32 backend developer English-speaking jobs in Catalonia

Lead Engineer to join expanding teams, evolving product powered by microservice architecture (Java, Kotlin, Spring Boot). Design, develop, and maintain high-availability web applications. Drive team's technical roadmap, integrate AI, and optimize distributed systems. 5+ years experience in building complex distributed systems in Java or Kotlin and Spring Boot.

Lead Engineer to join expanding teams, evolving product powered by microservices (Java, Kotlin, Spring Boot). Design, develop, and maintain high-availability web applications. Drive team's technical roadmap, implement AI integrations, and optimize distributed systems. 5+ years experience in building complex distributed systems in Java or Kotlin and Spring Boot.

Lead Engineer to join expanding teams, evolving product powered by microservice architecture (Java, Kotlin, Spring Boot). Design, develop, and maintain high-availability web applications. Drive team's technical roadmap, implement AI integrations, and optimize distributed systems. 5+ years experience in building complex distributed systems in Java or Kotlin and Spring Boot.

experience Frontend experience with Vue.js (or willingness to learn) Experience with AI developer tools ... Responsibilities Software Development Develop and maintain backend services primarily in PHP and Python ... systems or microservices architectures Comfortable contributing across the stack Nice to Have Python backend ... Participate actively in technical discussions and knowledge sharing Your Profile Strong experience in PHP backend

This role has a strong focus on backend development and API architecture, while working very closely ... Both the frontend and backend technology stacks are not yet fully defined, making this a key position ... The engineer will be involved in designing, developing, and evolving scalable backend systems, creating ... Strong experience with TypeScript is expected, along with exposure to additional backend languages and ... While the position is backend-focused, experience collaborating with frontend teams and an appreciation

Technical Stack Modern backend: 5+ years of experience in building complex distributed systems in Java

Senior Backend Engineer will design, develop, test, deploy, and maintain software in a JVM language and Spring Boot. Experience with microservice architecture, relational and non-relational databases, and AWS is required. Full professional proficiency in English is necessary.

As a Backend Engineer at N26, you will be encouraged to embrace the latest technological updates and ... We are seeking a talented Backend Engineer to join our expanding teams in Barcelona and evolve our product

Senior Backend Engineer will design, develop, test, deploy, and maintain software using a JVM language and Spring Boot in large-scale production systems. Experience with microservice architecture, relational and non-relational databases, and AWS is preferred. Full professional proficiency in English is required.

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.

Including any redesign or functionality & capabilities improvements to truly embrace a developer-centric ... advanced strategic thinking and technical fluency to focus on corporate standards, compliance, and developer ... than just point-to-point integration projects.Drive the product vision & roadmap for the Dow Jones Developer ... understanding of API architectures (REST, GraphQL, Event-Driven), platform technologies (API Gateways, Developer ... API offerings.Foster an "API-as-a-Product" mindset and a culture of consistency, quality, and developer-centricity

Would you be interested in continuing to grow as a Senior Angular Developer in a leading multinational ... At Oxigent Technologies, we are selecting a Senior Angular Developer to participate in an Agile transformation

Game Path is working with a growing Mobile Game Developer based in Barcelona, Spain, actively seeking

PermanentLanguage : English (Fluent)Key ResponsibilitiesDevelopmentDesign, implement, and maintain backend

Proven experience delivering scalable web applications and backend services . ... Python (backend development) JavaScript / TypeScript with React Experience working with AI / Machine

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. Must have 5+ years of experience as a Frontend Engineer with in-depth knowledge of JavaScript, TypeScript, HTML, and CSS.

Develop and maintain AI systems using Python, FastAPI, and SQL. Conduct research and development in AI, focusing on LLMs and generative AI applications.

H&T Presspart is a market-leading developer and manufacturer of drug delivery devices and components,

Develop SAP standard and custom objects in the MDG environment. ABAP (OO) development in the SAP MDG framework. Develop SAP Fiori/UI5 applications and OData services.

Game Path is working with a growing Mobile Game Developer based in Barcelona, Spain, actively seeking