Empleos de backend python en Barcelona

Backend JavaReferencia: #111824Localización: BarcelonaExperience in team management with desire to evolve into a Team LeaderSkills: Development of microservices with Java 11/17 in functional Java, with SpringBoot. Knowledge of Web APIdevelopment in Python (2+ years)Cloud knowledge (Azure or AWS)Knowledge of development in Kubernetes. Knowledge of...

Shipco IT in Barcelona is seeking a Senior Application Developer to design, build, and maintain high-performance Python microservices. You’ll connect FastAPI backend with Angular frontends and collaborate across global teams.Ideal candidates have 5+ years Python experience, strong MySQL/SQLAlchemy, Docker, AWS ECS/ECR, and CI/CD with GitHub Actions....

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...

Job Description Job Title: Python Developer Job Type: Contract Location: Remote Job Summary In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what...

Overview AgileEngine is a leading software development company that creates award-winning software for Fortune 500 brands and startups across 17+ industries. We rank among the leaders in application development and AI/ML, and our people-first culture has earned multiple Best Place to Work awards. Why join us : If you're looking for a place to grow, make an...

Job Opportunity - Barcelona (Spain) At InnoIT, we’re looking for experienced Senior Python developers to lead the design, development, and delivery of backend solutions. Responsibilities Lead the design, development, and delivery of backend solutions. Requirements Bachelor’s degree or higher in Computer Science, Engineering, or related field 5+ years of...

En Napptilus crecemos y queremos hacerlo contigo!Buscamos un/a profesional con experiencia mínima de 5 años como Backend Developer. Trabajarás en una plataforma web con gran flujo de datos en el sector del retail. Es por ello que buscamos una persona con ganas de afrontar el reto y con mucho que aportar.Quiénes somos:Napptilus es un grupo de empresas...

En ALTEN España estamos buscando un/a Analista Programador con experiencia en desarrollo backend con Python y conocimientos en frontend con Angular/vue/React/Next.js para incorporarse a un proyecto innovador orientado a la evolución de plataformas digitales y herramientas operativas escalables.Buscamos una persona con orientación técnica, pasión por el...

Our partner is a fast-growing HealthTech company developing connected technologies at the intersection of hardware, embedded systems, IoT, AI and digital health. Their technology transforms everyday environments into intelligent health platforms, enabling seamless and continuous health monitoring. We are currently looking for a Senior Software Engineer...

Salary Range: €42,600.00 - €79,200.00 Job Description Summary #LI-Hybrid Location: Barcelona, Spain Relocation Support: This role is based in Barcelona, Spain. Novartis is unable to offer relocation support: please only apply if accessible. Imagine building the technology that powers the future of Finance. As a Senior Python Developer at Novartis Digital...

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....

Summary Location: Barcelona, Spain Relocation Support: This role is based in Barcelona, Spain. Novartis is unable to offer relocation support: please only apply if accessible. Imagine building the technology that powers the future of Finance. As a Senior Python Developer at Novartis Digital Finance, you will help transform how Finance teams leverage...

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...

Cala is looking for a Backend Engineer with 4+ years of experience to build the systems behind AI-driven information verification at scaleThe team behind Vilynx, a Barcelona AI startup that Apple acquired, founded Cala. They’re building a verified knowledge graph for AI agents, and they’re looking for someone who is strong in backend work (Python, APIs,...

Constructor.io is a distributed team hiring a backend-focused engineer for its Experiments platform. You’ll build Python services and data-heavy pipelines, with opportunities to contribute to the Dash UI and Spark/Databricks work, while prioritizing correctness and observability.You’ll own backend components for experiment assignment, logging, and...

Описание:IRiS Grupo Tecnológico develops technology-focused companies and helps clients redefine their future through Cloud, Cybersecurity, Data, and AI. Its Velorum product connects an organization's applications, databases, and infrastructure to build a live map of how the organization operates, extracting and structuring previously invisible...

Overview As a Senior Python Developer in Novartis Digital Finance, you design scalable Python applications that power AI-driven finance decisions. You operate at the intersection of software engineering, cloud technologies, and data science to deliver enterprise-grade solutions with real impact. You collaborate with global teams to operationalize ML and AI...

En Napptilus crecemos y queremos hacerlo contigo! Buscamos un/a profesional con experiencia mínima de 5 años como Backend Developer. Trabajarás en una plataforma web con gran flujo de datos en el sector del retail. Es por ello que buscamos una persona con ganas de afrontar el reto y con mucho que aportar. Quiénes somos: Napptilus es un grupo de empresas...

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. Requirements 6+ years of experience building and shipping production software. 3+ years of hands-on...