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Julien L

Founder @WiScale & VelesDB (local-first AI data engine)

Paris, France Joined on Mar 21, 2026 https://wiscale.fr

Work

Founder at WiScale

Julien L for WiScale

Mar 29

Stop Using Cosine for Everything: 5 Distance Metrics That Unlock Hidden Powers in Your Vector Database

#ai #python #database #tutorial

8 min read

Julien L for WiScale

Mar 29

Your RAG pipeline is missing two-thirds of the picture

#ai #python #database #tutorial

10 min read

Julien L for WiScale

Mar 29

Build a local RAG pipeline in 30 lines of Python (no Docker, no API keys)

#ai #python #rag #tutorial

4 min read

Julien L

Mar 28

Build an MCP server that gives any LLM long-term memory

#ai #python #mcp #tutorial

4 min read

Julien L

Mar 27

Give your AI agent a real memory in 50 lines of Python

#ai #python #database #tutorial

7 min read

Julien L

Mar 26

I replaced my 500MB vector database Docker stack with a 3MB embedded engine

#ai #python #database #tutorial

5 min read

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