105 backend developer English-speaking jobs in Barcelona

Step into a hands-on role as a .NET Consultant where you'll be much more than a backend developer.

As a Backend Developer, you'll do more than code, you'll communicate the intricacies and problems at ... Developer at ADP.Scrums. ... Job DescriptionADP is hiring a Backend Developer.In this role, you will join a team to build a centralized ... one million employees.To thrive in this coding career, you'll need to be an expert in Java.For the Backend ... having the skills to do the job.Here's what you can expect on a typical day in the life of a Senior Backend

Backend Developer for Projects and CRM. Join a team building intuitive software to simplify business operations. This role requires passion and commitment to create cutting-edge products.

Developer (Node.js/TypeScript)Main responsabilities:Requirements analysis.Participate in the technical ... / Software Developer role.Backend Expertise: Strong experience with Node.js and TypeScript, including ... Marketing and providing a unique Customer Relationship with mainly focus on Innovation is looking for a Backend ... highest quality.Requirements & ExperienceRole Experience: 3-4 years of proven experience in a similar Backend

The Role As a Senior Fullstack Developer, you will join Viaplay with the mission of bringing the best ... to thrive in this role, we do believe you'll have at least some experience in the following: Strong backend

developer, you will be responsible of:Take ownership of the product from a technical standpointWork ... billing processes, data management and integration with many internal and external systems.As a Senior backend ... Docker, Continuous Integration and Deployment on Github.Your profile : You have at least 5+ years of backend ... knowledge sharing, mentoring of more junior developers and fair employee evaluationOur technical stack : Backend

diversity are at the heart of what we build, and we are still growing.The role:We are looking for a Java Developer ... You will own backend architecture decisions and work closely with product and data to ship reliable, ... do:Work on challenging developments involving high concurrency and affecting millions of users.Own backend ... Backend is your centre of gravity, but you go wider when it helps the team, and you collaborate naturally ... development, and a focus on quality and performance.Be involved in technical decisions, and step outside backend

team building large-scale backend platforms that support mission-critical digital products. ... We are looking for a Senior/MID .NET Backend Engineer / Tech Lead to join a high-performing engineering ... You will play a key role in defining backend architecture, leading technical decisions, and delivering ... Key Responsibilities Design, develop, and maintain scalable backend applications using C# and .NET Core ... Required Skills Backend Development C# .NET Core / ASP.NET Core REST APIs Microservices Architecture

and support from more senior colleagues are key.What you will bring ð• Strong experience with .NET backend ... Experience working with GitHub and Agile environments.You will be responsible for designing and developing backend

learn how our innovative team is helping connect, protect and power our planet.As a Full Stack .NET Developer ... You will work with n-tiered .NET Framework and .NET Core backend solutions, including WCF Services, APIs ... Backend solutions interact with MS SQL and SAP data layers.Responsible for refactoring and rearchitecting ... development experience.Strong debugging, troubleshooting and problem-solving skills.Proficiency in SQL and backend

improvement and innovation.Curiosity and a genuine interest in emerging AI technologies and modern backend ... LiteLLM, LangChain, or similar frameworks.Experience developing enterprise-scale SaaS or distributed backend ... well-structured, efficient, and testable Python code for production services, experimentation, and internal developer ... SkillsExperience working with multiple LLM providers (OpenAI, Anthropic, Qwen, open-source models).Background in developer

Principal Backend EngineerPrincipal Backend EngineerAvailable in 2 locationsBarcelona, SpainStockholm ... As Principal Backend Engineer, you will take the technical lead on building backend systems that are: ... We're looking for a Principal Backend Engineer to join our Monetisation & Rewards area, where you'll ... help design and deliver the backend infrastructure that drives our game economy systems across the entire ... You understand the craft of Java backend development and love shipping high-quality code that players

complex systems, making technical decisions that improve scalability, reliability, maintainability, and developer ... Our team builds scalable, resilient products using Python/Django on the backend and React on the frontend ... features using Python/Django, supporting the creation of new backend services as well as design, create ... full-stack role, with approximately 60% of the work focused on backend development and 40% on frontend ... drive customer and business impact, including, but not limited to:Back-end Development: Develop and own backend

Any engineering background works: backend, frontend, mobile. ... tool that removes it for everyone.Developer Tooling Experience:You have built or operated internal developer ... About the opportunityWe are seeking for a Backend Engineer with Full-Stack capacity for our The Agentic

We are looking for a developer who is passionate about datastores and invested in improving the reliability ... with us.Meet the Team:As the Backend Platform and Support team, we focus on building and managing the ... The Backend Platform team operates as part of the broader Platform Engineering division.What We Are Looking ... tuningYour Qualifications and Skillset:Computer Science or equivalent background3+ years as a Fullstack or Backend

Design, develop and maintain RESTful APIs and backend services. ... Strong expertise in Java Backend development. Solid experience with Java 17. ... We are looking for a Senior Java Backend Engineer to join our growing Java Development Competence Center ... Responsibilities Design, develop and maintain high-quality backend applications using Java 17/21 Develop ... This is an excellent opportunity for a passionate backend engineer who enjoys building scalable applications

Integrate with REST APIs and other backend services. ... Professional experience developing backend applications in Python. ... Contribute to backend development using Python, including implementing APIs, business logic, and data ... developing modern, responsive web applications using TypeScript and JavaScript, while collaborating on backend ... engineer who enjoys owning features from concept to deployment, working closely with product, design, and backend

cloud-native, headless CMS, composable architectures)Introduce tools, frameworks, and practices to improve developer ... A strong inclination to deep dive into code and platform internals (frontend and backend) is essential.What ... CD, release governance, and production readinessOversee impact analysis of changes across frontend, backend ... Platform OwnershipDefine, design, and govern end-to-end architecture across frontend, middleware, APIs, backend ... Strong experience in enterprise web platform architecture across frontend, backend, and integration layersDeep

decisions with chapter-wide impact through RFCs and hands-on prototypes, aligning product, design, and backend ... We own the build system, developer tooling, module architecture, testing infrastructure, and observability ... You Will Do ðKeep builds fast, hermetic, and understandable as the codebase and the team grow.Build developer ... mindset: treating other engineers as your users, measuring impact, and demonstrating a passion for developer

solutions for the pharmaceutical industry.In this role, you will design, develop, and operate scalable backend ... systems using TypeScript, Node.js (Nest.js)5+ years designing and maintaining scalable backend services ... As our next backend engineer, you'll play a central role in improving the scalability, reliability, and ... AI-powered product capabilities5+ years of professional software engineering experience working on backend ... environments (AWS preferred).It would be great if you also have . . .Experience working with Java in backend