Building robust, human centered software solutions.

Full-stack engineer, focused on modern frontends and reliable backend systems. I enjoy shipping clean, scalable products and helping teams move faster.

Currently

Software Engineer • Delta-N

FrontendAngular • React • Vue
BackendC# • Java • Python
AIRAG • Agents • MCP
DataData Factory • EF Core • (No)SQL
CloudAzure • Bicep • CI/CD

WORK EXPERIENCE

A snapshot of my professional experience in software development, focused on full‑stack engineering and cloud solutions.

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Software Developer

Delta-NFull-timeSep 2025 – PresentThe Hague, South Holland, Netherlands · Hybrid
  • Full‑stack engineer in a Scrum team, focused on frontend (Angular, React) and backend (C#, EF Core).

  • Managed Azure infrastructure with Bicep and CI/CD via Azure DevOps Pipelines and GitHub Actions.

  • AI‑driven development across multiple commercial client projects.

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Graduation Software Developer

SSC-ICTInternshipFeb 2025 – Jun 2025The Hague, South Holland, Netherlands · Hybrid
  • Graduation internship focused on digital accessibility and WCAG guidelines.

  • Automated accessibility testing within a CI/CD environment.

  • Built an AI‑powered prototype to help ensure accessibility compliance.

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Software Developer

Delta-NPart-timeFeb 2024 – Feb 2025The Hague, South Holland, Netherlands · Hybrid
  • Supported client projects with a focus on full‑stack development.

  • Worked closely with senior developers and grew quickly in professional software engineering.

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Software Developer Intern

Delta-NInternshipAug 2023 – Feb 2024The Hague, South Holland, Netherlands
  • Built a cost‑management module to track and analyze Azure hosting costs.

  • Developed with C#, Angular, Azure Functions, Bicep, Scrum, xUnit, and Jasmine.

  • Designed the architecture and delivered the module to production.

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Full‑stack Developer

New DesignersPart-timeMar 2023 – Jul 2023The Hague, South Holland, Netherlands · Hybrid
  • Translated Figma designs into robust front‑end code with Next and Nuxt.

  • Built projects with both git‑based and API‑driven CMS platforms.

  • Delivered Node.js backend features and integrations for client projects.

PROJECTS

A selection of professional and academic projects focused on performance, accessibility, and clean user experiences.

AI Powered Accessibility Tool

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My personal portfolio website built using Next.js and Tailwind CSS. The website showcases my projects, work experience, and skills as a software engineer. It is designed to be fast, responsive, and accessible.

Delta-N Voetbalpoule

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Web application developed for Delta-N. The application is a soccer poule where users can predict the outcome of soccer matches. Mainly updated angular version and developed new features. Also changed WK styling to EK theme

TYGERMOM (Study)

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Mobile app developed for Tygermom during the minor Usable App Development. The app is a platform for entrepreneurs to connect and share their experiences. The app is still in development and will be released soon.

KAT - Stucadoors

KAT - Stucadoors

Website for Kat Stucadoors. The website is serving the purpose of a portfolio and means of contact and customer acquisition.

Theaterlaak (Study)

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Fully functioning website for Theater Laak. The website also needed to be accessible for people with impaired vision. The website has been developed with a team using scrum framework.

Betabit (Study)

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First year java project developed for BetaBit. This desktop application created using Java, JavaFX and tested with JUNIT served as the main motivator for employees to be more mindfull of their CO2 emissions. The website has been developed by a small team of student using agile teamwork.

Altech Security

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Website for Altech Security. The website is serving the purpose of a portfolio and means of contact and customer acquisition. The website has been developed using WordPress.

Curious for more ?

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Did something catch your eye ? Want to see more, or have more questions ? Click on the button below to go to my personal github or get in touch! Besides study projects I've worked on various professional web sites/ apps and would love to discuss those as well

LET'S BUILD SOMETHING GREAT

Want to collaborate or discuss a project? Send me a message and I’ll get back to you as soon as possible.

Based in The Hague, The Netherlands
Open to freelance & full-time opportunities
Linked In LogoKonrad Zwolinski