Engineering notes
Articles for people who
ship the stack
Rewrites on React, Node.js, TypeScript and AI. A translated body is shown when it exists. If it does not, you see the English text and a note that says so.
Tagged: firestore
A Practical RAG Architecture on Firebase and Vertex AI with Firestore Vectors
RAG on Firebase with Vertex AI embeddings and Firestore vector search: batching, metadata filters, tenant isolation, grounded prompts, caching and metrics.
10 min readDesigning a Private AI Journal With Gemini, Firebase and Grounded Memory Q&A
How a journaling app with Gemini can answer questions from your own entries, keep each user's data isolated with Firebase rules, and hide the API key on the server.
6 min readFirebase Auth and Firestore in Next.js Without Flat Collections
Firebase Auth and Firestore in Next.js done properly: one guarded app instance, auth helpers that throw typed errors, per-user workouts, emulator-tested writes.
5 min read
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