Brazil - Remote: Full Stack AI Developer (Rio de Janeiro, RJ, BR, 291941)

Halliburton
Rio de Janeiro
Workplace: RemoteFull timeFunction: Software EngineeringExperience: 5+ yearsSkills: ["Problem-solving","Communication","Ability to optimize code","Full-stack thinking","Attention to accuracy"]

Build advanced agentic AI systems end-to-end, from low-latency data pipelines and knowledge graphs to agent orchestration and an interactive AI chat UI. Develop autonomous, stateful agents with LangGraph, implement Graph-RAG for grounded answers, and ship REST APIs using Python/FastAPI. Work across a stack including Kafka, Neo4j, React/Angular/TypeScript, and modern cloud infrastructure to deliver reliable, accurate AI outputs.

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Halliburton
Halliburton
10 hours ago

Brazil - Remote: Full Stack AI Developer (Rio de Janeiro, RJ, BR, 291941)

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 10 hours agoStatus: Live
Reposted: similar role first listed 2 weeks ago

Job Summary

Build advanced agentic AI systems end-to-end, from low-latency data pipelines and knowledge graphs to agent orchestration and an interactive AI chat UI. Develop autonomous, stateful agents with LangGraph, implement Graph-RAG for grounded answers, and ship REST APIs using Python/FastAPI. Work across a stack including Kafka, Neo4j, React/Angular/TypeScript, and modern cloud infrastructure to deliver reliable, accurate AI outputs.
Location: Rio de Janeiro
Workplace: Remote
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Design and deliver advanced agentic AI systems across the full stack, from data pipelines and knowledge graphs to agent orchestration and UI.
  • •Build stateful autonomous agents that plan tasks, query knowledge graphs, and execute tools reliably (minimizing hallucinations).
  • •Implement Graph-RAG pipelines combining semantic search with structured knowledge traversal for grounded answers.
  • •Develop low-latency Python (FastAPI) services to serve live data to frontend and AI models.
  • •Build an interactive React-based AI chat assistant with canvas/dashboard views and ensure accuracy, traceability, and reliability of AI outputs.

Key Requirements

  • •5+ years of experience in Python backend development.
  • •Practical experience building LLM applications with agentic frameworks (LangGraph) and vector databases.
  • •2+ years with modern frontend frameworks (React and/or Angular) and TypeScript.
  • •Strong experience building and documenting REST APIs using FastAPI.
  • •Computer Science fundamentals (Data Structures and Algorithms) plus advanced English communication skills.
Experience:5+ yearsLLMGenAIAgentic systemsGraph databasesOil & gasIoTOpen source
Skills:Problem-solvingCommunicationAbility to optimize codeFull-stack thinkingAttention to accuracy
Languages:English
Tech Stack:LangGraphLangChainLiteLLMAzure OpenAIAnthropicMCPPythonFastAPIKafkaNeo4jReactAngularTypeScriptRxJSPlotly.jsApache AirflowTrinoApache IcebergMinIODelta Lake

Company Brief

Halliburton
Provides oilfield services and products to the energy industry, including drilling, evaluation, completion, production and well intervention technologies, as well as engineering and project management solutions for oil and gas operators worldwide.
Industry: Energy Services
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: Houston, United States
Founded: 1919
WebsiteLinkedIn