Empleos de backend python en Barcelona

MIGx is seeking a Software Engineering Team Lead to guide a Data and AI Engineering team. You will lead a player-coach approach, mentoring full-stack and backend engineers while staying hands-on with Python backends and React/TypeScript frontends.You will own features end-to-end, drive architectural decisions, ensure code quality and CI/CD, and engage with...

Novartis Digital Finance seeks a Senior Python Developer in Barcelona to design and deliver scalable Python-based AI-enabled financial solutions. You will work on secure, enterprise-grade backend services, APIs, and cloud-native integrations, collaborating with data scientists to operationalize ML/AI workflows.Ideal candidates have strong Python expertise,...

We're seeking exceptional Backend Product Engineers to build the infrastructure powering the future of AI-driven email marketing. You'll design and scale systems that handle millions of emails, real-time content generation, and seamless integrations. Full-time position based in Barcelona with competitive compensation. Migma.ai transforms email creation from...

MIGx is seeking a Software Engineering Team Lead to guide a Data and AI Engineering team. You will lead a player-coach approach, mentoring full-stack and backend engineers while staying hands-on with Python backends and React/TypeScript frontends.You will own features end-to-end, drive architectural decisions, ensure code quality and CI/CD, and engage with...

Joppy is seeking a Backend Engineer to join a partner team in Barcelona. This hybrid role combines office days with remote work and offers the chance to work on large-scale AI-driven verification systems.You will build backend services in Python (FastAPI), design data storage with Postgres/Redis/Cassandra, and develop batch and streaming pipelines while...

Novartis Digital Finance in Barcelona seeks a Senior Python Developer to design scalable Python applications powering AI-driven finance decisions. You’ll deliver secure backend services, APIs, and cloud-native integrations while mentoring peers in a hybrid Barcelona environment.Expected to collaborate with data scientists to operationalize ML/AI, build...

About the companyBiorce is a pioneering Healthtech company dedicated to revolutionizing drug development through the power of AI. We are passionate about accelerating medical advancements and improving patient outcomes.¿Es usted el solicitante adecuado para esta oportunidad? Descúbralo leyendo el resumen del puesto a continuación.Our team comprises...

Cala AI, based in Barcelona, seeks an experienced Backend Engineer to own end-to-end backend systems powering AI-driven verification at scale. You will develop services in Python (FastAPI), design data stores across SQL/NoSQL, and scale pipelines in a fast-moving startup.Hybrid in Barcelona (Gran Via office, 3 days/week). Stock options and flexible benefits...

Con el respaldo de GCO Ventures, estamos construyendo Aurela Health, una plataforma digital de salud mental que combina tecnología y un modelo asistencial estructurado para ofrecer terapias más accesibles, rápidas y personalizadas. A través de un ecosistema de psicólogos especializados y herramientas digitales, Aurela Health permite que cada persona...

Una empresa de tecnología en Barcelona busca un Programador/a de IA Generativa para desarrollar y mantener una plataforma interna. El candidato ideal tendrá experiencia en Java backend y APIs, y habilidades en Python para integrar LLMs. Se ofrecen salario competitivo entre 35.000 y 45.000 euros brutos anuales, horario flexible, y beneficios como cheque...

Senior Software Engineer (Backend) Lingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and advanced analytics to help people live healthier, longer, fuller lives. Our systems process massive volumes of real‑time data, and the backend is the heartbeat that transforms...

FledgeWe are a boutique Talent search firm connecting exceptional Talent with the most innovative companies in the AI and software development industries across EMEA. Our clients are among companies with innovative products that have a positive impact on our societies, and we present them with a solution model between fine consulting and flexible recruitment...

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...

ALTEN España busca un/a Analista Programador con experiencia en desarrollo backend en Python y conocimientos frontend con Angular/React/Next.js para un proyecto orientado a plataformas digitales y herramientas operativas escalables.Se valoran 3–5 años de experiencia, API REST, Git y metodologías ágiles. Modalidad híbrida en Barcelona, con oficinas en...

Overview In 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...

¡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...

WHO WE ARECreating content that resonates is great — turning that attention into growth is even better. That's what Manychat does.Our AI-powered automations help creators and brands engage with audiences across Instagram, Messenger, WhatsApp, and TikTok — at the right moment, with the right message, minus the manual work.We’re 400+ people across three...

Senior Full-Stack Engineer – AI-Native ApplicationsMaxIT Consulting – Max Corporate Group is looking for a Senior Full-Stack Engineer – AI-Native Applications 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...

A Place for Rover, Inc. is seeking a Full-Stack Engineer in Barcelona to enhance the booking experience. The candidate should have over 7 years of experience with robust backend systems, ideally in Python and Django, alongside a passion for pets and technical leadership skills. This hybrid role offers relocation assistance and requires effective...

Scopely is seeking a Staff Server Engineer for a new unannounced project based in Barcelona, Spain. This role involves leading the development of large-scale backend features for our game in a hybrid work environment.Ideal candidates will have experience in back-end systems for MMO games, strong leadership skills, and proficiency in languages such as Go,...