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Full Stack Automation Engineer

RemoteBrazil only
Published
Role
Fullstack
Experience
Senior
Employment
Full-time
Salary not disclosed
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No BS summary

Full Stack Automation Engineer with 3+ years of TypeScript/Node.js and strong React skills. Must have production LLM and RAG system experience. Experience with PostgreSQL, API integrations, and Linux servers required. Experience with multi-agent LLM systems, vector search, and ad platform APIs is a strong plus.

Core skills

TypeScriptLLMRAG system

Required skills

Node.jsReactn8nPostgreSQLCI/CDClaude Codeembeddingsretrievalchunkingcontext handlingAPI integrationsRESTOAuthwebhooksLinux serverSSHlog analysisdebuggingdeployments

Optional skills

AWS LambdaTerraformDockerAmazon SP-APISlack BotsPlaywrightMulti-agent LLM systemsorchestration

What you'll do

  • 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
  • 3+ years TypeScript / Node.js
  • 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
  • Multi-agent LLM systems and orchestration
  • Anthropic Claude expertise (prompt engineering, tool use, system prompts)
  • Vector search and embeddings (pgvector, Pinecone, or similar)
  • Slack API and bot development
  • Ad platform APIs (Meta, Google, LinkedIn)
  • LLM observability — cost tracking, tracing, monitoring
  • Amazon / eCommerce experience
  • AI-assisted dev tools (Cursor, Claude Code, etc.)

Benefits

  • Competitive salary based on experience
  • 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

We've built an AI-native internal platform that powers every aspect of our Amazon brand management business. AI isn't a feature — it's the backbone. • LLMs classify and respond to inbound communications • AI generates pre-call intelligence briefs from raw enrichment data • A RAG system feeds context into every generation pipeline • An AI checkpoint system audits all generated content against quality gates The platform is already live and scaling fast: • 17+ background services • 130+ frontend pages • 214 backend services • 184 database tables • Dozens of autonomous AI pipelines

E Commerce
Salary not disclosed