Field notes

Notes on building
software & AI.

Practical writing on what it actually takes to ship web, mobile, SaaS and AI products - costs, trade-offs, and the lessons from real builds.

SaaSNov 1, 2026 · 5 min read

Insurance management software: build or buy?

Five tests that decide whether to buy a packaged insurance platform or build your own, and what a custom MIS did for Greenwin.

SaaSSep 15, 2026 · 4 min read

Franchise management software: what to look for

The five capabilities that matter, when a custom build beats off-the-shelf, and what we built for a 275-store network.

AISep 1, 2026 · 4 min read

How to choose an AI development company

Six checks that separate production builders from demo builders, the red flags, and the questions to bring to the first call.

AIAug 15, 2026 · 4 min read

RAG vs fine-tuning: which should you choose for your product?

The one question that settles it, a side-by-side comparison, and what we learned from two production builds.

Tech auditJul 15, 2026 · 4 min read

Signs you need a software audit before scaling

Seven warning signs, why they get expensive after you scale, and what a two-week audit actually covers.

AIJul 1, 2026 · 4 min read

What is an AI agent (and what it is not)

A working definition, the three things people confuse it with, and the four tests we run before agreeing to build one.

AIJun 21, 2026 · 5 min read

How to automate document processing with AI

If your team still re-types document data by hand, here's how AI document processing actually works - and what to get right before you build.

AIJun 19, 2026 · 5 min read

How we automated insurance operations with AI

Cutting manual work and speeding up an insurer's operations 5x - and the principles that apply to any document-heavy business.

AIJun 15, 2026 · 5 min read

What an AI readiness audit actually involves

Most AI projects don't fail on the model - they fail because nobody checked if the business was ready. Here's the check.

SaaSJun 9, 2026 · 6 min read

How much does it cost to build a SaaS MVP in 2026?

The honest ranges, what actually drives the price, and the Year-1 costs most founders forget to budget for.

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