Julien L

@wiscale

Building VelesDB & developer tools | Blogging about databases, dev products, and tech.

Paris, FranceJoined March 2026

About

Developer and maker building VelesDB — a modern database solution for developers. I write about databases, developer tools, product building, and everything in between. Follow my journey as I ship products and share what I learn along the way.

Available for

Freelance software development (MVP, POC, Full Project), technical audits & architecture reviews, monthly technical support, AI & database consulting (VelesDB, RAG, AI agents), technical writing.

Julien L's blogs

VelesDBvelesdb.hashnode.dev2 posts

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JLJulien Lvelesdb.hashnode.dev

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

12h ago · 6 min read · Most vector database tutorials start the same way: docker pull qdrant/qdrant docker run -p 6333:6333 qdrant/qdrant That's 500MB+ of Docker image, a running server process, a REST API to talk to, and

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JLJulien Lvelesdb.hashnode.dev

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

12h ago · 9 min read · Your AI agent is brilliant for exactly one conversation. Then it forgets everything. It doesn't remember that the user prefers dark mode. It can't recall that it already solved this exact problem last

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Julien L

About

Available for

Julien L's blogs

Recently published

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

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

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Julien L

About

Available for

Julien L's blogs

Recently published

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

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