{"id":1766557,"url":"https://alion.io/job/bc-tecnologia-senior-back-end-developer-typescript-nestjs","title":"Senior Back-end Developer – TypeScript / NestJS","company":{"id":3852491,"name":"BC Tecnología","domain":"bctecnologia.com","url":"https://alion.io/company/bc-tecnologia","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","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":"BullMQ","optional":false},{"name":"Clean Architecture","optional":false},{"name":"Docker","optional":false},{"name":"Docker Compose","optional":false},{"name":"Jest","optional":false},{"name":"Nest.JS","optional":false},{"name":"PostgreSQL","optional":false},{"name":"React.js","optional":false},{"name":"Redis","optional":false},{"name":"Rest API","optional":false},{"name":"TypeORM","optional":false},{"name":"TypeScript","optional":false},{"name":"JavaScript","optional":true},{"name":"Node JS","optional":true}],"status":"live","first_seen_at":"2026-08-26T16:19:42Z","employer_posted_date":null,"last_verified_at":"2026-08-26T16:19:42Z","board_verified":false,"closed_at":null,"days_open":57,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":57},"description":"Requisitos\nExperiencia sólida con TypeScript y NestJS. Experiencia trabajando con Nx Monorepo. Conocimientos de React. Experiencia en diseño y desarrollo de APIs y microservicios. Conocimiento de arquitecturas limpias, modulares o basadas en dominios. Manejo de PostgreSQL y TypeORM. Experiencia con Redis, BullMQ, colas, workers y procesos asincrónicos. Manejo de Docker / Docker Compose. Experiencia con testing automatizado utilizando Jest. Experiencia integrando APIs y servicios externos. Experiencia práctica implementando soluciones con IA Generativa.Experiencia en Inteligencia ArtificialEsperamos experiencia en:Diseño y optimización de prompts.\nEvaluación y validación de outputs.\nManejo de errores y rate limits.\nControl y seguimiento de costos.\nImplementación de fallbacks y retries.\nLogging y trazabilidad.\nValidación de resultados antes de integrarlos a procesos de negocio.\nQué harás\nDiseñar y desarrollar soluciones backend con TypeScript y NestJS. Trabajar con Nx Monorepo y arquitecturas modulares. Diseñar e implementar APIs REST y microservicios. Aplicar principios de Clean Architecture, arquitectura modular y/o Domain-Driven Design. Trabajar con PostgreSQL y TypeORM. Implementar procesos asincrónicos con Redis, BullMQ, colas y workers. Integrar APIs y servicios externos. Trabajar con Docker y Docker Compose. Implementar y mantener pruebas automatizadas utilizando Jest. Colaborar con componentes frontend desarrollados en React. Participar en Code Reviews y proponer mejoras de arquitectura, calidad y rendimiento.Deseable\nEmbeddings.\nVisión computacional.\nGeneración de imágenes.\nClasificación y detección.\nEvaluación de calidad de soluciones basadas en IA.\nExperiencia en aplicaciones de alta disponibilidad o alto tráfico.\nExperiencia trabajando con arquitecturas observables y escalables.","description_format":"text","description_chars":1819,"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":[],"lifecycle":[{"event":"open","at":"2026-10-03T14:10:06Z"}],"visa":[],"liveness":{"score":8,"band":"cold","label":"Long shot","p_open":0.4,"p_active":0.595,"p_room":0.35,"age_days":56,"expected_fill_days":27,"reasons":["seen:56","velocity","win:tail"],"computed_at":"2026-10-22T06:10:10Z"},"pay":null,"html_url":"https://alion.io/job/bc-tecnologia-senior-back-end-developer-typescript-nestjs","json_url":"https://alion.io/job/bc-tecnologia-senior-back-end-developer-typescript-nestjs.json","meta":{"generated_at":"2026-10-22T17:14:30Z","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":18112,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-23T00:00:00Z"}},"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":3852491},"rest":"https://alion.io/mcp/rest/get_company?id=3852491"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fbc-tecnologia-senior-back-end-developer-typescript-nestjs"},{"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%2Fbc-tecnologia-senior-back-end-developer-typescript-nestjs"},{"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%2Fbc-tecnologia-senior-back-end-developer-typescript-nestjs"},{"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/bc-tecnologia-senior-back-end-developer-typescript-nestjs\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fbc-tecnologia-senior-back-end-developer-typescript-nestjs"}]}