Marcin Grzegorzewski Send a brief

Web apps and tools

A web app for a specific process in your company: from a pricing calculator to an ordering system with payments, invoices and notifications. Integrations with external services, e.g. Plesk, Stripe or KSeF (the Polish e-invoicing system). Design and code handled by one person.

What it includes

Web platforms

Megaserwer - website design Megaserwer - website design Megaserwer - website design
Megaserwer
Design · build

Hosting with its own management system.

How I price it

The fee depends on the scope. Every quote sets out the scope, the deadline and the number of revision rounds.

A tool with a fixed scope A calculator, a document generator, a form with a panel. quoted after the brief
A system for a company Accounts, payments, integrations and reports. quoted after the brief
For agencies Design or adaptations as part of your project, under your name. Terms of work

Planning a project? Tell me about it.

Next free date: 10.11.2026
Send a brief