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# Frontend React Developer | Ecommerce, Telco & Optimizely

- **Company:** knowmad Mood
- **Location:** Madrid, Spain
- **Contract:** Permanent contract
- **Skills:** Adobe Analytics, JavaScript (Programming Language), Agile Methodology, Amazon Web Services, HTML5, Microsoft Azure, Cascading Style Sheets (CSS), Continuous Integration, DevOps, Web Development, Google Analytics, Scrum Methodology, Next.js, TypeScript, Google Cloud, ReactJS, Cypress (Programming Language), Playwright, Front End Software Development, Restful APIs, Optimizely, Microservices
- **Published:** September 9, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=2f07d701bd94520a

## About the Role

Experiencia de al menos 5 años como Desarrollador/a Frontend Senior React.

 * Experiencia sólida en desarrollo de aplicaciones web de ecommerce de alta disponibilidad y rendimiento.
 * Amplios conocimientos en React, Javascript/Typescript, HTML5, CSS3 y arquitecturas frontend modernas.
 * Experiencia en el sector Telco, participando en proyectos digitales orientados a cliente final.
 * Experiencia trabajando con CMS, especialmente Optimizely.
 * Conocimientos de integración con APIs REST y entornos de microservicios.
 * Experiencia trabajando con metodologías ágiles (Scrum/Kanban).
 * Capacidad de trabajo en equipo y colaboración con equipos multidisciplinares.
 * Buenas prácticas de desarrollo, testing y calidad de código.
 * Nivel de inglés C1 o superior, con capacidad para desenvolverse en entornos internacionales.

Además, valoraremos muy positivamente si tienes experiencia y/o conocimientos en:

 * Next.js.
 * Arquitecturas Headless Commerce.
 * Azure, AWS o GCP.
 * CI/CD y herramientas DevOps.
 * Testing con Jest, Cypress o Playwright.
 * Diseño responsive y Mobile First.
 * Adobe Analytics, Google Analytics o herramientas de analítica digital.
 * Experiencia en grandes entornos ecommerce con alto volumen de tráfico.



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