{"id":4103076,"url":"https://alion.io/job/42labs-desarrolladora-front-end-react","title":"Desarrollador/a Front-end React","company":{"id":3880237,"name":"42Labs","domain":"42labs.cl","url":"https://alion.io/company/42labs-2","size_band":null,"is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Frontend","role_family":"Frontend","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Chile"],"countries":["CL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CI/CD","optional":false},{"name":"CSS Modules","optional":false},{"name":"Git","optional":false},{"name":"Jest","optional":false},{"name":"Next.js","optional":false},{"name":"Playwright","optional":false},{"name":"React Query","optional":false},{"name":"React.js","optional":false},{"name":"Redux Toolkit","optional":false},{"name":"Rest API","optional":false},{"name":"styled-components","optional":false},{"name":"Tailwind CSS","optional":false},{"name":"TypeScript","optional":false},{"name":"Vite","optional":false},{"name":"WebSockets","optional":false},{"name":"Zustand","optional":false},{"name":"Discord","optional":true},{"name":"Framer Motion","optional":true},{"name":"Human-in-the-Loop","optional":true},{"name":"JavaScript","optional":true},{"name":"LangChain","optional":true},{"name":"Node JS","optional":true},{"name":"Python","optional":true},{"name":"Radix UI","optional":true},{"name":"Redux","optional":true},{"name":"shadcn/ui","optional":true},{"name":"Storybook","optional":true},{"name":"Vercel AI SDK","optional":true}],"status":"live","first_seen_at":"2026-11-11T21:46:57Z","employer_posted_date":null,"last_verified_at":"2026-11-11T21:46:57Z","board_verified":false,"closed_at":null,"days_open":0,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":0},"description":"Requisitos\n3+ años de experiencia con React y TypeScript en productos en producción. \nSólido manejo de HTML semántico, CSS moderno y patrones de componentes (hooks, composición, render props). \nExperiencia consumiendo APIs y manejo de estados asíncronos complejos. \nConocimiento de herramientas de build, control de versiones (Git) y CI/CD. \nSensibilidad por UX, accesibilidad e internacionalización.\nResponsabilidades\nDesarrollo de UI: Construir componentes reutilizables y aplicaciones SPA/SSR con React (Next.js o Vite) y TypeScript. \nEstado y datos: Gestionar estado con herramientas modernas (React Query / TanStack Query, Zustand, Redux Toolkit) y consumir APIs REST y streaming (SSE, WebSockets). \nEstilo y diseño: Implementar diseños con Tailwind CSS, CSS Modules o styled-components, garantizando coherencia con el sistema de diseño. \nCalidad y performance: Testing con Jest, React Testing Library y Playwright/Cypress; optimización de bundle, Core Web Vitals y accesibilidad (WCAG). \nColaboración: Participar en revisiones de código, refinamiento de historias y definición técnica junto al equipo de producto y backend.\nSe valorará muy positivamente\nExperiencia con ag-ui (Agent-User Interaction Protocol) y construcción de interfaces para agentes: chats con streaming de tokens, herramientas, citas, generative UI y human-in-the-loop. \nIntegración con sistemas de LLMs: streaming de respuestas, gestión de conversaciones, renderizado de markdown y bloques de código, manejo de tool calls y artefactos.\nFamiliaridad con frameworks de agentes en frontend (CopilotKit, Vercel AI SDK, LangChain.js). \nExperiencia con sistemas de diseño (Storybook, shadcn/ui, Radix) y animaciones (Framer Motion). \nNociones básicas de backend en Node.js o Python para colaborar en endpoints de streaming.\nBeneficios\nSalud y protección integral, con seguros complementarios de salud, dental, de vida y catastrófico 100% financiados por nosotros (con opción de extender a tu familia). Además, estamos integrados a la red de beneficios de Caja Los Andes y la ACHS.\nApoyos para tu estilo de vida: bonos mensuales para tu conexión a internet y tus plataformas de ocio favoritas, considerando que tu hogar es tu oficina.\nTiempo y flexibilidad: Flexi Days y Party Time (tardes libres), celebraciones como cumpleaños con una tarde libre y tiempo extra para hitos como matrimonio, nacimiento de hijos o exámenes de título.\nCrecimiento y comunidad: Academia 42Labs, planes de desarrollo personalizados y acceso a Udemy Business. Nos mantenemos conectados en Discord y fortalecemos lazos en PartyTwoLabs (encuentros presenciales).\nAdemás, contamos con aguinaldos en Fiestas Patrias y Navidad, y trabajamos en un entorno híbrido con autonomía.","description_format":"text","description_chars":2721,"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":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","IT Staffing & Staff Augmentation"],"lifecycle":[{"event":"open","at":"2026-11-11T22:07:05Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":0,"expected_fill_days":26,"reasons":["seen:0","velocity","win:early"],"computed_at":"2026-11-12T10:38:37Z"},"pay":null,"html_url":"https://alion.io/job/42labs-desarrolladora-front-end-react","json_url":"https://alion.io/job/42labs-desarrolladora-front-end-react.json","meta":{"generated_at":"2026-11-12T14:34:42Z","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":30307,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-13T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"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":3880237},"rest":"https://alion.io/mcp/rest/get_company?id=3880237"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2F42labs-desarrolladora-front-end-react"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":2,"usd":0.2},"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%2F42labs-desarrolladora-front-end-react"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"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%2F42labs-desarrolladora-front-end-react"},{"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/42labs-desarrolladora-front-end-react\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2F42labs-desarrolladora-front-end-react"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":4103076}},{"tool":"search_jobs","arguments":{"company":"42labs.cl","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":4103076},"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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