[Hiring] Senior Backend Developer (Python/LLMs/Agents) @FourHands Brasil

Role Description

• Core Languages and Frameworks:
  • Primary Language - Python
  • Agent Frameworks - LangGraph, Agent state machines, graph-based workflows
  • LLM Abstraction - LangChain, Chain composition, tool calling, prompts
  • Web Framework - FastAPI, REST APIs, agent endpoints, health checks
  • Data Validation - Pydantic, Config, request/response models
• Infrastructure & Deployment:
  • Container Platform - Kubernetes
  • Container Runtime - Docker
  • CI/CD - TeamCity
  • Cloud Provider - GCP Vertex (Primary) for llm models
  • Database and State Management - Vector DB (QDrant), PostgreSQL, Redis + Celery
• Integrations & APIs:
  • Slack - user interaction
  • Google APIs - Sheets, Drive, Gmail
  • Google Pub/Sub - Event-driven workflows
  • Salesforce - Restaurant data, CRM
  • GitHub - PyGithub, gitpython - Code specific capabilities
  • Jira - Atlassian API
  • Brightdata/Facebook/Instagram - Social media automation
  • Tavily - Web search/research
• Observability & Evaluation:
  • LangSmith - LLM tracing, evaluation, prompt debugging
  • Structured Logging - structlog, python-json-logger

Company Description