Websites that work for your brand
Fast, responsive, visually refined websites / from a focused landing page to a complete service with backend logic.
Explore the service →SOFTWARE ENGINEER / SYSTEMS / AUTOMATION
Software engineer building applications and automation
I’m a software engineer and Senior IT Specialist based in Białystok. I connect applications, websites and automation with a carefully designed interface.
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GC / 2026
Software development services
.NET applications and systems
Web and desktop apps, internal tools, Outlook and Excel add-ins, and dependable business logic.
Explore the service →Integrations and data synchronisation
I connect databases, directories, APIs and external services so information flows without manual re-entry.
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AI and n8n automation
I design workflows for content generation, lead handling, video processing and automated publishing.
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Deployment and operations
Containers, environment setup and practical operations / the solution must keep working after the demo.
Explore the service →A solution shaped around the problem
I choose technology after understanding the goal. You get clear decisions, realistic scope and a product built to evolve.
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BROWSER / UX
Websites that work for your brand
A sample website for Psia Perfekcja Augustów with a clear offer, transformations, testimonials and contact flow. I can prepare a similar demo project at no cost.
- Blazor
- ASP.NET Core
- JavaScript
- SEO
C# / SYSTEMS
.NET applications and systems
CampusPBNet, my engineering thesis. ASP.NET Core MVC, Identity, EF Core and SQL Server in a platform for academic communities.
- C#
- .NET
- ASP.NET Core
- REST API
API / DATA
Integrations and data synchronisation
Spotinder shows a mobile app integrated with the Spotify API, structured data handling and sensor based interaction.
- REST
- SQL
- JSON
- Docker
NODES / FLOW
AI and n8n automation
AI and n8n automation for Raw Animals: from scenario to generation, assembly and scheduled publishing across social channels.
- n8n
- AI
- API
- Linux
SHIP / RUN
Deployment and operations
I deployed and maintained systems at the University of Białystok, including solutions supporting e-diploma processes.
- Docker
- Linux
- Cloud
- Monitoring
DISCOVER / BUILD
A solution shaped around the problem
E-Sejm. A team project where I was asked to work in Java, React, Redux and Tailwind. I learned the new stack quickly and delivered my frontend contribution.
- Architecture
- UX
- Delivery
- Support
SKILL CONSTELLATION
Different tasks? Different solutions.
I don’t revolve around a single technology.
Pause an orbit by hovering over it, then click a skill to filter projects that prove the capability in practice.
- C#
- .NET 8
- ASP.NET Core
- REST API
- Identity
- n8n
- AI
- Prompting
- API
- Linux
- Blazor
- Razor
- JavaScript
- React
- CSS
- Flutter
- Dart
- Spotify API
- Sensors
- Godot 4 .NET
- Domain design
- Data-driven
- Testing
SELECTED WORK
Systems, not screenshots.
Each case study shows the problem, my role and the engineering signal behind the interface.
In active developmentDesign, architecture and implementation
Evil Alchemist
A dark alchemical roguelite with turn-based combat. Its clean .NET 8 domain stays independent from Godot while mechanics and balance live in a versioned, validated data model.
What this provesThe project shows C# beyond conventional web work: complex rule modelling, game state, auditing tools and sustained work on a large system.
- Godot 4 .NET
- C#
- .NET 8
- JSON
- Automated tests
Completed projectConcept owner and implementation author
CampusPBNet
A platform for academic communities with nested communities, publications, polls, roles, permissions and content privacy controls.
What this provesFrom the problem and permission model through ASP.NET Identity, data, search and UI / a complete .NET web application cross-section.
- ASP.NET Core MVC
- C#
- Identity
- EF Core
- SQL Server
- Razor
Used in practiceTechnology selection, workflow and deployment
Social content automation
A pipeline supporting source acquisition, content generation and transformation, video preparation and social media publishing.
What this provesThe automation was created during a GRYC LTD internship and independently deployed to the company Linux server.
- n8n
- AI
- REST API
- Linux
- Docker
- JSON
Completed
Academic project / MVC applicationPrimary application implementation
Sklep internetowy .NET 8
A full commerce flow: catalogue and category tree, search, cart, orders, accounts, admin panel, thumbnails and PDF price-list generation.
- ASP.NET Core MVC
- .NET 8
- Identity
- EF Core
- SQL Server
- ImageSharp
Frontend contribution
Team projectSelected views and interface elements
E-Sejm
An application using the Polish Parliament public API. My contribution covered parts of the frontend layer in React, Redux and Tailwind.
- React
- Redux
- Tailwind
- Java
- API Sejmu
Academic project
Team mobile application / .NET MAUIApplication foundation
Spotinder
A cross-platform .NET MAUI app for discovering Spotify artists, using cards, audio previews and accelerometer-based tilt gestures.
- .NET MAUI
- C#
- XAML
- MVVM
- Spotify API
- Sensors
AUTOMATION LAB
From an event to a finished result
without manual hand-offs.
Real n8n workflows combine APIs, AI and media processing into repeatable business processes.
“During his internship, Mr. Gracjan gained experience with automation and artificial intelligence technologies, as well as with the practical application of tools supporting business processes.”
FEEDBACK FROM PRACTICE
Words from the people I worked with.
The testimonials move automatically. Click a card to read the full note.
EXPERIENCE SIGNAL
Experience isn’t built in a code editor,
only in practice.
Professional work, an engineering degree, automation practice and independent projects connect into one path: building systems responsibly from idea to operations.
CONFIRMED ROLESenior IT Specialist / Software EngineerUniversity of Bialystok
2018 to 2024
First projects
Discovering software
Early experiments, programming fundamentals and the gradual build up of a practical toolkit.
2022 to 2026
Studies
Computer Science at Białystok University of Technology
An engineering degree completed with a very good result. Thesis project CampusPBNet.
2025
Internship
GRYC LTD
Design, testing and deployment of business process and social publishing automation on a Linux server.
2025 to 2026
Social media automation
Raw Animals: full AI workflow
Full AI automation for social media, from scenario and generation through assembly and publishing.
2024 to 2026
Cybersecurity
CYBER.MIL Academy and Cisco
Windows, Linux, OSSTMM, network defense, cyber threat management, Ethical Hacker and CyberOps Associate paths.
2026 to present
Professional work
Senior IT Specialist at the University of Białystok
C# and .NET applications, Office add-ins, ASP.NET Core, REST APIs, data synchronisation, containers and e-diploma integrations.
2026 to present
Independent project
Evil Alchemist
Development of an original systems driven game in Godot 4 .NET with a clean C# domain and data driven architecture.
2026 to present
Client projects
Websites and client delivery
Building websites, shaping scope around the goal and taking projects from first conversation to a working release.
CONTINUOUS LEARNING
Knowledge backed by proof.
DEVELOPER MODE
Prefer commands?
The interface speaks your language.
A small easter egg for technical visitors. Type help to see available commands.
system Portfolio interface ready. Type help.
LET’S CONNECT
Let’s talk?
Tell me what’s on your mind.
Write about a job opportunity, collaboration, an idea or a general question. I’ll get back to you as soon as possible.
E-mailgczyzewski.contact@gmail.com
Phone+48 737 748 597
GitHubgraccz103 ↗
LinkedInProfile in preparation
Current availabilityOpen to freelance projects
