Empleos de senior back-end javascript developer en Barcelona

¡En K-LAGAN te estamos esperando para continuar creciendo juntos! Somos una empresa estratégica internacional de servicios tecnológicos, comprometida esencialmente con su equipo y con la sociedad. Ofrecemos soluciones en servicios IT, desarrollos de ingeniería, de electrónica y proyectos de I+D. Misión del puesto Como Senior Developer Full Stack en el...

We power people’s progress.At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact.We’ve just reached unicorn status with a $150M...

We are looking for a Senior Full Stack Developer with strong AI expertise to build and deploy AI solutions in production. Backend and AI integration end to end, in an Agile Scrum team alongside data scientists, AI engineers and frontend developers. Deliverable: working software. Main Responsibilities & Key Activities: Develop scalable backend systems and...

We are looking for a Senior Front-End Developer to join one of our clients – a disruptive startup in the field of AI and instant message technologies in Barcelona. Must-have Requirements: Experience in HTML5, CSS3/SASS Knowledge in Bootstrap (v4+), React, and Redux Experience with ReactNative, Service Workers, and Firebase Knowledge in UI/UX Nice-to-have...

¿Te interesa el sector tecnológico?¿Te gusta asumir nuevos desafíos?¿Y la tecnología puntera?¿Te interesa EVOLUCIONAR hacia la Arquitectura Cloud? Si es así... ¡¡Estás de suerte!! VIEWNEXT somos una compañía perteneciente al grupo IBM. Como empresa líder en servicios de Tecnología de la Información, nos encontramos en constante búsqueda de...

¡En K-LAGAN te estamos esperando para continuar creciendo juntos! Somos una empresa estratégica internacional de servicios tecnológicos, comprometida esencialmente con su equipo y con la sociedad. Ofrecemos soluciones en servicios IT, desarrollos de ingeniería, de electrónica y proyectos de I+D. Misión del puesto Como Senior Developer Full Stack en el...

Your mission We are looking for a Senior Developer to work on our multi-tenant B2 B Saa S platform, used by HR teams and by employees across the organisations we work with. The role combines hands-on development with architectural decisions and code review, and carries direct ownership of the areas you work on. This Is What You Will Do With Us Develop across...

En Indra Group, protegemos lo que más importa. Desarrollamos soluciones tecnológicas avanzadas que refuerzan la seguridad nacional e internacional, participando en proyectos estratégicos europeos de alto impacto.ð» Únete a nuestro equipo de desarrollo backendQueremos reforzar nuestro equipo con un/a Backend Python Senior que lidere el diseño y...

Are you an experienced backend developer passionate about using your skills to combat cybercrime and fraud? BioCatch, the market leader in behavioral biometrics, is looking for a back-end developer to join our dynamic team.As a Senior backend developer at BioCatch, you will work with a team of intensely curious individuals dedicated to innovation and growth....

Are you our next Fullstack Developer?Role: Fullstack Developer (Mid / Senior)Location: Hybrid (Remote / Turin, Italy)The Mission: A Digital World Without BarriersAt Accessiway, we aren’t just a SaaS company; we are a scale-up growing at supersonic speed with one ambitious goal: to make technology accessible to everyone, no ifs or buts. We believe that...

Overview En Indra, buscas un Backend Python Senior para liderar el diseño y evolución de arquitecturas seguras y escalables en proyectos críticos del ámbito defensa. Trabajarás integrando soluciones backend con foco en rendimiento y calidad, colaborando con equipos multipROceso (frontend, DevOps, arquitectura, producto) para impulsar la transformación...

Your TasksThe Product Detail Page (PDP) team is a cross-functional product team within the Webshop department, composed of a Product Manager, Product Owner, Data Analyst, QA Engineer, UX Designer, and four Software Engineers. The PDP provides users with a detailed, single-page view of a product to support informed purchasing decisions. It presents product...

One of the companies we work with at Joppy is looking for a Backend Engineer to join the team. Work modality: HYBRID in Barcelona (3 days/week at office). We're looking for an experienced backend engineer with depth. You'll come from a Backend Engineering background - Python, APIs, distributed systems - but what matters most is your motivation to build...

Sanoma Learning is the leading European learning company, serving over 20 million students in 11 countries. We offer printed and digital learning materials as well as digital learning and teaching platforms for primary, secondary, and vocational education. The development of our methodologies is based on deep teacher and student insight and really...

JavaScript EngineerSkip to main contentWe use cookies to help provide you with the best possible online experience. Please read our Cookie Policy for more details about the use of cookies and our Recruitment Privacy Policy for more information.#JavaScript Engineer page is loaded## JavaScript EngineerApplylocations: Barcelona, Spaintime type: Full...

JavaScript EngineerSkip to main contentWe use cookies to help provide you with the best possible online experience. Please read our Cookie Policy for more details about the use of cookies and our Recruitment Privacy Policy for more information.#JavaScript Engineer page is loaded## JavaScript EngineerApplylocations: Barcelona, Spaintime type: Full...

SlashMobilitySlashMobility es una firma boutique tecnológica que está construyendo algo diferente a la consultoría tradicional. No queremos ser una fábrica de horas ni una consultora masiva. Estamos creando una casa para la Tecno Élite: profesionales que quieren trabajar con grandes corporaciones en retos reales, con equipos pequeños, muy buenos y con...

Overview En SEIDOR, como Programador/a WEB en la Unidad de Consultoría SAP, ayudas a transformar procesos y datos para una empresa inteligente. Desarrollas y mantienes APIs y servicios back-end en Node.js, colaborando con equipos multidisciplinares para entregar soluciones integrales. Participas en revisiones de código y despliegue en entornos Cloud...

Allianz Technology seeks a skilled backend engineer to design, develop and operate scalable microservices and RESTful APIs. You will work with Java 17+ and Spring Boot in a hybrid setup, collaborating with cross-functional teams to translate business needs into robust technical solutions. The role emphasizes code quality, automated testing, and production...

System design feature (60 min)Hi, we’re Back Market.We’re here to help make tech reliable, affordable, and better than new. We're a global marketplace for refurbished devices, helping lower our collective environmental impact by providing trustworthy, affordable tech with 92% less carbon emissions than new.Yep, you read that right. Turns out refurbished...