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Full Stack Automation Engineer
Location
Brazil
Posted
19 days ago
Salary
0
Seniority
Senior
Job Description
Full Stack Automation Engineer
GigaBrands
• 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
Job Requirements
- 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 (Strong Pluses)
- Anthropic Claude expertise (prompt engineering, tool use, system prompts) (Strong Pluses)
- Vector search and embeddings (pgvector, Pinecone, or similar) (Strong Pluses)
- Slack API and bot development (Strong Pluses)
- Ad platform APIs (Meta, Google, LinkedIn) (Strong Pluses)
- LLM observability — cost tracking, tracing, monitoring (Strong Pluses)
- Amazon / eCommerce experience (Strong Pluses)
- AI-assisted dev tools (Cursor, Claude Code, etc.) (Strong Pluses)
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
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