🎯 Backend & .NET Developer

Piotr Michalski

Passionate about building scalable backend systems, code optimization, and modern cloud & DevOps practices. With over 2 years of commercial experience in C#/.NET and a solid background in server administration, I focus on clean code, performance, and AI-assisted development.

Tech Stack

C#
.NET Core / ASP.NET Core MVC
Entity Framework Core
Docker & Kubernetes
SQL Server / PostgreSQL / MongoDB
xUnit & Moq
CI/CD Jenkins
Azure & Linux / Windows Server
Python
WebSockets / REST API

Experience & Education

Aug 2022 - Aug 2024

C#/.NET Developer

Comarch S.A.

Developed backend services supporting file backup/recovery. Worked closely with .NET Core, EF Core, and SQL databases. Contributed to monitoring functionality and collaborated on production issue resolution.

Aug 2021 - Oct 2021

Server Administrator

AFNET S.A.

Managed hardware, software, and server-related issues. Provided technical support for clients.

Sep 2019 - Aug 2021

Server Administrator

Extend Vision S.A.

Maintained network/server infrastructure and supported internal IT operations ensuring system stability.

Oct 2018 - Jun 2021

Bachelor's in Applied Computer Science

Cracow University of Economics

Projects & Repositories

WineShop

A complete e-commerce application built with ASP.NET Core MVC, using Docker, dependency injection, and comprehensive xUnit/Moq testing methodologies.

DatabaseConnector

A database connector library designed to streamline data operations, ensuring secure and efficient communication with backend storage.

PokeSzrot Work in Progress

Advanced window bot for VBA-M emulator. Optimized to eliminate Hot Path Allocation using a persistent buffer, vastly reducing Garbage Collector pressure (Zero-allocation screen capture) via Win32 API.

Metin2 Bot Work in Progress

An automation tool and computer vision bot for the MMORPG Metin2. Developed entirely in Python to demonstrate cross-language versatility.

CarRental-NodeJS

Car rental system created using TypeScript and web technologies.

Chess

Chess project implementing game rules logic and interaction in the .NET environment.

Interests & Hobbies

Technology & PC Games

Following the latest tech trends and a deep passion for gaming.

Languages & Culture

Open to learning new languages and discovering world cultures.

Physics

Fascinated by the hard laws governing the universe.

Sociology

Analyzing social mechanisms, group dynamics, and human behavior.