
Computer Science student at DSW Ideis Kraków with a strong interest in backend development. Experienced in building projects with .NET, ASP.NET Core Web API, PostgreSQL and Angular. Currently expanding skills in Java and Spring Boot while developing practical software engineering, database and API design knowledge through personal and academic projects.
Accreditation Office Staff at Esports World Cup 2025 in Riyadh, Saudi Arabia.
Worked in the accreditation office supporting participants, staff, and event operations during a large-scale international esports event organized with ESL FACEIT Group.
Responsible for staff verification, badge distribution, and accreditation support for employees, contractors, and event personnel during Esports World Cup 2025.
Worked extensively with Excel spreadsheets and event accreditation systems to manage personnel data and support daily event operations.
Responsible for basic IT infrastructure support including hardware diagnostics, printer maintenance, network device configuration, RJ45 cable assembly/repair, and Excel-based data handling in a hospital environment.
Worked in various part-time roles alongside education, including delivery services, customer service and manual work positions.
Developed strong communication, time management, problem-solving and organizational skills while balancing work and studies.
Object-Oriented Programming
Backend Development
REST API
C#
NET
ASPNET Core Web API
Entity Framework Core
PostgreSQL
Git
Java
Spring Boot
Basic Angular
Basic Typescript
C1 English
Foundational C# with Microsoft
Cisco IT Essentials: PC Hardware and Software
General English Course by Easy School of Languages
You can see some additional projects here:
https://github.com/mmatyjaskiewicz