Many backend integration projects don’t fail because the API is hard.
They fail because the business flow is unclear.
A customer books an appointment.
Then submits a digital form.
Then the bank processes the transaction.
Then a PDF is generated.
Then WhatsApp or email...
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...
A lot of integration problems are not really about the API call itself.
They show up when the external system is delayed, duplicated, partial, or wrong — and your internal workflow still needs to stay reliable.
That’s where backend design starts to matter:
- clear state transitions
...
Java backend systems for API integrations and workflow-heavy operations
I build Java / Spring Boot backend systems for projects where API integrations, workflows, and data reliability matter in the real world.
The kind of work I’m strongest in usually involves:
- third-party API...
