System design for financial business software

Pooya Sarraf Zadeh
Pooya Sarraf Zadeh System Designer and Custom Financial Software Developer

From real business needs to software that works in daily operations.

I am Pooya Sarraf Zadeh, a system designer, analyst, and developer of financial business and custom software. I started programming in 2008, and since 2009 my practical focus has been on systems that must survive real operations: finance, inventory, sales, production, support, reporting, legacy redesign, and reliable delivery.

2008 Started programming
2009 Focused on financial business systems
70+ Companies reached through product experience
400+ Active users across financial business systems
Pooya Sarraf Zadeh
Work focus Analysis, design, development

Collaboration

From idea to usable system

My focus is on work that needs clear problem understanding, thoughtful design, and reliable implementation.

01

Software architecture consulting

Reviewing the problem, system structure, development path, and maintainable architecture decisions.

02

Legacy system redesign

When current software becomes slow, limited, or hard to extend, it can often be improved step by step.

03

MVP development

For ideas that need to be tested quickly but properly, the first version should be simple, clear, and extensible.

04

Custom software design

Software designed around your real process, instead of forcing your workflow to adapt to an off-the-shelf tool.

Practical experience

Systems shaped inside real operations

A major part of my work has been in projects where software was not just a screen. Unit coordination, speed, inventory control, financial documents, reporting, support, and extensibility all had to work in real daily operations.

Explore experience
Since 2008

Programming and web design beginnings

My path began with an ASP.NET website redesign and IT work, then quickly moved into internal software and operational business problems.

Since 2009

Analysis, design, and development of integrated financial business systems

Staged development of accounting, inventory, sales, purchasing, receivables, payables, production, reporting, and inter-unit workflows, focused on real operations and future growth.

Since 2010

Product development and system redesign at Pooya Payvand

Long-term work on financial business systems, from operational modules to performance optimization, multi-currency and multilingual capabilities, and the current path toward a web experience.

Process

Before code, the problem must become clear

In custom software, rushing into implementation often increases cost. I first clarify the real need, workflow, and future path of the system.

01

Problem discovery

Initial meetings clarify the need, limits, audience, current process, and real project goal.

02

Analysis and design

After discovery, the system structure, modules, information flow, and development path are designed.

03

Staged development

The project is divided into deliverable parts to reduce risk and make results visible sooner.

04

Testing and refinement

The system is reviewed with real data and scenarios, and defects or ambiguities are resolved before serious delivery.

Personal project

An independent project is taking shape

Since Ordibehesht 1405, I have been working on a serious independent project. It is not ready for public introduction yet, but I hope to introduce a test version through this website in the second half of 1405.

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