Notes

Working notes, things I’m figuring out, problems I’m in the middle of, half-formed thoughts. Less polished than the writing. More frequent.

ArchitectureNotes on multi-tenant patterns, authorization, resilience, and other cross-cutting design decisions

26 May, 2026Postgres RLS for multi-tenant SaaS — the configuration that actually works

AWSNotes on AWS architecture, networking, and cost

16 May, 2026AWS Enterprise Discount Program — what most engineers don't know
07 May, 2026NAT Gateway data processing — the silent line item

BedrockNotes on AWS Bedrock cost, latency, and patterns

12 May, 2026Bedrock prompt caching — when it pays back