1120 backend developer English-speaking jobs in Catalonia

Familiarity with PHP 8.* as a developer. ... What You’ll Bring 3+ years of successfully leading and scaling cross‑functional development teams with backend

We are looking for a talented and motivated Backend Engineer (m/f/d) for our new Driver Onboarding team ... As part of a highly skilled, cross-functional team comprising Fullstack Engineers, Backend Engineers,

Experienced in developing backend systems with NodeJS. ... Develop interfaces between our backend APIs and consumer touchpoints. ... Create backend services following the "API First" principle.

Create backend services following the API First principle. ... Experienced in developing backend systems with NodeJS. ... Develop interfaces between our backend APIs and consumer touchpoints.

Experienced in developing backend systems with NodeJS. ... Develop interfaces between our backend APIs and consumer touchpoints. ... Create backend services following the "API First" principle.

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

containers, Kubernetes, and CI/CD automation Contribute to architectural decisions, SDK design, and developer ... crafting elegant frontends that make complex AI systems feel simple, to designing scalable APIs and backend ... ReactJS, and TypeScript, with a focus on clean, maintainable, and testable code Experience with modern backend

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

About the Job As Full Stack Developer, you will be assigned to the Global Build Area, which is responsible ... What You Do Design and implement end-to-end solutions across frontend, backend, and database layers ... reviews and provide mentorship to junior developers to enhance their technical skills What You Bring Backend

similar roles building technically complex products in any web programming language, with a focus on the backend ... We own the shared infrastructure, core services, and developer tooling that enable product teams to move ... That means core services, shared libraries, infrastructure, and developer tooling that need to be reliable ... work is often behind the scenes, but its impact is everywhere: reliability, scalability, security, and developer

similar roles building technically complex products in any web programming language, with a focus on the backend ... We own the shared infrastructure, core services, and developer tooling that enable product teams to move ... That means core services, shared libraries, infrastructure, and developer tooling that need to be reliable ... work is often behind the scenes, but its impact is everywhere: reliability, scalability, security, and developer

similar roles building technically complex products in any web programming language, with a focus on the backend ... We own the shared infrastructure, core services, and developer tooling that enable product teams to move ... That means core services, shared libraries, infrastructure, and developer tooling that need to be reliable ... work is often behind the scenes, but its impact is everywhere: reliability, scalability, security, and developer

We’re searching for an experienced Senior Backend Engineer (PHP) to join our Channels Platform Team and ... You’ll need: 5+ years of experience as a PHP developer (we use PHP 8.3). ... Enhance the developer experience by collaborating with technical stakeholders and improving the system

You are a polyglot developer: You have experience in several coding languages (especially for backend ... Our stack is Ruby on Rails for the backend and React/React‑native for the clients. ... We're particularly interested in candidates with strong experience in Ruby on Rails for the backend

Role Overview We are looking for a talented Backend Software Engineer to join our team. ... What We’re Looking For 2+ years of professional experience Strong backend engineering experience, with ... Experience operating and maintaining production services What You’ll Do Design, build, and operate backend

Alinia’s Back-End Engineer, you will play a foundational role in shaping the core infrastructure and backend ... Responsibilities Maintain, scale, and secure our Python FastAPI backend and microservices Serve and ... someone who thrives in a fast‑paced startup, can wear multiple hats, and wants to help define how the backend ... Work closely with product and front‑end engineers, translating user and product needs into scalable backend ... similar frameworks Deep experience with RESTful APIs, PostgreSQL, and Docker Solid understanding of backend

🧠 Senior Backend Engineer (LLM / AI Experience) Hybrid · Tech Team · Full-time 📍 Barcelona, Spain In ... a few words Build and scale backend systems powering conversational AI & digital humans Hands-on senior ... Barcelona (hybrid) or remote in Europe | 💰 €50k–€65k Why this role is exciting: You’ll shape the backend ... redefining how businesses interact with customers worldwide. 🚀 The Role We’re looking for a Senior Backend ... architecture with the Video Synthesis Engineer Feature Development & Implementation (50%) Implement backend

Have strong backend fundamentals and experience building APIs and backend services. ... scaled backend systems with complex data models and external integrations. ... Have experience in building and operating backend systems in production. ... Have designed database schemas and backend architectures for complex business workflows. ... Why this role exists: We are looking for an experienced backend engineer who has previously built or

systemic redundancies across teams; lead efforts to consolidate tools and services to simplify the developer ... As a Staff Software Engineer, you will serve as a technical leader and architect for our backend systems ... What You’ll Do Technical Strategy: Define and drive the long‑term technical roadmap for Golang‑based backend

Backend: Node.js, TypeScript, Python, Microservices Infrastructure: Kafka, PostgreSQL, AWS, Terraform ... latency/cost discipline), QA and test automation, infrastructure/reliability and observability, and developer ... Portfolio across AI platform, QA/test automation, infrastructure/reliability and observability, and developer ... Strong technical judgment across backend architecture and distributed systems; experience operating microservices