96 backend developer English-speaking jobs in Catalonia

Senior Backend Developer will design, develop, test, deploy, and maintain software using a JVM language and Spring Boot in large-scale production systems. Experience with relational and non-relational databases, preferably Postgres, and AWS is required.

developer with Java and Spring Boot Strong experience in designing and developing RESTful and/or GraphQL ... Do you want to design scalable backend systems and build powerful APIs that drive modern digital platforms ... company events, drinks flat rate and good coffee What you do Design and development of scalable backend ... systems, databases and third-party services Ensuring high performance, security and reliability of backend ... architecture and development processes What you bring along 5+ years of professional experience as a 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

elegant developer‑facing interfaces. ... You care deeply about reliability, performance, and developer experience. ... Work at the intersection of backend engineering and AI, abstracting complex image models into simple, ... About You You have strong experience building backend systems in Python, with a focus on APIs used ... Collaborate closely with product, machine learning, backend, and sales teams to ensure the API delivers

Join to apply for the Vue.js Developer (m/f/d) Barcelona role at Precitec 3D Metrology. ... Ensuring high code quality and best practices If applicable: Utilizing your C++ knowledge for specific backend ... applications using Vue.js Implementation of user interfaces and interaction designs Collaboration with the backend ... Ensuring high code quality and best practices If applicable: Utilizing your C++ knowledge for specific backend ... applications using Vue.js Implementation of user interfaces and interaction designs Collaboration with the backend

Senior backend developer will design, develop, test, deploy, and maintain software. Collaborate with the Tech Lead on new features and mentor junior team members. Experience with JVM languages, Spring Boot, and relational/non-relational databases is required.

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

We are seeking a Middle Python Developer to contribute to backend service development in a distributed ... You will own features and collaborate to deliver reliable, maintainable backend services using Python ... and support Develop backend APIs and services using Python and Django Work on message‑driven systems ... What You’ll Do Take ownership of assigned backend features and services from development through deployment ... on‑call rotations and production support What We’re Looking For 3+ years of professional Python backend

headless CMS solutions such as Sitecore, Storyblok or Contentful Close collaboration with UX/UI design, backend ... Advanced / Senior Frontend Web Developer (all genders) Do you want to build modern web applications and ... Git, Vercel, Netlify) What You Bring Along. 4+ years of experience as a frontend developer with JavaScript

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

Leverage your frontend expertise to make APIs developer‑friendly and fast. ... Backend (Where you’ll grow): Node.js, Go, Microservices. ... The Fullstack Predisposition – Strong interest in the backend (Node.js). ... Fullstack Ownership: Work closely with backend engineers to contribute to the Node.js services. ... Adaptability – Excited by moving across the stack, seeing backend as an opportunity to broaden impact

improvements; Drive architectural decisions and establish patterns that support scalability, reliability, and developer ... In this role, you will design high-performance backend systems and APIs that process large volumes of ... ABOUT THE ROLE We are looking for a Middle/Senior Backend Engineer to help architect and scale a modern ... MUST HAVES 3-4 years of software development experience building scalable systems (using any backend

Troubleshoot and improve CI/CD workflows and developer experience. ... Interest in learning Go to contribute to backend services. ... Integrate with REST APIs and collaborate closely with backend teams. ... will own features end-to-end - from APIs and SDK design to polished UIs - while working closely with backend

Troubleshoot and improve CI/CD workflows and developer experience. ... Interest in learning Go to contribute to backend services. ... Integrate with REST APIs and collaborate closely with backend teams. ... will own features end-to-end - from APIs and SDK design to polished UIs - while working closely with backend

Senior Backend Engineer – Go / Golang 6 month contract – hybrid (Dublin, London, Barcelona, Warsaw or ... Berlin) I'm working with a product-led SaaS company looking for multiple senior backend engineers ... These roles sit across core backend services and a newer AI-focused area building agentic capabilities

Experience in developing backend applications and automation tools. ... Qualifications Proven experience as a Java Developer, with a strong understanding of Java 8 and Java ... Job Description Key Responsibilities Design, develop, and maintain backend applications for our automation

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

Do you want to build scalable backend systems and develop powerful APIs for modern digital platforms? ... Development and maintenance of backend services using Java and Spring Boot Implementation and further ... services What you bring along. 1–3 years of professional experience in backend development with ... knowledge of Spring Boot and API development (REST or GraphQL) Interest in microservices and modern backend ... Writing clean, maintainable and well‑documented code Supporting testing, debugging and optimization of backend

Improve the observability and quality of data going in and out of the system Build and improve the backend ... Our industry‑leading developer data platform, MongoDB Atlas, is the only globally distributed, multi‑cloud ... Success Measures In three months, you’ll be familiar with our developer tools and the existing features

development of scalable component architectures and clean code standards Close collaboration with UX, backend ... leading a team of developers Very strong leadership skills to drive technology decisions and move a developer