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Practical architecture playbooks.

Real engagements, real numbers, real trade-offs. No AI hype, no consulting buzzwords.

Cloud cost · 12 min read

Why your AWS bill exploded after going microservices

The seven hidden cost drivers nobody costs out before splitting the monolith — and how to undo them without halting feature work.

Coming soon

Modular monolith vs microservices: a decision matrix

The 8 questions I ask every team that's about to "go microservices". The answer is rarely what they expect.

Coming soon

Cookie-based auth is fine — until it isn't

The cookie-bloat failure mode that takes down enterprise apps under the right permission load, and the JWT+RBAC fix.

Coming soon

JWT mistakes I see in 1 out of 3 enterprise apps

The 7 mistakes that turn JWT from an auth simplification into a security liability — and how to spot them in a 30-minute review.

Coming soon

ROPC for service-to-service auth: when to use it, when not to

The often-forgotten OAuth flow that solves "partner integrations sharing user cookies" without bringing in a full identity provider.

Coming soon

Where AI is actually paying off in enterprise software (and where it isn't)

Six places I keep seeing AI deliver clear ROI, and four where it consistently misfires. With named alternatives.

Coming soon

How I documented a legacy VB.NET system using AI in 3 days

The VS Code plugin + AI agent recipe that turned a multi-month documentation project into a one-week sprint. Includes the prompt template.

Coming soon

PostgreSQL row-level security: the underrated multi-tenant tool

Why RLS is the right last line of defence for SaaS multi-tenancy — and the 3 patterns that make it actually work in production.

Coming soon

Single-script installers (WiX + Python) — replacing the multi-day install

How a Python-driven WiX build script eliminates manual install steps, restores client config automatically, and surfaces a one-time admin UI on first run.

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