About Us

DR-ONLINE was founded in July 2016 by experts with over 15 years of experience in developing software for the financial sector.

Our Mission

Delivering tailor-made IT solutions to our clients. We design software that meets real needs, putting client requirements at the center of every project.

Areas of Expertise

We have expertise in both modern and legacy technologies — from server and web solutions, through mobile apps, to low-level software. Every product is tailored to individual client needs with data security in mind.

Quality & Security

All projects include test cases and use cases verifying code reliability

Code is version-controlled with continuous automated testing

Every software undergoes mandatory penetration testing

Deep knowledge and practical application of PCI DSS standards

OWASP recommendations incorporated in every project

Battle-tested in production deployments for the banking and financial sector

Leadership

Jerzy Ratajczak

Jerzy Ratajczak

CEO

Working in IT since the days of Windows 3.0. Joined Wincor-Nixdorf with the release of Windows NT 4.0 as Professional Services Manager. At DR-ONLINE since Ubuntu 16.10.

Przemysław Dobrowolski

Przemysław Dobrowolski

Vice President

Working professionally in programming since the OS/2 Warp era. With the release of .NET Framework 2.0 he began his career as Professional Services Manager at Diebold, where he worked until .NET 4.61. At DR-ONLINE since the release of the first version of .NET Core.