Empleos de backend full stack engineer en Barcelona

Ersilia, based in Barcelona, is seeking a Senior Full Stack Engineer to design, build, and own product features across frontend and backend systems. You will collaborate with tech leadership and cross-functional teams to deliver high-quality software used by customers daily. The role emphasizes delivery, quality, and collaboration, with an opportunity to...

Join one of Southern Europe's fastest-growing startupsEnginy is a Barcelona-based startup and one of Southern Europe's fastest-growing companies ranked #3 in the Sifted 100: We're building the AI-native GTM platform for modern B2B teams, combining prospecting, enrichment, intent signals, AI research and outreach into one product so sales teams can focus on...

Product Engineer: Build the products developers and creators actually want to use Spain On-site Full-time Job Overview At each::labs, we're building tools that make generative AI accessible and useful for developers, creators, and businesses. We move fast, experiment continuously, and care about turning powerful technology into products...

Airlines have spent decades selling one trip at a time. At Caravelo, we help them build recurring relationships with their customers instead. We build the technology behind airline subscription products used by carriers around the world, combining SaaS, payments, booking systems and airline integrations in one platform. Our Product & Platform teams build...

Sopra Steria Group busca un/a Full Stack Developer con más de 5 años de experiencia en Java y Angular para unirse a su equipo en Barcelona. La posición ofrece un contrato indefinido y jornada completa, con oportunidades de formación continua y beneficios como seguro de vida y retribución flexible. El candidato ideal tendrá sólidos conocimientos en...

About Exoticca Exoticca is a pioneering online travel agency that has revolutionized the conception, production, and e-commerce of long-distance dream trips. At the core of Exoticca's brand equity is the commitment to \"creating life milestones.\" About Exoticca Exoticca is a pioneering online travel agency that has revolutionized the conception,...

SlashMobilitySlashMobility es una firma boutique tecnológica que está construyendo algo diferente a la consultoría tradicional.Habilidades, experiencia, cualificaciones... No queremos ser una fábrica de horas ni una consultora masiva.Ayudamos a grandes organizaciones a diseñar y construir productos digitales y plataformas tecnológicas que realmente...

Hi I'm Abhik, Ashby's Co-Founder and VP of Engineering. What Ashby gives you in return is the best of both early and growth-stage environments. While also the product-market fit and scale of a growth-stage startup: 100,000+ weekly active users who depend on your software and eagerly await your next feature. We have notable customers like Notion,...

Full Stack Engineer (Backend focused)The company and our mission: Zartis is a global AI transformation and technology consulting partner where talented engineers and technologists work on cutting edge innovation. We partner with ambitious organizations to design, build, and scale technology solutions that deliver real impact. Our teams bring deep expertise...

About ABCDxABCDx is a Swiss-Spanish MedTech company developing innovative blood-based point-of-care diagnostic solutions combining biomarkers, lateral-flow technologies, smartphone image analysis and clinical algorithms. Our focus is on acute neurological and cardiovascular conditions, with clinical development activities across Europe.About ABCDxABCDx is...

OverviewIn this role you will join a cross-functional team to deliver impactful learning experiences for tutors and learners at scale.You will shape backend and frontend engineering across Python/Django and React, drive architectural decisions, and mentor others to raise the engineering bar.You'll apply data-driven methods to validate ideas, work with...

Jobgether SRL is seeking a Full-Stack Engineer (Backend Leaning) – Payments Engineering, based in Spain. You will build and evolve the payment infrastructure powering billing, usage tracking, pricing, and payment processing for self-service and enterprise customers in an AI-focused environment.This remote role offers significant technical ownership,...

About SeqeraSeqera is on a mission to empower scientists and organizations to solve humanity's biggest challenges through data-driven science. As the company behind Nextflow and the Seqera Platform, we enable global enterprises, biotech innovators, academic institutions, and public sector organizations to scale complex data workflows with confidence.We're...

Join one of Southern Europe's fastest-growing startupsEnginy is a Barcelona-based startup and one of Southern Europe's fastest-growing companies ranked #3 in the Sifted 100: We're building the AI-native GTM platform for modern B2 B teams, combining prospecting, enrichment, intent signals, AI research and outreach into one product so sales teams can focus on...

Join one of Southern Europe's fastest-growing startupsEnginy is a Barcelona-based startup and one of Southern Europe's fastest-growing companies ranked #3 in the Sifted 100: We're building the AI-native GTM platform for modern B2 B teams, combining prospecting, enrichment, intent signals, AI research and outreach into one product so sales teams can focus on...

About UsAt THEKER, we're taking on one of the greatest challenges of the 21st century: redefining how physical work gets done in the world.We are a robotics and AI company building intelligent, adaptable systems that solve problems traditional automation never could. We recently closed the largest robotics Series A in Europe's history, and we're looking for...

Full Stack Engineer (Senior/Lead) ID38801 AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. Overview We are looking for a...

United Nations in Barcelona seeks a Geospatial Full-Stack Developer and Data Engineer Consultant to support the City Resilience Global Programme with technical expertise and data-driven analyses for partner cities and institutions. The consultant will lead capacity-building activities, advance resilience and climate adaptation projects, and contribute to...

Lexroom is building the AI platform for legal work with a rapidly growing team across Europe. We’re seeking a senior engineer to own technical decisions in a small squad, shipping end-to-end features and collaborating with the product manager and designer. You’ll work across Next.js, TypeScript, Python, Django, and Django Ninja, with a strong bias...

You will build and ship features across the full stack of Reunion Marketing's products, from the database and APIs to the interfaces our teams and automotive dealer clients use every day.We are looking for a senior full-stack engineer who uses AI coding assistants as a core part of how they build, ships production code at a pace that would not be possible...