ph3About the role /h3 pWe are building a new Digital Office to accelerate Expereo’s transformation through the Single‑Threaded Owner (STO) model. As a Software Engineer (Front End) in either the Commercial XP, you will be part of a full‑stack, outcome‑driven squad focused on delivering intuitive, performant, scalable digital experiences. /p pYou will design and implement modern front‑end applications, shared UI components, and frameworks that support automation, observability, and a fully programmable platform. This role is idóneo for engineers who thrive in impact‑driven, cross‑functional teams and enjoy building elegant user experiences backed by solid engineering rigor. /p h3Key Responsibilities /h3 pFront‑End Application Development /p ul liBuild and maintain dynamic, responsive web applications using modern front‑end frameworks (React). /li liDevelop reusable UI components, design systems, and cross‑STO shared libraries. /li liIntegrate front‑end applications with internal/external APIs and platform services. /li /ul pPerformance, Quality Reliability /p ul liEnsure front‑end applications meet the highest standards of performance, accessibility, and security. /li liImplement automated testing across unit, integration, and end‑to‑end layers. /li liBuild observability into user‑facing applications, enabling proactive monitoring and rapid issue resolution. /li /ul pAutomation Standardization /p ul liPromote consistent coding patterns and architectural standards across squads. /li liContribute to CI/CD pipelines for front‑end delivery, including build optimization and automated quality gates. /li liDrive improvements that reduce manual processes and accelerate release cycles. /li /ul pFacilitating Innovation /p ul liSupport/Partner with designers, architects, and back‑end engineers to explore new product capabilities. /li liSupport initiatives like agentic AI enablement, data‑driven UX, and programmable network experiences. /li liContribute to reference implementations and front‑end engineering guardrails.



/li /ul h3Must Have /h3 ul liStrong proficiency with JavaScript and TypeScript. /li liExperience with modern frameworks such as React. /li liUnderstanding of component‑based architecture and state‑management patterns (Redux, Zustand, Vuex, etc.). /li liExperience integrating with REST APIs, GraphQL, and microservices. /li liFamiliarity with front‑end build tools (Vite, Babel, …) and CI/CD pipelines. /li liFamiliarity with css front‑ends (Tailwind, Bulma, …). /li liKnowledge of automated testing frameworks (Jest, Cypress, Playwright). /liliUnderstanding of accessibility (WCAG), UI performance tuning, and responsive design. /li liKnowledge of C# /.Net Core. /li /ul h3Nice to have /h3 ul liExposure to agentic AI. /li liExperience with design systems or component libraries (Storybook, MUI, Chakra). /li liExposure to agentic AI concepts or data‑driven UI architectures. /li liFamiliarity with AI Agents and tools (Cursor, Claude Code, Codex). /li liFamiliarity with programmable networks or observability tooling. /li liExperience with low‑code platforms (Mendix, Salesforce). /li liUnderstanding of security best practices in the front‑end (content security policy, dependency scanning, RBAC patterns). /li liFamiliarity with AWS cloud infrastructure and services. /li /ul h3Mindset /h3 ul liBuilder mentality with strong ownership. /li liCode-first, automation-first approach. /li liFull‑stack learning approach to ensure team resilience. /li /ul h3What We Offer /h3 ul liA dynamic, international work environment with growth opportunities. /li liExposure to cutting‑edge technologies and large‑scale global networks. /li liLearning and development support to build your career in product management. /li liCompetitive compensation and local benefits. /li /ul pEEO (Equal Employment Opportunities) Statement: /p pExpereo is an Equal Opportunities employer who aims to support and celebrate every employee that comes through our doors. We respect and support all of our people regardless of background, religion, nationality, sexual orientation, age, or physical condition. /p /p #J-18808-Ljbffr

📌 Senior Frontend Software Engineer (Barcelona)
🏢 Expereo
📍 Barcelona