Hi, I'm Filip Roessner

I'm a high school developer passionate about creating innovative solutions. Dedicated to learning and growing in the field of programming. I bring creativity and technical skills to every project.

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My Projects

  • Mein Bild

    Freeplay- Windows

    A Freeplay, the open source (nearly) infinite whiteboard. A place to draw, plan, write and create. Your creative Canvas, built entirely in Java, optimized for Windows.

  • Mein Bild

    Shortcut App

    A shortcut app for Android, built in Java, designed to help users quickly access their favorite applications and files.

  • Mein Bild

    IOWorks - AI Native B2B Saas

    IOWorks is a powerful workflow automation tool that helps you summarize, track, and organize all your team's workflows in one place.

My Skills & Tools

  • HTML

    HTML & CSS

    I build clean, semantic, and accessible HTML structures combined with modern, responsive CSS3 layouts using Flexbox and Grid, focusing on maintainability and meaningful animations.

  • JavaScript

    JavaScript

    I use JavaScript to add interactivity and logic to websites. I work with events, DOM manipulation and basic state handling. My focus is on clean, understandable code rather than over-engineering.

  • Java

    Java

    I have advanced knowledge of Java and use it regularly for different projects. I work with object-oriented concepts, structured project architecture and JavaFX for desktop applications. I see Java as one of my strongest languages and continue to improve my skills through real projects.

  • Python

    Python

    I use Python mainly for scripting, automation and problem solving. I write clear, readable code and use Python to quickly prototype ideas or automate repetitive tasks.

  • MySQL

    MySQL

    I work with MySQL to design and manage databases. I write structured queries, use JOINs and understand how to model data efficiently for applications.

  • Tools

    Tools

    I work daily with tools like Git, VS Code, IntelliJ IDEA and Android Studio. I understand basic version control workflows and value clean project structure. I am always looking to improve my workflow and gain more real-world development experience.

Get in Touch

If you’d like to take a look at my code, have questions about one of my projects, or need help with something, feel free to reach out. I’m always open to feedback, collaboration, or simply a good technical discussion. You can contact me using the details below.