65 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

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

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

protocols, cryptography, trust models, etc Demonstrable experience with a modern programming language for backend ... Wagmi is looking for a web3 full-stack developer. ... Are you interested in creating the future of the decentralized application (dapp) developer experience ... Join a team that’s laser-focused on making the dapp developer experience as effortless as it both can ... maintenance Technical writing including documentation, tutorials, etc Involvement with a technically-focused developer

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

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

Responsibilities Software Development Develop and maintain backend services primarily in PHP and Python ... stack Nice to Have Frontend experience with Vue.js (or willingness to learn) Experience with AI developer

This isn’t a traditional backend role; they’re looking for a builder mindset — someone who blends backend ... engineering You thrive in fast‑moving, high‑ownership environments You want a traditional 9–5 or purely backend

At Wallapop, as a Backend Engineer, you'll own team microservices, fully embracing the DevOps philosophy

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

Experience in backend development in C# for SAAS systems. Knowledge of PHP and Phyton is a plus. ... Position Overview As a Full Stack Developer, you will be required to collaborate with the design, development

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

backend architecture In-memory processing Modern infrastructure and cloud tooling What we offer ... This role is focused on high-performance backend development for the exchange core and surrounding ecosystem ... core exchange infrastructure and trading systems Designing and building high-throughput, low-latency backend ... a next-generation trading platform What were looking for 5+ years of experience with C# / .NET backend ... Strong system design and backend architecture skills Tech stack C# / .NET (latest versions) High-performance

As a Software Engineer, you will design, build, and operate the backend systems that power Fast Track ... Your responsibilities as a Software Engineer at Fast Track would include: Build and Improve Backend ... Systems Design and develop backend services and APIs that power the Fast Track platform Build scalable ... where engineering judgment still matters most Qualifications Solid professional experience in backend ... contributing to architecture discussions beyond immediate tickets Previous exposure to Golang or similar 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

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

Manage and evolve cloud infrastructure, CI/CD pipelines, and developer tooling. ... We need someone who is genuinely full‑stack: comfortable across backend, database, frontend, mobile ( ... Contribute to the AI agent’s backend — the infrastructure that lets it resolve coverage incidents, contact ... Design and build core backend systems powering workforce scheduling, real‑time coordination, and operational

breathes the LLM ecosystem and knows how to turn state-of-the-art models into reliable, production-ready backend ... You write clean, scalable backend code.Location & Setup:Hybrid: 3 days in the office, 2 days from home.Office ... Requirements:Proven Experience: You have hands-on experience building and deploying AI agents and LLM-powered backend

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

What you’ll do Develop test automation for Backend services and Frontend applications to ensure robust ... TosupportourReviewproteamin Barcelona,we’relooking for an experienced and dynamic QA Engineer to develop test automation for backend