{"id":3344813,"url":"https://alion.io/job/witi-back-end-engineer-nestjs-hexagonal-aws","title":"Back-end Engineer – NestJS & Hexagonal (AWS)","company":{"id":3852486,"name":"WiTi","domain":"witi.cl","url":"https://alion.io/company/witi-2","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":null,"employment_type":null,"work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":["CL"],"hiring_countries_total":1,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Amazon Aurora","optional":false},{"name":"Amazon DocumentDB","optional":false},{"name":"Amazon EventBridge","optional":false},{"name":"Amazon S3","optional":false},{"name":"AWS","optional":false},{"name":"AWS Lambda","optional":false},{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"DynamoDB","optional":false},{"name":"ElasticSearch","optional":false},{"name":"GitHub Actions","optional":false},{"name":"MySQL","optional":false},{"name":"Nest.JS","optional":false},{"name":"Node JS","optional":false},{"name":"OpenSearch","optional":false},{"name":"Terraform","optional":false},{"name":"TypeScript","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-10-27T13:18:53Z","employer_posted_date":null,"last_verified_at":"2026-10-27T13:18:53Z","board_verified":false,"closed_at":null,"days_open":2,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":2},"description":"Requisitos excluyentes\nDominio avanzado de NestJS y TypeScript / Node.js (Modules, Providers, Interceptors, Guards, Custom Decorators, tipado estricto y patrones asíncronos).\nExperiencia comprobable aplicando Arquitectura Hexagonal (Puertos y Adaptadores) e Inversión de Dependencias.\nComprensión y aplicación práctica de DDD (Bounded Contexts, Aggregates, Entities, Value Objects).\nExperiencia con AWS: SNS, SQS, EventBridge, S3, Lambda, Aurora, DynamoDB, OpenSearch, entre otros; consola y aws-cli.\nInfraestructura como código con Terraform.\nDocker (multi-stage builds) y CI/CD con GitHub Actions (testing, linting y despliegue; YAML).\nModelado y optimización en MySQL y DynamoDB (Single Table Design).\nResidir en Latinoamérica, con horario compatible con Chile.\nFunciones del cargo\nDiseñar, construir y evolucionar servicios backend escalables y de alta disponibilidad en NestJS y TypeScript.\nAplicar Arquitectura Hexagonal (Puertos y Adaptadores), Inversión de Dependencias y DDD.\nDesarrollar soluciones Cloud Native en AWS (SNS, SQS, EventBridge, S3, Lambda, Aurora, DynamoDB, OpenSearch).\nCrear y mantener infraestructura como código con Terraform.\nOptimizar imágenes Docker e implementar pipelines de CI/CD con GitHub Actions.\nModelar y optimizar bases de datos MySQL y DynamoDB, y soluciones de búsqueda con Elasticsearch.\nRequisitos deseables\nExperiencia con Elasticsearch (búsqueda distribuida y gestión de índices).\nExperiencia con DocumentDB y CloudFront.\nExperiencia en retail o ecommerce.\nBeneficios\nEn WiTi promovemos un ambiente colaborativo donde el aprendizaje continuo es parte fundamental. 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