Empleos de javascript react en Madrid

About Prosper AI Prosper AI specializes in AI Phone Agents for healthcare, providing human-like expertise while significantly reducing costs. Our AI Agents efficiently handle tasks for calling patients and payors such as claims status checks, benefit verification, prior authorizations, patient scheduling, and balance reminders. We aim to eliminate $200B in...

Senior Backend Java Developer for Digital Innovation HubFesto is a Global leader Engineering firm with over 20k employees worldwide. We create and develop highly specialized technical tools for several applications, such as Industrial Automation, Chemical depuration, Food & Beverage processing, 3d Modelling, etc. Working in the Digital Hub, you will act as a...

Senior React Native Engineer This role is an opportunity to define hybrid mobile strategy within a large-scale, native mobile ecosystem. The organisation is exploring how to deliver features more efficiently by combining native (Swift/Kotlin) applications with React Native and WebView-based journeys. If you thrive on de-risking emerging technologies and...

Senior Backend Developer (Ruby on Rails)Madrid, A Coruña, Salamanca, Barcelona, Ciudad Real | Hybrid Model | Full-time | Permanent Contract At TeamSystem | Quipu, we help thousands of freelancers, SMEs, and accounting firms across Spain manage their businesses simply and efficiently through an intuitive and reliable SaaS platform. Since October 2025, Quipu...

Deine Aufgabe Im Rahmen der Initiative eines großen öffentlichen Unternehmens wird ein Deine Aufgabe Im Rahmen der Initiative eines großen öffentlichen Unternehmens wird ein Ingenieur mit einer starken technischen Basis und einer auf Innovation ausgerichteten Mentalität gesucht. Die Rolle konzentriert sich auf die Konzeption und Implementierung von...

Factech Servicios Informáticos busca un/a Desarrollador/a Full Stack con fuerte perfil frontend para diseñar, desarrollar y evolucionar soluciones web modernas, colaborando estrechamente con negocio, UX/UI y backend. Todas las habilidades, cualificaciones y experiencia relevantes que necesitará un candidato seleccionado se enumeran en la siguiente...

Elastic, the Search AI Company, empowers everyone to find answers in real-time, leveraging all their data at scale, and fueling the potential of businesses and individuals The Elastic Search AI Platform, trusted by over 50% of the Fortune 500, unifies the precision of search with the intelligence of AI to accelerate impactful results The Software Engineer...

En Vao Sistemas buscamos incorporar talento a nuestro equipo.Buscamos incorporar un/aDesarrollador/a Full Stackpara participar en el diseño, desarrollo y evolución de aplicaciones y soluciones tecnológicas vinculadas altelecontrol, la automatización, IoT y la digitalización de procesosen nuestras oficinas deAlmoradí (Alicante) .La posición combina...

OverviewEn cdmon llevamos más de dos décadas construyendo una internet más accesible, segura y eficiente para miles de usuarios en España y el mundo. Somos mucho más que hosting, dominios y cloud: somos la infraestructura crítica sobre la que empresas y personas construyen su presencia digital. El rolEl Software Engineer Team Lead será responsable de...

En Ioon estamos convencidos de que la tecnología será el eje de la transformación de nuestras vidas, ¿Te animas a ser parte de esta revolución? Te proponemos esta posición por si te quieres sumar a un nuevo reto profesional en el que tendrás la oportunidad de desarrollar tus habilidades como Senior Full Stack .NET 1. Core Tech Stack: Deep knowledge of...

Are you a Senior .NET Software Engineer seeking a new interesting challenge?If your answer is yes, it's your lucky day so keep reading, it can be just what you're looking for!WHAT WILL YOU DO?We are looking for a dynamic, proactive and talented person to join our team and perform the following tasks:Design and deliver end-to-end solutions for claims...

🚀 We are looking for Top Talent…and we would be delighted if you joined our team! More in detail, UST is a multinational company based in North America, certified as a Top Employer company with over 35,000 employees worldwide and a presence in more than 30 countries. We are leaders in digital technology services, delivering large-scale technology...

Role Description We are still looking for the very Top Talent…and we would be delighted if you were to join our team! More in details, UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work company with over 35.000 employees all over the world and presence in more than 35 countries. We are leaders on...

About Our CompanyFortuna has become an established brand among customers within just a few years. We became a proud international Family of companies carrying Fortuna Entertainment Group from the first betting shop.Madrid, ES, 28045Let's play togetherAbout Our CompanyFortuna has become an established brand among customers within just a few years. We became a...

En eXperience IT Solutions, empresa tecnológica con más de 25 años de experiencia en el sector IT, desarrollamos soluciones innovadoras para clientes de primer nivel en distintos sectores. Apostamos por el talento, la excelencia técnica y la colaboración, ofreciendo un entorno profesional, flexible y con proyección de futuro.Buscamos incorporar un/a AI...

Frontend Lead Engineer - Prime (Hybrid) As you contemplate your future, you might be asking yourself, what's the next step? Start your journey with us! We're seeking an experienced Engineering Manager in Barcelona or Madrid (Spain) to lead a team of backenders and frontenders engineers to foster the growth of the subscriber base for our unique subscription...

About the CompanyNN Digital Hub is a subsidiary company of NN Group located in Madrid, Spain. We deliver IT services and solutions for the different international Business Units.NN Netherlands is the head office of NN Group, a financial services group with over 180 years of history, helping people care for what matters most to them. We are committed to the...

Join Tether and Shape the Future of Digital Finance At Tether, we’re not just building products, we’re pioneering a global financial revolution. Our cutting-edge solutions empower businesses—from exchanges and wallets to payment processors and ATMs—to seamlessly integrate reserve-backed tokens across blockchains. By harnessing the power of...

Welcome to MVST. We’re a full product delivery studio based in Munich and Barcelona, on a mission to help companies build products and services that truly make a difference in the world.Our ServicesFull Product DeliveryProduct Management & StrategyUI/UX DesignSoftware DevelopmentDevOps / MLOps / AIRole OverviewDevelop and maintain web + mobile applications...

Descripción de la empresa T-Systems es parte del grupo Deutsche Telekom, con unos 30.000 empleados en todo el mundo. Creamos tecnología con propósito para generar un impacto positivo en la sociedad. Buscamos talento curioso, con ganas de aprender, asumir retos y aportar ideas que transformen la experiencia de nuestros clientes. Confiamos en las...