Capco

LLM/Backend Developer – Graph Engineer

Capco

full-time

Posted on:

Location Type: Remote

Location: Brazil

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Tech Stack

AWSGraphQLJavaJavaScriptNeo4jNode.jsPython

About the role

  • Implement and optimize LLM agents and AI-driven reasoning flows.
  • Develop and maintain backend services that support GenAI applications.
  • Create, test, and refine prompts and prompt-engineering strategies for various use cases.
  • Integrate grounding logic with graph structures and graph databases.
  • Collaborate with graph engineers on modeling, ingesting, and consuming graph data.
  • Contribute to the evolution of the GenAI PRT Tool proof of concept (POC), ensuring scalability, performance, and technical quality.
  • Participate in architectural and solution-design discussions involving generative AI.

Requirements

  • Experience with language models (LLMs) and developing intelligent agents.
  • Hands-on experience with prompt engineering.
  • Strong knowledge of backend development (Python, Node.js, Java, or similar).
  • Experience with graph databases or graph frameworks (Neo4j, AWS Neptune, GraphQL Federation, etc.) is highly desirable.
  • Understanding of modern AI architectures, data pipelines, and API integrations.
  • Ability to work in a collaborative, POC/MVP-oriented environment.
  • Degree in IT or related fields.
  • Advanced English.
Benefits
  • Capco fosters an inclusive culture.
  • We value diversity in all its forms.
  • Opportunities for everyone.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
language modelsLLMsbackend developmentPythonNode.jsJavaprompt engineeringgraph databasesNeo4jAWS Neptune
Soft Skills
collaborativePOC-orientedMVP-oriented
Certifications
degree in IT