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Junior Full Stack Automation Engineer

RemoteBrazil only· UTC-5…UTC-4
Published
Role
Fullstack
Experience
Junior
Employment
Full-time
$2.5k–$3.5k/mo
Check eligibility

Open to BR only · UTC-5…UTC-4. Set where you work from to check your eligibility.

No BS summary

Junior Full Stack Automation Engineer with 2-3 years of experience in TypeScript/Node.js and React, specializing in AI-powered production systems. Must have experience with LLM and RAG systems, PostgreSQL, AWS Lambda, Terraform, Docker, and be available during Eastern Time business hours. The role is remote and based in Brazil.

Core skills

TypeScriptLLMRAG

Required skills

ClaudeOpenAINode.jsReactPostgreSQLRESTOAuthWebhooksLinuxSSHAWS LambdaTerraformDocker

Optional skills

Multi-agent LLM systemsAnthropic ClaudepgvectorPineconeSlack APIBot developmentMeta APIGoogle API

What you'll do

  • Build, optimize, and scale AI-powered infrastructure across the full stack
  • Classify inbound messages by category, intent, urgency, and tone
  • Generate contextual responses using enrichment data
  • Implement and tune human approval gates
  • Transform raw enrichment data into structured pre-call briefs
  • Generate backgrounds, pain hypotheses, talking points, and rapport hooks
  • Maintain and improve the vector database with embeddings
  • Implement markdown-aware chunking strategies
  • Build async ingestion workers and semantic search APIs
  • Process RSS feeds, social media, video platforms, and search trends
  • Generate reports, forecasts, and content drafts
  • Run autonomously on scheduled jobs
  • Extend the multi-agent system (outline → audit → generate)
  • Maintain binary quality gates (PASS/FAIL with citations)
  • Support multiple content formats across the pipeline
  • Enrich leads with product data and market insights
  • Build AI scoring and qualification grading systems
  • Generate automated audit reports
  • Build and maintain Slack-integrated operations
  • Automate scheduling workflows
  • Triage and respond to email autonomously
  • Build and improve AI pipelines for client performance insights
  • Improve RAG retrieval quality (re-ranking, chunking, hybrid search)
  • Add tool use / function calling for real-time data in LLM pipelines
  • Debug classification errors and improve model accuracy
  • Optimize LLM costs, latency, and performance
  • Build dashboards for AI metrics and usage monitoring
  • Add observability and tracing to AI pipelines
  • Expand content quality systems to new formats and use cases

What they require

  • Production LLM experience — Claude or OpenAI deployed in real, live systems
  • RAG system experience — embeddings, retrieval, chunking, and context handling
  • 2+ years TypeScript / Node.js
  • 2-3 years building end-to-end production systems spanning backend services, AI pipelines, and frontend dashboards
  • Bachelor's degree in Computer Science
  • Strong React skills (component architecture, state management, performance)
  • PostgreSQL — queries, migrations, indexing, query optimisation
  • API integrations — REST, OAuth, webhooks
  • Linux server experience — SSH, log analysis, debugging, deployments
  • AWS Lambda, Terraform, and Docker experience
  • Available during Eastern Time business hours

Benefits

  • High-impact role with genuine ownership over systems that matter
  • Full time remote role
  • Work directly on one of the most advanced AI-native business platforms in the Amazon space
  • A team that moves fast, thinks big, and holds a high bar
  • PTO after successfully completed probationary period
E Commerce
$2.5k–$3.5k/mo