self-hosting Archives - Alexander Wei, B.A. M.S.

self-hosting

November 28, 2025 No Comments

I wanted to manage my email accounts without paying for Google Workspace. Here is how I set up OpenLDAP for multi-domain email.

Python

Vector search using Celery and LangChain where OpenAI embedding clients live inside Celery workers. Startup signals and lazy resource loading.

December 5, 2025 No Comments

Python

A look at adding vector search to a Django service with pgVector and OpenAI embeddings, how Celery keeps embedding workloads scalable.

December 5, 2025 No Comments