121 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

Architecting scalable React frontends and robust Ruby on Rails backend services. ... Proven track record in e‑commerce or handling complex, data‑heavy backend systems. ... About You You are a self‑driven developer with a consultant mindset. ... We are looking for a Senior Full Stack Developer (Freelance) to collaborate with our in‑house tech team ... Your Role As a Senior Full Stack Developer at Netenders, you’ll work on long‑term, high‑impact projects

We're looking for a backend developer with a strong .NET background to join our international eCommerce ... Your day-to-day at Novicell Develop backend solutions on .NET and Azure (Functions, Service Bus, API ... About the role You will be part of our e-commerce solutions department, a team of 40+ backend and frontend

Backend Java Developer will design, develop, and deploy services using Java 8, Java 11, Java 17, and Spring Boot. Experience with Docker, Kubernetes, and API knowledge (Swagger, Tibco Mashery) is required.

Experience contributing to platform engineering initiatives or internal developer platforms. ... scalable backend services within a modern microservices architecture. ... Familiarity with Python for backend services or data‑oriented workloads. ... Identify and address performance, reliability, and stability issues in backend services. ... Mission The Backend Software Engineer will be responsible for designing, implementing, and maintaining

power our internal tools, with a strong focus on configuration workflows, tooling reliability, and developer ... What You Will Do As a Web Tools Backend Engineer, you will help build and evolve the backend systems ... Scopely is looking for a Web Tools Backend Engineerto serve on and elevate our new casual game, Monopoly ... You will work primarily in C# backend development, designing and maintaining the services, APIs, and ... Design, build, and maintain backend systems for internal tools used to configure and operate live game

Background in developer platforms or AI infrastructure services. ... Experience developing enterprise‑scale SaaS or distributed backend systems. ... Curiosity and a genuine interest in emerging AI technologies and modern backend architectures. ... well‑structured, efficient, and testable Python code for production services, experimentation, and internal developer

You will work on both sides of the stack but with more focus on the backend side. ... The Role You will be building not only integrations, but also facilitating developer partners to have

What You Bring At least 3 year of experience as a Backend Engineer Proactive team player that is ready ... As a backend engineer, you will also be part of our games team and work closely with game design, player ... What You\'ll Do Our backend applications are developed using several programming languages & technologies ... , so you should be eager to work with our legacy code, extend, maintain & continuously refactor the backend

Profile 5+ years of professional experience as a software developer. ... Experience with Kotlin (JVM) for backend development. ... Extensive knowledge in server‑side backend development. ... Responsibilities Design, implement, maintain and operate robust backend services to support scalable

We are seeking a Senior DevOps & Backend Engineer with hands on Node.js backend development experience ... Omega CRM Consulting is looking for a Senior DevOps & Backend Engineer that would like to collaborate ... end to end—improving delivery systems and platform reliability while also contributing directly to backend ... maintain scalable, secure, reliable cloud native infrastructure on AWS Develop and support Node.js backend ... infrastructure, CI/CD automation, and operational excellence with the ability to design, build, and support backend

We’re looking for a Full-Stack JavaScript Developer to join our team. ... Opportunities for growth in frontend, backend, and DevOps. ... Frontend: Vanilla JS, React, Webpack, Rollup Backend: Node.js, Express, Puppeteer, Playwright, Redis

Qualifications Strong experience developing backend services for a technology product. ... About the Role We are looking for a Backend Engineer based in Barcelona, Spain to join our distributed ... Responsibilities • Design and implement resilient backend services. • Develop and maintain distributed

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

Monitoring & Operations - Set up logging, monitoring, and alerting for backend services. ... experience with Supabase or equivalent PostgreSQL-based backend services; Hands-on experience with ... The Role As a Backend Software Engineer, you will be responsible for designing, building, and maintaining ... Requirements 5+ years in backend engineering roles; Proficiency in Node.js and TypeScript; Strong ... product managers, frontend developers, and other cross-functional teams to deliver robust and scalable 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

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

Design, build, and maintain efficient, reusable, and reliable code. Conduct code reviews and participate in architectural design meetings. Evolve into an AWS expert, guiding the team in selecting appropriate AWS technologies. Write unit, integration, API, and automation tests. Provide maintenance and support for software in the production environment.

Senior Backend Software Engineer, Auxiliary Squad 1 week ago Be among the first 25 applicants Diabolocom ... Team Composition 3 backend developers 1 team lead What We’re Looking For 10+ years in software ... of our exponential growth, we are strengthening our internal engineering team and opening a Senior Backend ... Authentication Services, which handle large volumes of traffic and serve as the entry point for all backend

Javascript Developer will analyze, develop, and track requirements for A/B tests on web platforms. Responsibilities include unit and manual testing, cross-functional collaboration, and code reviews. Requires 5+ years of experience as a Frontend Engineer with in-depth knowledge of JavaScript, TypeScript, HTML, and CSS.