knowmad mood is a leading Spanish technology consulting firm specializing in digital transformation, software development, and IT strategy. With a workforce of over 2,500 professionals, the company provides high-impact services across various sectors including banking, insurance, and retail, helping organizations navigate complex technological shifts through innovation and agile methodologies.

Headquartered in Madrid, the company maintains a significant presence across Spain with multiple regional hubs and a strong culture of remote work. For international professionals, knowmad mood is an attractive employer due to its involvement in large-scale international projects, frequent requirements for English-speaking talent, and a flexible "work from anywhere" policy for many of its technical roles.

Founded in 1994 as atSistemas, the company rebranded to knowmad mood in 2023 to reflect its international expansion and digital transformation focus. It is currently listed on the BME Growth market and continues to grow through both organic development and strategic acquisitions.

For international professionals

Offers a high volume of 100% remote roles, allowing employees to live anywhere in Spain.
Many positions specifically require high English proficiency (C1 level), making it accessible for international talent.
Publicly traded on the BME Growth market, indicating financial stability and corporate transparency.
Operates multiple physical offices in major Spanish cities including Madrid, Barcelona, and Palma de Mallorca for those preferring hybrid work.
Actively hires for modern tech stacks including AI, Cloud (AWS/Azure), and DevOps.

Senior Frontend Engineer (React & TypeScript)

knowmad mood

This job was originally posted in Spanish and automatically translated to English. You'll most likely need Spanish to apply.

Job Description

We are knowmad mood!

We are a leading digital transformation company, constantly evolving and at the forefront of technology. We were born to provoke real change through innovation and sustainable development, with the mission of adding value to clients and boosting our talent.

Comprised of more than 3,000 creative, digital, and innovative people connected to a purpose and capable of generating connections with people all over the world. A responsible, flexible team with a high capacity to adapt to the needs of our clients and the market, while providing value, vision, creativity, expertise, professionalism, and a passion for technology in every project.

The values that mark our course and guide us toward excellence are collaboration, innovation, commitment, fun, and trust.

What do we value?

At least 5 years of experience as a Frontend Engineer developing web applications with React, TypeScript, JavaScript, HTML, and CSS.

• Experience in integration with REST APIs, JSON, and web services.
• Solid knowledge of testing (unit, component, integration, E2E, visual, and accessibility).
• Experience with Git, build tools (Webpack, Rollup, Node CLI), and dependency management (NPM, Yarn).
• Knowledge of frontend architectures, design patterns, and micro-frontends.
• Experience working in Agile environments and collaborating with multidisciplinary teams.
• Experience in banking, fintech, or financial services will be valued.
• We would love it if you are also proficient in English: English level B2 or higher, both spoken and written.

What would your functions be?

• Develop and maintain customer-oriented web applications using React and modern frontend technologies.
• Integrate solutions with REST APIs and services ensuring performance, security, and scalability.
• Ensure software quality through automated testing and development best practices.
• Participate in the design of frontend architectures and micro-frontend strategies.
• Collaborate with Product Owners, designers, architects, and backend teams to deliver business solutions.
• Contribute to CI/CD, DevOps, and continuous improvement initiatives within Agile teams.

Additionally, we will view it very positively if you have experience and/or knowledge in:

• Cloud (Azure, AWS, or GCP).
• Micro-frontends and Design Systems.
• CI/CD and DevOps practices.
• Web accessibility (WCAG).
• Agile methodologies (Scrum, Kanban, SAFe).
• Banking sector, fintech, or digital transformation.

And with us you can enjoy:

✅ Permanent Contract

✅ 100% REMOTE

✅ Internal training and access to certifications ♻ Check our calendar here:

https://www.knowmadmood.com/es/talento/formacion

✅ Flexible remuneration plan (health insurance, transport, childcare vouchers, restaurant vouchers)

✅ Brand Ambassador, through our referral plan

Recommend your friends and get an extra!

✅ Events, meetups, techdays, talks... and much more!

✅ 26 days of rest (22 vacation days, 2 personal days, and December 24th and 31st as default holidays)

✅ Schedule: 8:30 to 18:00 (flexible) Mon-Thu and Fri 8:00 to 15:00, and Summer Intensive in July and August from 8:00 to 15:00

To stay up to date with our news, follow us here -> knowmad mood

At knowmad mood> we are committed to equal opportunity and respect for diversity. We apply our Equality Plan and the principle of non-discrimination in all our selection processes.

View original advert (Spanish)

We are knowmad mood!

Somos una compañía líder en transformación digital, en constante evolución y a la vanguardia de la tecnología. Nacimos para provocar un cambio real a través de la innovación y el desarrollo sostenible, con la misión de aportar valor a los clientes e impulsar nuestro talento.

Formado por más de 3.000 personas creativas, digitales e innovadoras conectadas a un propósito y capaces de generar conexiones con personas de todo el mundo. Un equipo responsable, flexible y con alta capacidad de adaptación a las necesidades de nuestros clientes y del mercado, a la vez que proporciona valor, visión, creatividad, expertise, profesionalidad y pasión por la tecnología en cada proyecto.

Los valores que marcan nuestro rumbo y nos guían hacia la excelencia son la colaboración, la innovación, el compromiso, la diversión y la conﬁanza.

¿Qué es lo que valoramos?

Experiencia de al menos 5 años como Ingeniero/a Frontend desarrollando aplicaciones web con React, TypeScript, JavaScript, HTML y CSS.

• Experiencia en integración con API REST, JSON y servicios web.
• Conocimientos sólidos en testing (unitario, componentes, integración, E2E, visual y accesibilidad).
• Experiencia con Git, herramientas de construcción (Webpack, Rollup, Node CLI) y gestión de dependencias (NPM, Yarn).
• Conocimiento de arquitecturas frontend, patrones de diseño y micro-frontends.
• Experiencia trabajando en entornos Agile y colaborando con equipos multidisciplinares.
• Se valorará experiencia en banca, fintech o servicios financieros.
• Nos encantaría si además te manejases bien con Inglés: Nivel de inglés B2 o superior, tanto oral como escrito.

¿Cuáles serían tus funciones?

• Desarrollar y mantener aplicaciones web orientadas al cliente utilizando React y tecnologías frontend modernas.
• Integrar soluciones con APIs y servicios REST garantizando rendimiento, seguridad y escalabilidad.
• Asegurar la calidad del software mediante pruebas automatizadas y buenas prácticas de desarrollo.
• Participar en el diseño de arquitecturas frontend y estrategias de micro-frontends.
• Colaborar con Product Owners, diseñadores, arquitectos y equipos backend para entregar soluciones de negocio.
• Contribuir a iniciativas de CI/CD, DevOps y mejora continua dentro de equipos Agile.

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

• Cloud (Azure, AWS o GCP).
• Micro-frontends y Design Systems.
• CI/CD y prácticas DevOps.
• Accesibilidad web (WCAG).
• Metodologías ágiles (Scrum, Kanban, SAFe).
• Sector bancario, fintech o transformación digital.

Y con nosotros podrás disfrutar de:

✅Contrato Indefinido

✅ 100% REMOTO

✅Formación interna y acceso a certificaciones ♻Consulta nuestro calendario aquí:

https://www.knowmadmood.com/es/talento/formacion

✅Plan de retribución flexible (seguro médico, transporte, tickets guardería, tickets restaurante)

✅Embajador de nuestra marca, a través de nuestro plan amigo

¡Recomienda a tus amigos y llévate un extra!

✅¡Eventos, meetups, techdays, charlas...y mucho más!

✅ 26 días de descanso (22 días vacaciones, 2 días de libre disposición y 24 y 31 diciembre festivos por defecto)

✅ Horario: 8.30 a 18h ( flexible) L-J y V 8 a 15h e Intensiva de Verano Julio y Agosto de 8 a 15h

Para estar al corriente de nuestras novedades síguenos aquí -> knowmad mood

En knowmad mood nos comprometemos con la igualdad de oportunidades y el respeto a la diversidad. Aplicamos nuestro Plan de Igualdad y el principio de no discriminación en todos nuestros procesos de selección.