471 frontend developer English-speaking jobs in Barcelona

Senior Python Developer (AI) role building a declarative layer for financial research. Requires expert Python, PostgreSQL, NoSQL knowledge, CI/CD, and LLM API integration.

Contribute across the stack: while backend is the main focus, be open to occasional frontend contributions

Senior Java Developer - ALALALA WE ARE: At Adaptive, we are a financial consulting firm that partners ... Hydra - our developer framework for accelerating the development and delivery of trading systems.

in navigating a broad, cross-cutting domain that includes design systems, mobile release pipelines, frontend ... While deep expertise in native mobile or frontend platform engineering is not a strict requirement, experience

Senior Backend Developer for Projects/CRM. Join a team building intuitive software to simplify business. This role requires technical talent to create cutting-edge products.

Senior Machine Learning Engineer, Developer Advocacy | Spain | Remote Spain (Remote) Grafana Labs, the ... Collaborate with Developer Advocacy, Docs, Product, Engineering, GTM, and other teams to translate ambiguous ... codebase and with an existing Data Analyst who supports measurement, instrumentation, and analysis across Developer

Experienced z/OS Mainframe Systems Programmer needed to install, upgrade, maintain, and support IBM z/OS and ISV products. Administer Parallel Sysplex environments and resolve complex system issues.

Node.js Developer to drive full stack and backend development of the core platform. Responsibilities include building REST-style APIs, managing server-side logic, and maintaining the central database. Requires 2+ years of Node.js experience.

Accelerating occasional frontend work. ... You do not need to be a frontend specialist. ... wherever it goes: backend services, APIs, integrations, databases, scripts, data migrations or occasional frontend

Требования 2.5+ Years of experience as a Full Stack Developer, Software Engineer, or similar technical

of shipping Improve the day-to-day: build times, local dev setup, test ergonomics, debuggability, developer ... Design, or similar experience modelling complex domains where the boundaries matter Background in developer

You'll split your time between a support rotation for incoming developer requests and longer-cycle reliability ... postgres_exporter, VictoriaMetrics dashboards and alerts).Take part in the team's duty rotation handling developer

Experience with API management platforms, developer ecosystems, or API monetisation models. ... Drive the development of API capabilities, including API strategy, API marketplace initiatives, developer

One or more Salesforce certifications, including Platform Developer I/II, JavaScript Developer I, or

ART is a fast‐growing business and we are looking for a Senior Software Developer to join our team in ... For our business, for clients, and for you Senior Software Developer – Job Description Apex Risk Technologies

Automate and move to a self-service approach through the Developer Portal while maintaining product team's ... We provide tools for CI/CD, Gitops, observability, infrastructure and more to improve the developer experience

Backend Architect role driving technical evolution of microservices for a major e-commerce platform. Requires 8+ years of Java backend development experience, focusing on coding, design, and performance.

We are now looking for a Java developer to join our Barcelona team on a new exciting project!

In the role of Game Engine Developer, you'll be at the heart of our tech, evolving the cross-platform ... freedom and opportunity to work on fulfilling tasks and to continue your journey as an expert tools developer

Craft: Job Description: We're looking for a Senior Unity Developer to join the Catalog Games - a lean