- Unattended payment software integrated through proprietary protocol, library or custom interfaces. Payment software designed as a platform independent solution, working on different payment devices (VeriFone, XAC, UIC, CCV) as well as different OS (Linux, Windows, Raspbian).- Designing company’s own integration protocol as universal and all-purpose as possible and using the protocol as a standard in many projects for different customers.- PA-DSS certification of unattended payment application. Certified application was able to work with 3 different acquirers: FDP, Elavon and eService.- The biggest Polish transit system, including 3500 unattended devices and central host. Protocols and interfaces to exchange data between all system modules were designed and implemented from scratch as a part of the project. Unattended payment application certified according to VISA, MasterCard and AMEX requirements (both contact and contactless).- Central host and client application for Ingenico and VeriFone EFT POS terminals. Customer is a VAS operator. Application on EFT POS terminal works as a thin client, interpreting business logic defined on host side. Authorization protocol as well as protocol for terminal management were designed and implemented from scratch.

- Management of departments: Software Development, Sales Support, Service; - Budget preparation and implementation for managed departments- Recruitment, assessment of the team members- Development of the company’s product offer- Maintaining relationships with customers and suppliers- Supervision of all company’s projects- Running product presentations- Product management

- Management of dozen or so team- Recruitment, assessment of the team members- Complex implementation of the company’s contracts: presale, architecture design, implementation, testing, roll-out, maintenance- Running product presentations- Preparation of the offers for Sales Department- Independent project management

- Independent design and development of the projects using C, C++, .NET / .NET Comapct Framework C#, PHP, relational databases- Development payment applications for Ingenico and VeriFone terimnals- Design and development of demo application for handling cash transfers for the escort- Design and development of identification system using RFID, GIS and GPS- Design and development of application on Windows CE for identifying and data collection purposes

- Design and development of GIS (Geographic Information System) systems using C++, .NET C#, ASP and relational databases. Solutions for PC and mobile platforms- Implementation of the library for GPS handling- Design and development of library for handling maps on Windows CE platform

- Design and development of the dynamic WWW pages using PHP, ASP and relational databases- Performing business and technical analysis for company’s customers- Design and development of Content Management System for WWW portals