1120 backend developer English-speaking jobs in Catalonia

As a Senior Backend Engineer, you'll be at the forefront of this mission, collaborating directly ... Minimum Qualifications and experience 5+ years of relevant experience in backend development with Node.js ... The impact you will have on the role Design, implement, and maintain backend for high-performance customer-centric

As a Senior Backend Engineer, you’ll be at the forefront of this mission, collaborating directly with ... Minimum Qualifications and experience: 5+ years of relevant experience in backend development with ... The impact you will have on the role Design, implement, and maintain backend for high‑performance customer‑centric

Senior Backend Engineer roles focused on improving and extending existing Go services within a product-led SaaS environment. Role 1 emphasizes platform stability and evolution, while Role 2 focuses on building AI-driven capabilities and agent-based systems. Both roles require strong Go experience, PostgreSQL knowledge, and the ability to work autonomously.

Backend & APIs: Comfortable working with our backend systems (Django). Testing: Playwright. ... Fullstack capability: you are comfortable navigating backend code, modifying endpoints, and understanding ... someone who enjoys solving difficult problems on the client side but isn't afraid to dive into the backend

base Overview A high-scale technology platform is looking for experienced Rust engineers to join a backend ... Responsibilities Design and build backend services and shared libraries in Rust Design and operate ... This role is ideal for engineers who enjoy designing scalable backend systems, solving complex technical ... microservices architectures Event-driven systems and Kafka gRPC and high-throughput APIs Large-scale backend

without owning core backend services. ... Collaborate with BI and Backend teams to troubleshoot and resolve complex issues. ... You will design and maintain ETL pipelines, collaborate closely with Backend and BI teams, and act as ... This role is not purely analyst nor purely backend: it is a cross‑functional ownership role responsible ... Act as the primary bridge between Backend Engineering and BI, owning the flow from data production to

Proven track record in building and launching integration‑focused features and products (back‑end or developer‑facing ... Product Manager role should bridge the product vision and technical execution by owning the backlog for backend ... developers and quality assurance engineers while actively contributing to the launch of robust, scalable backend

have Experience designing and maintaining public APIs, including authentication, versioning, and developer ... You’ll thrive in ambiguity, helping define what we build and why, while designing robust backend systems ... you’ll bring Full‑Stack Technical Depth: Solid production‑level capabilities in both frontend and backend

Run local builds for iOS, Android, and backend. ... Integrate with RESTful APIs and collaborate with backend teams. ... We are looking for a Mobile Developer Engineer who will take ownership of the end‑to‑end development

We are looking for a talented and motivated Senior Backend Engineer (m/f/d) for our new Driver Onboarding

Optimize backend systems for performance, reliability, security, and fault tolerance. ... Required Qualifications 5–6+ years of experience as a Senior or Lead Backend Engineer. ... Conduct thorough code reviews, mentor other engineers, and raise overall backend engineering quality. ... You will play a key role in designing and evolving the backend foundations of a decentralized cloud platform ... Build and optimize mission-critical backend software, with a strong focus on system programming, concurrency

What you will do Lead backend development: design, implement, and maintain scalable backend systems ... Join to apply for the Senior Software Engineer (Python / Backend) ID41787 role at AgileEngine. ... Contribute across the stack: while backend is the main focus, be open to occasional frontend contributions ... About the role This role offers the chance to lead backend development and shape a next‑generation AI‑powered

You will own the entire technical stack initially, building the backend systems that will power the future ... What you will build: A backend infrastructure that scales with our growth DB + data gathering & processing ... or full-stack engineering experience Strong backend proficiency — You can build production-ready systems ... We're integrating existing AI services, not training models or doing ML research Not a siloed backend ... ship fast, iterate, own outcomes, and thrive building from scratch in a moving environment 5+ years of backend

What will you bring as a Backend Engineer: Minimum of 4+ years experience in Backend Engineering. ... Experience building scalable backend APIs. ... We are looking for a Backend Engineer who would like to grow with us! ... You will work closely together with Backend Engineers, Frontend Engineers, Data Engineers, DevOps Engineers ... As a Senior Backend Engineer for the DAM AI Governance team at Bynder you will be part of a cross-functional

You enjoy working across the stack, from backend services to frontend components. ... Tasks Your responsibilities Build and scale backend services with Python (FastAPI). ... You have hands‑on experience building and deploying backend and/or frontend systems for products. ... Requirements You’ll be great at this if you Have real‑world experience shipping scalable backend and ... Are comfortable across the Python backend stack: REST/WebSockets, DB design, management, migrations (

As a Full Stack Product Developer, you’ll collaborate with a highly skilled team of engineers to build ... applications or products Full-Stack Proficiency: Expertise in building applications using Python to build backend

Backend/API dependencies and their impact on frontend performance. ... Experience with frontend monitoring frameworks and developer tools.

You will play a pivotal role in shaping and advancing the roadmap to improve the developer experience ... or audio APIs within applications Solid grasp of API design principles Familiarity in application backend

Continuously improve platform performance, security, and developer experience through innovation and ... Collaborate closely with data, AI, and backend teams to design secure, performant environments for experimentation

Technical Skills Frontend: Angular Backend: Node.js, Python (FastAPI, Flask, or Django) DevOps & ... influencing decisions across all organizational levels Certifications (preferred) AWS Certified Developer