Empleos de backend python en Barcelona

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.л Únete a nuestro equipo de desarrollo backendQueremos reforzar nuestro equipo con un/a Backend Python Senior que lidere el diseño y...

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...

Tus tareasServicios TIC e Ingeniería para la gestión empresarial.Trabajamos diseñando soluciones a medida de las necesidades de nuestros clientes.Somos una empresa 2.0 innovadora donde las personas son muy importantes para nosotros.La ética, transparencia, imparcialidad e independencia forman parte de nuestra filosofía.Tu perfilESTAMOS EN LA BÚQUEDA DE...

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...

BarcelonaEngineering – Engineering /Full-time /HybridWho we are: At Rover, pets and their people are at the heart of everything we do. We connect pet parents with trusted pet care across the U.S., Canada, Europe, and Australia.Headquartered in Seattle and Barcelona, we’re a values driven, fast-growing tech company focused on building safe and...

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 Series D, accelerating our vision to transform education through human-led, AI-enhanced learning. As a...

¿Te interesaría seguir desarrollándote como Programador/a de IA Generativa en una empresa dedicada a mejorar la calidad de vida de las personas mediante seguros, servicios de salud y atención personalizada, con 100 años de experiencia en el mercado,con sede en Barcelona? Desde Oxigent Technologies seleccionamos un Backend Engineer (Java) con...

Description Do you love turning ideas into working code that makes a real impact? Feel energized by building solutions that make global systems faster, smarter, and more reliable. Enjoy collaborating across teams to solve complex problems and bring business needs to life through technology? Join Shipco IT as a Senior Application Developer At Shipco IT,...

Manychat is seeking a Senior Python Engineer for Brands in Barcelona. You will own backend systems, design scalable services with FastAPI, and directly influence product decisions. You’ll collaborate with product and partners to ensure the code delivers real metrics and growth. You’ll work on building a new product from scratch, with room to lead your...

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 Series D, accelerating our vision to transform education through human-led, AI-enhanced learning. As a...

¡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're expanding the Backend Lead behind an AI-powered product built on modern LLM technologies. You will own the platform services domain, partnering closely with product and engineering to turn ambitious ideas into scalable, production-ready systems.Requirements6+ years of experience building and shipping production software.3+ years of hands-on experience...

We're looking for a motivated Backend Developer to join our UGC Platform Team in Barcelona. Flowbox was founded in 2016 and is a fast-growing tech scale-up with large ambitions and broad visions. We provide a SaaS platform that helps brands improve their marketing, social media and e-commerce strategies. Our technology helps our clients to better collect,...

**We're Hiring: Software Engineer (Hybrid - Barcelona)** We are expanding our core engineering team. We are looking for an experienced Backend Engineer who thrives on solving complex technical challenges across distributed systems, data pipelines, and applied AI infrastructure. **What You'll Do:** - Design and build scalable backend services using...

We are bsport. The place to be! bsport is an all-in-one platform combining boutique fitness and advanced technology. Our platform helps our partners manage their bookings, payroll, marketing and more, to streamline operations and boost their commercial success. Since we launched in 2019, we have already achieved the following: We’ve built a community of...

UST, a multinational technology services company, seeks a Senior Backend Spark Developer (Remote from Spain) to design and optimize data-processing solutions within the Client Contribution platform. You will build scalable Big Data pipelines, lead architectural decisions, and collaborate with multiple teams to ensure performance and reliability.The role...

Full Stack Engineer (Python/FastAPI + React) (m/f/d) - (Barcelona · Híbrido) Sobre la oportunidad Desde Q-tech estamos colaborando con uno de los mayores grupos empresariales de Europa, una compañía internacional de origen alemán con presencia en sectores como retail, alimentación, industria y servicios digitales, con más de 595.000 empleados en 32...

BioCatch, the market leader in behavioral biometrics, seeks a Senior Backend Developer in Barcelona to join a high-scale team. You will design and implement core services and APIs for real-time traffic with strict SLA.Work on data collection, aggregation, and research for advanced fraud detection in a hybrid Barcelona setting. The role emphasizes scalable...

Citibeats is the fastest and most efficient social intelligence and text analytics platform in the market. Citibeats organizes unstructured data via natural language processing (NLP) and machine learning. Our platform allows for the gathering of relevant information in changing social contexts, which permits public organizations and financial institutions to...

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...