Szymon Marcinkowski
De: Poland
Ubicación: Gdańsk, PL
En Useme desde 29 marzo 2019
Sobre mÃ
Hi there! 👋 I'm a fullstack developer with 4+ years of commercial experience specializing in .NET and React. I hold an engineering degree and currently work as a .NET Developer at Currenda, building cloud-based integration systems.
What I can do for you: ✅ Web applications (React, Next.js, Vue) ✅ Backend in .NET / C# — REST APIs, microservices, message queues ✅ System integrations & .NET 8 migrations ✅ Databases: PostgreSQL, MySQL ✅ Cloud-ready architecture (Azure/AWS)
I take every project seriously — I meet deadlines, communicate proactively, and deliver clean, maintainable code. If you're looking for a reliable developer who understands your business needs, let's talk!
CategorÃas
CV / CurrÃculum
Jun 2024 - Ahora
.NET Developer
Currenda
Development of .NET 8 integration systems exchanging data between applications. Building queue-based services (RabbitMQ/Azure). Migrating legacy code to .NET 8. Presenting architectural solutions to business.
Ago 2022 - Ago 2023
Software Engineer
Solidigm
Test and process automation in CI/CD. Writing automated tests (Python/C#). Machine and dev environment setup. Building internal tooling for the engineering team.
Jun 2020 - Oct 2020
Internship
Infocomp
Modernization of an electronic ordering system and a ticketing system. Legacy code — refactoring, bug fixing and adding new features.
Ene 2019 - Ahora
Freelance Web Developer
CodeCroissant (własna działalność)
Designing and delivering websites and web apps. Stack: Next.js, React, .NET, PostgreSQL. 46+ projects since 2019. End-to-end: scoping, design, implementation.
Portafolio
Educational app showcasing .NET and React skills — a bank simulator with account management, transfers and transaction history. Stack: .NET 8, React, PostgreSQL.
FizjoPanel
Web panel for physiotherapists to manage appointments and treatment history, with patient-side history view. Stack: .NET, React, PostgreSQL. Production-deployed.
Corporate website for a construction company (Toruń, Poland). Lead-generating site with quote form, project gallery and full responsiveness. Stack: Next.js, Tailwind CSS.
Studio Kobiet Włocławek
Landing page with pricing for a fitness studio. Responsive, SEO-optimized, fast site built in Next.js. The client acquires new customers organically via Google.
My own freelance brand — a web studio specializing in Next.js websites, marketing and automation for micro-businesses. Since 2019, 46+ projects delivered.