Can it help reduce LLM hallucinations?

Absolutely. By improving retrieval quality through reranking and relevance thresholds, it ensures the LLM only generates answers based on high-quality, retrieved facts.

Does this skill work with any vector database?

Yes, the patterns provided for indexing, metadata filtering, and hierarchical retrieval are architectural concepts applicable to most vector databases like Pinecone, Weaviate, or Chroma.

What is the RAG Engineer skill for Claude Code?

It is a specialized capability that provides Claude with expert-level patterns and guidance for building Retrieval-Augmented Generation systems, focusing on data preprocessing and retrieval accuracy.

How does this skill improve RAG performance?

It implements strategies like semantic chunking (meaning-based) instead of fixed-size chunking and hybrid search to ensure the LLM receives the most relevant context possible.

RAG Systems Engineer

Name: RAG Systems Engineer
Author: claudiodearaujo

byclaudiodearaujo

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Data Science & ML

Architects high-performance Retrieval-Augmented Generation systems using advanced embedding, chunking, and retrieval optimization strategies.

About

The RAG Engineer skill empowers Claude to design and implement sophisticated Retrieval-Augmented Generation pipelines that bridge the gap between raw data and LLM understanding. It provides expert guidance on critical components such as semantic chunking, vector database management, and hybrid search implementation (combining keyword and vector similarity). By focusing on retrieval quality and context optimization, this skill helps developers build AI applications that minimize hallucinations and provide highly accurate, domain-specific responses based on private or large-scale documentation.

Key Features

Hierarchical and multi-level retrieval pipeline design
Retrieval evaluation and reranking strategies to improve precision
Advanced semantic chunking to preserve document context
Hybrid search implementation using keyword and vector similarity
1 GitHub stars
Vector embedding optimization and similarity metric selection

Use Cases

Improving the accuracy of document-based semantic search engines
Optimizing RAG pipelines to handle complex, long-form technical documentation
Building a custom knowledge base for an enterprise AI assistant

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add claudiodearaujo/sistema-de-narra-o-de-livro rag-engineer

For use in Claude.ai and ChatGPT

Download Skill

GitHub