> Markdown version of [/jobs/ext/3044329-frontend-engineer](https://www.wearedevelopers.com/jobs/ext/3044329-frontend-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Frontend Engineer

- **Company:** knowmad Mood
- **Location:** Madrid, Spain (Remote available)
- **Contract:** Permanent contract
- **Skills:** JavaScript (Programming Language), Software Design Patterns, ECMAScript, JSON, Web Services, Sinon, ReactJS, Rollup, Git, Front End Software Development, Mocha, Jasmine
- **Published:** September 24, 2026
- **Apply:** https://www.adzuna.es/contact-us.html

## About the Role

+ React
 + JavaScript (ES5/ES6)
 + Webcomponents
 + Microfront-end strategies.
 + Unit & Component testing ( Karma, Chai, Sinon, Jasmine, Mocha)
 + Integration & E2E
 + JSON, REST, web-services.
 + Control version like GIT
 + Rollup, Web-pack and Node based CLI's.
 + Front-end design patterns and architecture., + Técnico
 + Recepciónista
 + Administrador
 + Ventas
 + Enfermero
 + Limpieza
 + Mantenimiento
 + Telefonista
 + Compras
 + Recursos humanos

Tipo de trabajo

 + Desde casa
 + Estudiantes
 + Online
 + Trabajos Verticales
 + En inglés
 + Teletrabajo
 + Media jornada

## Description

Al crear una alerta, aceptas nuestros Términos y condiciones y Política de privacidad, y el uso de cookies., Alemania Australia Austria Bélgica Brasil Canadá España Estados Unidos Francia India Italia México Nueva Zelanda Holanda Polonia Reino Unido Singapur Sudáfrica Suiza


## Related Videos

- [Test Driven Development with JavaScript](https://www.wearedevelopers.com/videos/222-test-driven-development-with-javascript)
- [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json)
- [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94)
- [Microfrontends at Scale](https://www.wearedevelopers.com/videos/236-microfrontends-at-scale)
- [Introducing JSON Structure](https://www.wearedevelopers.com/videos/100219-introducing-json-structure)
- [Web development best practices in 2021](https://www.wearedevelopers.com/videos/280-web-development-best-practices-in-2021)

## Related Articles

- [Dev Digest 133 - Back to Front](https://www.wearedevelopers.com/magazine/474-dev-digest-133-back-to-front)
- [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs)
- [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline)
- [Frontend Developer Salary in The UK](https://www.wearedevelopers.com/magazine/233-frontend-developer-salary-in-the-uk)
- [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023)
- [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers)