprenticeship) or strong personal projects in frontend development.
• Solid foundations in HTML, CSS, and JavaScript, including experience with SASS/SCSS or modern CSS architectures.
• Initial hands‑on experience with React (components, hooks, basic state management).
• Basic understanding of Next.js principles (routing, pages, rendering basics) would be a plus.
• Good understanding of responsive and user‑focused design.
• Familiarity with Git and collaborative development workflows.
• Curiosity, motivation to learn, and team spirit.

Nice to have

• Experience with TypeScript.
• Basic knowledge of SSR / SSG concepts in Next.js.
• Familiarity with collaborative workflows involving CI/CD pipelines, code quality checks, and automated testing.
• Awareness of web accessibility fundamentals.
• Interest in performance optimization and modern frontend tooling.
  
  

What do we offer?

• Hybrid policy work
• Permanent contract.
• Competitive salary.
• Flexible Remuneration (Meal vouchers, kinder garden, Public Transport/Mobility)
• Private health insurance (including dental care).
• Udemy platform with a lot of on-line learnings (certifications, courses, etc).
• Individual yearly training and certification budget.
• Work Schedule Monday to Friday.
• Intensive working hours on Fridays and all week in July and August.
• Full salary coverage for sick leave.

A smooth and clear recruitment process

• CV Screening
• HR Online Interview (30 min)
• Tech Interview (45 min)
• Interview with Hiring Manager (1h)

SQLI Group ensures that applicants' personal data is processed as required by the EU General Data Protection Regulation (GDPR) and the Ley de Protección de Datos 3/2018 of the Spanish Kingdom . Personal data is processed for the purpose of carrying out the hiring process and joining to our talent community. You can exercise your rights in terms of General Data Protection and digital guarantees through [email protected].

You can learn more about your rights regarding data protection and our Data Policy by clicking on Privacy Center Hub

• Nivell d'experiència---
• Tipus de contracteA temps complert
• Publicada24 de març

Teletreball React API CSS Selenium REST TypeScript

• Proyecto estable como Frontend Engineer (React)
• Formarás parte de un ecosistema de Talento Tecnológico

¿Dónde vas a trabajar?

Page Consulting Tech Solutions, es el área de PageGroup especializada en la realización de proyectos IT en clientes, ofreciendo una amplia variedad de soluciones tecnológicas a medida con la flexibilidad y agilidad requerida. (https://www.michaelpage.es/seleccion-personal/technology-consulting)

Descripción

• Desarrollo de interfaces de usuario utilizando React y TypeScript
• Implementación de componentes reutilizables y escalables
• Gestión del estado de la aplicación y optimización de rendimiento
• Integración con APIs REST
• Desarrollo de interfaces responsive y accesibles
• Colaboración con equipos multidisciplinares (backend, producto, diseño)
• Debugging y resolución de incidencias en entorno local

¿A quién buscamos (H/M/D)?

• Conocimientos técnicos:
• TypeScript: uso de types, interfaces y generics básicos
• React (v19+) + Vite:
• Functional components
• Hooks: useState, useEffect, useCallback, useMemo
• Gestión de estado
• Material UI:
• Uso fluido de componentes
• Personalización básica con sx y theme
• Responsive Design:
• Flexbox / Grid
• Tailwind CSS
• Context API:
• Buen criterio sobre cuándo utilizarla
• Conocimiento de prop drilling
• APIs REST + Axios:
• Llamadas HTTP
• Interceptors
• Manejo de errores
• Formularios:
• Formik
• Validaciones con Yup o Zod
• Internacionalización:
• i18next (nivel básico)
• Debugging:
• Ejecución en local en modo debug
• Uso de breakpoints

• Conocimientos teóricos de arquitectura hexagonal
• Experiencia con IndexedDB y Cache API (PWA / aplicaciones offline)
• Conocimiento de autenticación con JWT:
• Flujo de autenticación
• Refresh tokens
• Buenas prácticas de almacenamiento seguro
• Experiencia en testing end-to-end:
• Playwright (preferible)
• Cypress o Selenium

¿Cuáles son tus beneficios?

• Contrato indefinido con Page Tech Solutions
• Hibrido en Barcelona
• Formación continua para desarrollar tu talento
• Beneficios sociales y plan de retribución flexible.
• Compensación de gastos de teletrabajo
• Plan de carrera en un ecosistema de talento tecnológico.