81 backend developer English-speaking jobs in Catalonia

We are seeking a talented Backend Engineer to join our expanding teams in Barcelona and evolve our product ... Europe, including Vienna and Barcelona, and a 1,500-strong team of more than 80 nationalities.As a Backend

Your Mission Interested in working with an AI Data Platform supporting sustainability, with backend ... Your Profile We are looking for a Mid-Level Python Developer to strengthen our team and further boost

Quantion is a Business Digital Transformation services company founded in 2015 and part of the Astek Group group operating in more than 25 countries with over 10,000 employees worldwide. Our team is specialized in application development, UX/UI, and digital business transformation, focused on building innovative solutions that drive measurable business results.

For this position, we are looking for a qualified and experienced PHP Engineer to join our iLovePDF backend

ABOUT THE ROLE As a Backend Developer (Go), you will play a key role in modernizing a large‑scale platform ... This role focuses on building resilient backend foundations, influencing architectural decisions, and ... MUST HAVES Bachelor’s degree in Computer Science or related field; 5+ years of backend software development

integrations across IT and OT platforms, developing AI/ML/GenAI platforms for smart solutions, and enhancing developer ... Ensure seamless integration of backend services with the overall Software Factory infrastructure and ... Backend Software Engineer Specialist- Energy Management Solutions About the Role Location Spain Barcelona ... Software Engineer, where you will immerse yourself in designing and implementing robust backend services ... How You’ll Make an Impact Design, implement, and optimize scalable backend services using C# and .NET

About the role: We’re looking for a Senior Full Stack Developer to join our in‑house tech team. ... QA processes Familiarity with Docker containers Experience in e‑commerce implementations or complex backend ... consuming RESTful APIs Strong knowledge of software architecture and design patterns across frontend and backend

Referrals increase your chances of interviewing at Kleinanzeigen by 2x Get notified about new Salesforce Developer ... Collaborate with cross-functional teams (backend, product, UX) to define and deliver innovative solutions ... services) Experience in an Agile environment, collaborating closely with designers, product managers, and backend

Collaborate closely with engineers to enhance the developer experience and internal tooling. ... Containers: Docker, Kubernetes CI/CD: GitHub Actions, Monorepo (Turborepo) Backend: Node.js, TypeScript

Development background in modern frontend and backend frameworks. ... Developer enablement: Guide the development team with tools, automation, and best practices for CI/CD

Backend Engineer (Python, Kubernetes, AWS) The Role As a Backend Engineer, you will design and build ... This role offers strong ownership of backend architecture and the opportunity to shape platform standards ... What You’ll Do Design and implement backend services and APIs using Python frameworks Build and deploy ... in Computer Science, Engineering, or related field, or equivalent practical experience 2+ years of backend ... for junior candidates; 6+ years for senior candidates Professional experience developing production backend

of the technical direction across a growing portfolio of mobile games, spanning client architecture, backend ... gaming or mobile products Strong expertise in scalable architecture, performance optimisation, and backend

have Experience designing and maintaining public APIs, including authentication, versioning, and developer ... You’ll thrive in ambiguity, helping define what we build and why, while designing robust backend systems ... you’ll bring Full‑Stack Technical Depth: Solid production‑level capabilities in both frontend and backend

Verification (BAV) + Qualified Electronic Signatures (QES) teams in Barcelona—we’re looking for a Senior Backend ... As a Senior Backend Engineer At Fourthline, You Will Design, develop, maintain, and improve our microservices

From high‑performing APIs to backend algorithms, integration frameworks, to guaranteeing data privacy ... You’ve worked with a variety of web APIs and developed backend services using modern OOP practices. ... Our systems are built in Ruby on Rails, PostgreSQL and Redis on the backend, and Typescript and React ... However, this role is more heavily focused on backend development, but will have some frontend development

Collaborate with backend engineers to integrate AI capabilities. ... Backend: FastAPI, SQLAlchemy, Pydantic. Cloud: GCP (Vertex AI, Cloud Run), Terraform. ... You will also implement MLOps pipelines, optimize performance, and collaborate closely with backend engineers

Excellence team for their CCH Tagetik application, seeking an experienced EPM application solution architect/developer

Role Description We are seeking a New Business Developer for a full-time, on-site role in Barcelona. ... The New Business Developer will identify new business opportunities, establish and nurture client relationships

You will be part of a collaborative and agile environment, working on the core backend platform that

social platforms Able to publish and iterate independently Experience 3–8 years in B2B SaaS, developer ... Nice to have Some product marketing exposure (bonus only) SEO fundamentals Familiarity with developer ... and deployment Latency and performance trade-offs Multi-region systems and compliance constraints Developer