95 backend developer English-speaking jobs in Catalonia

About You Solid understanding and hands‑on experience with RESTful APIs. 3+ years of experience in backend ... optimize part of the CI/CD workflow, ensure secure feature delivery, refine Kanban/process metrics for backend

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.

Drive developer experience: tooling, monorepos and/or micro‑frontends when justified, starter templates ... Collaborate with UX, Product, and Backend to align technical decisions with user and business outcomes ... Design frontend–backend integration (API contracts, versioning, error handling, caching, BFF when appropriate

Role Overview We’re looking to bring a Software Developer (Electronic Invoicing) to join a small, technically ... Experience working in high‑availability / high‑throughput backend environments. ... In this role, you’ll take end-to-end ownership of backend systems — from design and implementation to ... Participate in code reviews, technical discussions, and contribute to backend architecture decisions.

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

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

Tech Managers, including practical exercises to evaluate your approach and problem-solving skills as a developer ... Responsibilities Architect, develop, and maintain scalable, robust backend services, starting from ... We are seeking a talented Backend Engineer to help us architect and build the next iteration of our AI-powered ... demonstrate the potential impact of adopting this new technology Must-have 3+ years of experience in OOP Backend

Technical Stack Frontend — SvelteKit, Vue.js, TailwindCSS; Backend — Node.js, Go, PHP; Infrastructure ... Are you a detail‑oriented full stack developer who enjoys building polished, high‑performance web applications ... stability of the platform What you need to succeed in this role 2+ years of experience in a Full‑Stack Developer

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

Design, develop, and maintain backend services for Mobile DevOps platforms using Rust Contribute to backend ... Take your career to the next level with Amaris Consulting as a Mobile DevOps BackEnd Engineer. ... Strong professional experience in backend development, preferably using Rust Experience designing and ... maintaining microservices and backend APIs Solid experience with CI/CD tools (Jenkins, Bitbucket Server

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

Developer Tooling: Develop and implement internal tooling and automation to streamline the work of our ... Are proficient in Python (backend) and have working knowledge of any of the main Frontend frameworks.

About the job Senior ServiceNow Developer ServiceNow Developer Responsibilities Develop and customize

Overview We are looking for an experienced Senior Backend Engineer to expand and optimize our digital ... An accomplished Senior Backend Engineer will be someone whose expertise results in the stable, fast, ... To ensure success as a Senior Backend Engineer at Factor-Eleven, you should possess extensive knowledge ... Ultimately, a top-class Backend Engineer at F11 should be able to envision, plan, develop, test and deliver ... technologies Provide mentorship and technical supervision to team-members Requirements 5+ years experience as Backend

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

Our Tech Stack Frontend: React, TypeScript, HTML5, CSS, ES7 Backend: Node.js, TypeScript, PostgreSQL ... Qualifications Have 3+ years of experience as a full-stack developer Enjoy crafting elegant, maintainable

You’ll work closely with backend engineers to deliver reliable, scalable functionality and collaborate ... you’ll do Build and maintain features in our mobile application (React Native) Collaborate with backend ... proficiency with modern frontend frameworks (React Native or similar) Experience collaborating with backend

Excellence team for their CCH Tagetik application, seeking an experienced EPM application solution architect/developer

WHAT YOU WILL DO Work full-stack with a backend emphasis. ... Ability to write automated backend tests (unit and integration). ... MUST HAVES 4+ years of backend development experience with Java (preferably Java 11+).

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.