Ai engineer (sênior) agentes, plataforma & rag

Leega Consultoria
Full-time home office, br Other-General
Posted:
June 15, 2026
Location:
home office, br, Brazil

Job Description

Stack & Ferramentas 

  • Agentes & estado: LangGraph, LangChain (Supervisor/ReAct), PostgresSaver
  • Modelos & gateway: LiteLLM (multi-provider, Bedrock), Hugging Face
  • Fine-tuning & serving: PEFT (LoRA/QLoRA), quantização, destilação, vLLM
  • RAG & busca: Qdrant, re-ranking; GraphRAG/Neo4j sob demanda 
  • Conhecimento & tools: Cube.js (semantic layer), MCP/FastMCP, n8n
  • Governança & eval: Presidio, Langfuse, LLM-as-judge, OpenTelemetry
  • Harness & dev: Claude Code (skills, subagentes, CLAUDE.md), Python/FastAPI 


O que Buscamos 

Essenciais 

  • Experiência construindo aplicações de IA generativa em produção (agentes ou RAG). Python e design de APIs (FastAPI/FastMCP). 
  • Frameworks de agentes (LangGraph, LangChain) e function calling estruturado (Pydantic). 
  • RAG e vector databases (Qdrant ou similares). 
  • Gateways/roteamento de LLMs (LiteLLM) e o Model Context Protoc...

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Job Overview

Job Type: Full-time
Location: home office, Brazil
Posted: June 15, 2026
Deadline: July 25, 2026