senior software engineer - full stack js

A leading software development company in Barcelona is looking for a Senior Full Stack Engineer to enhance a health and wellness platform. The successful candidate will work on web and mobile applications, contributing to performance and user experience. Ideal applicants have 5+ years in scalable systems and expertise in ReactJS, NodeJS, and React Native....

Full-Stack Engineer Own products for years rather than weeks - build them properly, keep them alive, and make the agentic build method something a team can rely on. Mainloop is a new engineering team inside an established international group. We are in Barcelona, we are being built from scratch this year, and we have the backing, the customers and the...

Wizeline, un proveedor global de soluciones tecnológicas impulsadas por IA, busca un Senior Full Stack Software Engineer (TypeScript / React) para unirse a su equipo en España. El candidato ideal combinará experiencia en desarrollo front-end y back-end, con capacidad para integrar LLMs y trabajar en proyectos de IA empresarial. Ubicación: España, con...

Senior .NET Full-Stack Developer/Integration Engineer - Remote - European candidates We are seeking a remote Senior .NET Full-Stack Developer/Integration Engineer for an International Institution, with experience in Web development applications, integration, data migration, back-end, and front-end development. EU candidates are welcome to apply and must be...

Senior Full Stack Engineer - Agentic Industrial Emissions Platform(React and Go)Full-timeIFS is a billion-dollar revenue company with 7000+ employees on all continents. Our leading AI technology is the backbone of our award-winning enterprise software solutions, enabling our customers to be their best when it really matters–at the Moment of Service™. Our...

This Visa sponsorship job abroad position offers great opportunities for career growth. This role welcomes full remote or hybrid work arrangements. However, applicants must be based in Spain, France or Italy and have a work permit to be considered. ABOUT LAUNCHMETRICSLaunchmetrics is the leading Brand Performance Cloud used by Fashion, Lifestyle and Beauty...

Full-Stack Engineer Own products for years rather than weeks - build them properly, keep them alive, and make the agentic build method something a team can rely on. Mainloop is a new engineering team inside an established international group. We are in Barcelona, we are being built from scratch this year, and we have the backing, the customers and the...

En el grupo eXperience, 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. Actualmente buscamos...

About UsPerk (formerly TravelPerk) is the intelligent platform for travel and spend management. Built to tackle the time-consuming, manual work that gets in the way of real work, our tools automate everything from travel bookings to expenses, invoice processing, and more. By eliminating this shadow work that wastes hours, erodes morale, and saps innovation,...

Full-stack Technical Lead (Java+React) (#5710) Bulgaria, Poland, Romania, UkraineWork type:Office/RemoteTechnical Level:LeaderJob Category:Software DevelopmentProject:ZIMN-iXis a global software development service company that helps businesses across the globe create next-generation software products. Founded in 2002, we unite 2,400+ tech-savvy...

Wolters Kluwer in Bilbao is seeking a Senior Product Software Engineer (Expert Level) to lead design, development, and troubleshooting of software products. You will work with cross-functional teams to deliver scalable, user-centric solutions.The role emphasizes performance optimization, technical documentation, testing strategies, and collaboration with...

Wizeline, a global AI-native technology solutions provider, seeks a Senior Full Stack Software Engineer (TypeScript / React) to join our Spain team. This role requires strong English and Spanish, with client-office attendance in Madrid or other locations as needed. Remote work is possible, but candidates must be based in Spain and available at least 3 days...

HoyMaxIT Consulting – Max Corporate Group is looking for a Senior AI-First Full-Stack Engineer to join a fast-growing European technology company building an AI-powered workforce platform for the healthcare sector.The company operates a multi-sided marketplace used by hundreds of hospitals and care organizations across several European countries,...

OverviewSi sus habilidades, experiencia y cualificaciones coinciden con las de esta descripción del puesto, no demore su solicitud.1inch is the DeFi ecosystem building financial freedom for everyone. 1inch products help users and builders trade, hold and track digital assets with self-custody, comprehensive security and an intuitive user experience. 1inch...

Wolters Kluwer is seeking a Senior Product Software Engineer to develop and maintain scalable full-stack solutions in a cloud-native, microservices-oriented environment. You will contribute hands-on across backend, frontend, and DevOps, collaborating with cross-functional teams to deliver high-quality software.You will design RESTful APIs, build...

Atmen, a Munich and Madrid-based RegTech startup, is hiring a senior full-stack engineer. You will develop, test, and deploy scalable software across frontend and backend layers using TypeScript, React, Node.js, PostgreSQL, and AWS.You’ll own features end-to-end, mentor teammates, and help improve performance while delivering enterprise-grade certification...

Barcelona, Spain | Senior Engineering OpportunityMaxIT Consulting – Max Corporate Groupis looking for aSenior Full-Stack Engineer – AI-Native Applicationsto join a fast-growing European technology company building an AI-powered workforce platform for the healthcare sector.The company operates a multi-sided marketplace used by hundreds of hospitals and...

En AD4 Octógono buscamos un/a Senior Full Stack Software Engineer, con orientación preferente a Backend, para incorporarse a un proyecto tecnológico donde la innovación y la IA aplicada al desarrollo tienen un papel relevante. Requisitos imprescindibles +5 años de experiencia como Full Stack Developer / Software Engineer. Experiencia sólida en Java,...

About UsPerk (formerly TravelPerk) is the intelligent platform for travel and spend management. Built to tackle the time-consuming, manual work that gets in the way of real work, our tools automate everything from travel bookings to expenses, invoice processing, and more. By eliminating this shadow work that wastes hours, erodes morale, and saps innovation,...

Are you ready to revolutionize the world of clinical trials? At Evinova, we're on a mission to transform drug development by leveraging cutting‑edge AI and Machine Learning. With the goal of increasing clinical trial success rates by 20%, accelerating timelines by 36 months, and slashing study costs by 50%, we need innovative minds like yours! If you're a...