{"id":3377260,"url":"https://alion.io/job/inetum-ai-frontend-engineer","title":"AI FrontEnd Engineer","company":{"id":3561,"name":"Inetum","domain":"inetum.com","url":"https://alion.io/company/inetum","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":{"grade":"B","score":81,"open_postings":534,"ghost_share":0,"stale_share":0.77,"repost_share":0,"time_to_fill_p50_days":35,"computed_at":"2026-11-01T06:10:25Z"}},"role":"Frontend","role_family":"Frontend","seniority":null,"employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Madrid, Spain"],"countries":["ES"],"hiring_countries":["ES"],"hiring_countries_total":1,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AI Agents","optional":false},{"name":"CI/CD","optional":false},{"name":"Datadog","optional":false},{"name":"ESLint","optional":false},{"name":"Function Calling","optional":false},{"name":"Git","optional":false},{"name":"GraphQL","optional":false},{"name":"Jest","optional":false},{"name":"Model Context Protocol","optional":false},{"name":"Next.js","optional":false},{"name":"Prompt Engineering","optional":false},{"name":"RAG","optional":false},{"name":"React.js","optional":false},{"name":"Redux Toolkit","optional":false},{"name":"Rest API","optional":false},{"name":"Semantic Search","optional":false},{"name":"Sentry","optional":false},{"name":"Turborepo","optional":false},{"name":"TypeScript","optional":false},{"name":"Vite","optional":false},{"name":"Vitest","optional":false},{"name":"Web Components","optional":false},{"name":"Webpack","optional":false},{"name":"Zustand","optional":false},{"name":"JavaScript","optional":true},{"name":"Redux","optional":true}],"status":"live","first_seen_at":"2026-10-27T09:50:39Z","employer_posted_date":"2026-10-27","last_verified_at":"2026-11-01T07:01:03Z","board_verified":true,"closed_at":null,"days_open":5,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":5},"description":"Buscamos un AI FrontEnd Engineer para proyecto de Salud, para Diseñar, desarrollar y evolucionar las experiencias digitales de Casiopea mediante tecnologías React, garantizando usabilidad, rendimiento, accesibilidad y mantenibilidad, incorporando capacidades avanzadas de Inteligencia Artificial, asistentes inteligentes y experiencias conversacionales orientadas a profesionales sanitarios, administrativos y pacientes.\n Diseñar, desarrollar y evolucionar las experiencias digitales de Casiopea mediante tecnologías React, garantizando usabilidad, rendimiento, accesibilidad y mantenibilidad, incorporando capacidades avanzadas de Inteligencia Artificial, asistentes inteligentes y experiencias conversacionales orientadas a profesionales sanitarios, administrativos y pacientes.\n Requisitos mínimos - Senior React (TypeScript + Vite + MFE)\n1. Experiencia\n+5 años en frontend\n +3 años con React en producción\nExperiencia en:Aplicaciones grandes (enterprise / SaaS)\nEquipos multidisciplinares\n\nParticipación activa en:Arquitectura frontend\nDecisiones técnicas clave\nMentoría a otros desarrolladores\n\n2. React avanzado\nDominio completo de:Hooks (core + custom)\nLifecycle moderno\n\nPatrones avanzados:Compound components\nHooks pattern\nHeadless components\n\nEstado:Redux Toolkit / Zustand \nControl de side effects\n\nOptimización:Memoization inteligente\nCode splitting (React.lazy, Suspense)\nRender performance\n\n3. TypeScript sólido\nTipado avanzado:Generics complejos\nTipado de hooks y HOCs\n\nModelado de dominio:Interfaces robustas para API's\n\nBuen uso de:Union types\nNarrowing\nInferencia\n\n4. Vite (nivel producción)\nUso en proyectos reales\nConfiguración:Plugins personalizados\nAlias y resolución de módulos\n\nConocimiento de:Diferencias con Webpack\nOptimización de bundles\nPerformance en dev/build\n\n5. Microfrontends (MFE) - requisito clave\nExperiencia mínima esperada\nHaber trabajado con arquitecturas MFE reales en producción\nConocimientos técnicos:\nEstrategias de implementación: Module Federation (Webpack / Vite Federation)\nSingle-SPA\n Microfrontends vía Web Components\n\nComunicación entre MFEs:Event bus\nProps / shared state\nCustom events\n\nGestión de:Dependencias compartidas (shared libs)\nVersionado\nAislamiento vs reutilización\n\nArquitectura:\nDiseño de:Shell / container app\nIntegración de múltiples MFEs\n\nDespliegue:Independiente por microfrontend\n\nCI/CD desacoplado\nProblemas conocidos (y cómo afrontarlos):\nDeadlocks de dependencias\nDuplicación de React\nProblemas de rendimiento en runtime\nCoordinación entre equipos\n6. Gestión de datos\nAPIs:REST y/o GraphQL\n\nEstrategias:Cacheado\nRevalidación\nSincronización de datos entre MFEs\n\n7. UI y estilos\nConocimientos de CSS para aplicarlos a partir de los diseños del equipo de UI\n8. Testing\nUnit + integration:Jest / Vitest\nReact Testing Library\n\nTesting en MFE:Aislamiento de pruebas\nMock de MFEs externos\n\n9. Arquitectura y buenas prácticas\nDiseño de:Frontend escalable y modular\n\nClean code:Separación de responsabilidades\n\nManejo de:Error boundaries\nLogging distribuido (especialmente en MFE)\n\n10. Ecosistema\nGit avanzado\nCI/CD por microfrontend\nMonorepos (Nx, Turborepo) \nHerramientas:ESLint\n\n11. Seguridad\nManejo seguro en entornos distribuidos:Tokens compartidos entre MFEs\nProtección frente a XSS\n\nEstrategias de autenticación:SSO en arquitectura MFE\n\n12. Extras muy valorables\nNext.js (SSR con MFEs)\nEdge rendering\nObservabilidad:Logs centralizados\nMonitorización (Datadog, Sentry)\n\nFeature flags\nExperiencia en migraciones monolito → MFE\n13. IA\nPrompt Engineering\nRAG\nMCP\nLLMs\nFunction Calling\nAI Agents\nVector Search\nSemantic Search\nResponsible AI\nSoft skills (en MFE aún más críticas)\nComunicación entre equipos (clave en MFE)\nCapacidad de definir contratos entre aplicaciones\nVisión de arquitectura global\nOwnership de dominios funcionales","description_format":"text","description_chars":3800,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"Spanish","level":"Advanced (C1)","optional":false}]},"benefits":[],"hiring_locations":[{"name":"Spain","iso":"ES","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","Managed IT Services (MSP)","Systems Integrators"],"lifecycle":[{"event":"open","at":"2026-10-28T03:15:31Z"}],"visa":[],"liveness":{"score":63,"band":"ok","label":"Likely open","p_open":1,"p_active":0.632,"p_room":1,"age_days":4,"expected_fill_days":35,"reasons":["conf:3","stale_co","velocity","win:early","comp:brand"],"computed_at":"2026-11-01T06:10:25Z"},"pay":null,"html_url":"https://alion.io/job/inetum-ai-frontend-engineer","json_url":"https://alion.io/job/inetum-ai-frontend-engineer.json","meta":{"generated_at":"2026-11-01T11:00:14Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":16982,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-02T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":3561},"rest":"https://alion.io/mcp/rest/get_company?id=3561"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Finetum-ai-frontend-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Finetum-ai-frontend-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Finetum-ai-frontend-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/inetum-ai-frontend-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Finetum-ai-frontend-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3377260}},{"tool":"search_jobs","arguments":{"company":"inetum.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3377260},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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