Adrian RomoAdrian Romo

Tag · 11 posts

#architecture

Everything I've written tagged Architecture.

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Architecture Note

Assembled Primitives vs. a Platform

I built a voice agent out of cloud primitives, and it worked. It has since been replaced by a purpose-built voice platform, and I think that was the right call.

Voice / IVRArchitectureAWS3 min
Project Log

Six Posts a Day, and the Scheduler That Learned to Say When

A social pipeline that published one Reel a day and nothing else, because per-format quotas were ceilings and nothing was asking for the other formats.

AutomationHomelabArchitecture4 min
Architecture Note

A Planner That Will Not Onboard Anything

The tool that decides how to onboard a new service into my homelab has no ability to onboard a service. That separation is the design, not a limitation.

HomelabAutomationDevOps2 min
Architecture Note

A Sandbox for Demos You Throw Away

One box runs every client demo I have live. The pattern is unremarkable; the interesting part was my monitoring reporting four healthy demos as missing.

HomelabDevOpsObservability3 min
Architecture Note

Teaching a System to Say “I Don’t Know”

The most useful thing my homelab brain does is refuse to answer. Grounded-or-blocked: every claim cites the fact that produced it, or it never reaches me.

HomelabAIArchitecture3 min
Architecture Note

A Second Brain That Refuses to Guess

Answering an operational question was costing a local model a 30-50K token dump. I built a compiled memory layer that does it in 2-5K, and blocks itself when it cannot cite a source.

HomelabAIArchitecture3 min
Architecture Note

The Network Is the Layer I Documented Last

My homelab has an IPAM, metrics from every access point, and a config file for the network that is entirely placeholders — with a warning at the top admitting it.

HomelabObservabilityDevOps3 min
Architecture Note

Building Voice Integrations on Top of Async Chatbots

What breaks when you front an async chatbot with Amazon Connect + Lex, and how to keep latency, barge-in, and context handoff sane.

Voice / IVRAmazon ConnectAWS2 min
Architecture Note

What I Learned Designing Omnichannel Backend Integrations

Shared intent schema, eventually-consistent conversation state, and why the channel should be the last thing your backend knows about.

OmnichannelArchitecturePython2 min
Architecture Note

How I Think About Secure Backend Integrations

A working mental model for auth, secrets, scopes, and blast radius — built from scars, not books.

SecurityArchitectureAWS1 min
Architecture Note

Architecture Note: When to pick SQS FIFO over a DB queue

A decision framework I use when the team reaches for a Postgres-backed queue by default.

ArchitectureAWS1 min