A client once sent me a broad business proposal and asked:
“How much will this cost?”
Before giving an estimate, I realized the real issue was not pricing.
The workflow was still unclear.
The core entities and state transitions had not been defined.
The MVP scope was too...
I just added a new work to my portfolio:
Finding the Domain Core Inside a B2B SaaS Workflow
This is a product-systems analysis based on my Domain Core–Driven Design (DCDD) approach.
The idea is simple:
Before designing APIs, data models, or automation logic, we need to understand...
I keep coming back to the same thought when looking at early-stage platform products:
sometimes the product does not need more features yet.
It needs to become more real first.
I wrote a short note on why discovery, trust, supply density, and platform depth often matter before the...
Published a new Contra project:
Payment Lifecycle Integration Backend
This project focuses on a backend problem I care about a lot:
how to keep an internal payment workflow correct when the external provider is asynchronous and outside your control.
The system models:
· explicit...
Just published my third article in the DCDD series.
This one clarifies where DCDD applies — and where it doesn’t.
It’s not about vision or strategy.
It’s about keeping systems buildable when reality is messy.
medium.com
DCDD Isn’t About Vision — It’s About Making Systems Buildable
DCDD solves how to build, not why to build
