Empleos de react front-end developer en Madrid

Hopper is seeking a senior full stack engineer to anchor HTS Assist, our agentic AI assistant for travel. You will own the realtime and voice layer end to end, building React/TypeScript front ends, Scala/Python services, and cloud infrastructure.The ideal candidate has 6+ years of experience and a track record with realtime/low-latency systems, RESTful APIs,...

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...

En ALOVIA estamos en la búsqueda de un/a Senior Back-End Developer /Architect con experiencia en la implementación de Microservicios y Event-Driven Architecture. Esta posición es para uno de nuestros clientes del sector servicios IT.Modalidad de trabajo: HíbridoDiseñar e implementar arquitecturas basadas en microservicios y event-driven...

Expereo is hiring a Lead Engineer in Barcelona to drive the transformation of their digital platform. You will design and build full-stack applications, mentor engineers, and ensure coding best practices. Required skills include strong proficiency in JavaScript, experience with front-end frameworks like React, and understanding of cloud environments. The...

Developer Java Angular IA (Claude Code) Estamos seleccionando un/a Backend Developer con conocimientos de Frontend y orientación hacia AI Engineering para incorporarse a un interesante proyecto dentro del sector asegurador, en un entorno tecnológico, ágil y con posibilidad de trabajar 100 en remoto. Requisitos técnicos Más de 4 años de experiencia en...

Company:Oliver WymanDescription:Who we areOliver Wyman is a global management consulting firm. We work with clients through their most defining moments, combining deep industry knowledge, specialized expertise, and the power of perspective to help them adapt, grow, and thrive.We believe diverse perspectives make the work stronger. Our consultants bring...

Are you looking for an innovative and well‑established place to develop your professional career? GMV is a technology group with extensive experience. If you want to know more about us, visit the GMV website. What challenge will you be taking on? As part of our team, you will work on critical systems for the space sector, developing high‑quality web...

Apply for Backend Developer Analyst | SPARK/SCALA | 100% Remote at UST in Madrid, MD, ES. This Full time on site position offers great opportunities for career growth.Role description We are 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,...

Desde Qaracter estamos buscando un/a UX Engineer Senior para incorporarse a un proyecto estratégico dentro del área de Global Markets de una importante entidad financiera.Buscamos un perfil híbrido que combine UX/UI y desarrollo Front-end, con experiencia en entornos de Financial Markets y, especialmente, en plataformas de FX Trading.La persona...

Lever, Inc. is seeking an experienced Angular Developer in Spain to build, enhance, and maintain scalable web applications and CMS-based platforms.This fully remote contract role focuses on modern front-end architectures, REST/GraphQL integrations, and progressive modernization of legacy apps using AngularJS retirement paths. You will collaborate with...

If you dream about being a spy, but you don’t like Martinis, your place is with us! We are expanding our teams in the Space sector to take on Space Traffic Management projects. We’ll get to the point; we’ll tell you what’s not on the web. If you want to know more about us, go to the GMV website. WHAT CHALLENGE WILL YOU BE TAKING ON? GMV is looking...

Ubicación: Manoteras, Madrid (Modalidad Híbrida) 3 días presenciales en oficina y 2 días de teletrabajoAños de Experiencia Requeridos: 5+ añosEn Zemsania, buscamos, para incorporación directa a plantilla de importante empresa tecnológica, un perfil de Senior Full Stack Developer / Technical Leader. Si eres un apasionado de la tecnología, con una...

Описание:Titan Operating System S.L. (Titan OS) is a Barcelona-based technology, entertainment, and advertising company developing products and services in the CTV industry.Задачи:Design and develop highly scalable backend services and APIs supporting front-end applications and third-party integrations; Build and maintain databases, ensuring...

Capgemini Engineering busca un Desarrollador/a Java con experiencia en entornos de I+D e interoperabilidad de espacios de datos. Se trabajará con Java 21+, Maven/Gradle, APIs REST y tecnologías como Eclipse Dataspace Connector, FIWARE y Data Space Protocols.Para presentar una candidatura, simplemente lea la siguiente descripción del puesto y asegúrese de...

DWS Group, Madrid, is seeking a Front End / UI Engineer, Associate, to join the Risk Navigator team. You will lead modern UI development using JavaScript, TypeScript, and React, shaping frontend architecture and delivering intuitive interfaces for risk management workflows. The role requires strong design sense, collaboration across locations, and ownership...

* You will join our frontend teams for one specific, time-limited initiative: the migration of our online shop to SCAYLE's new platform architecture. SCAYLE is our e-commerce platform provider and is currently evolving its architecture. The exact scope of the migration will be defined together with SCAYLE in upcoming workshops. * Your focus will be on...

GMV is a technology group with extensive experience.What challenge will you be taking on?Your responsibilities will include the following:Design, develop, and maintain backend applications, APIs, and microservices.Develop and optimize DevOps and CI/CD processes to ensure secure and reliable software delivery.Support the deployment, integration, and...

Zinco es el SOCIO estratégico para las pymes más exigentes de España.Trabajamos con todo tipo de empresas, desde pymes y startups como Embat o Payflow hasta corporaciones como LVMH o Gant.Nuestra misión es clara: ayudar a fundadores y CEOs a hacer sus empresas más rentables y escalables, ocupándose de todo lo profesional, fiscal, laboral, contable y...

Swiss Delivery Excellence: Transforming Life Science Consulting Worldwide.Fusion Consulting is a globally leading Business and IT boutique consultancy specialized in the Life Sciences industry, partnering with leading companies in pharma, healthcare, and animal health.With over 450 employees and 25 offices worldwide, our mission is to revolutionize our...

A multinational technology company is seeking a Tech Lead Platform Engineer specialized in Python and React to join their remote team in Spain. You will design and maintain the internal developer platform, leveraging cloud services primarily on AWS and Azure. Ideal candidates will possess significant experience in back-end development, agile methodologies,...