For a decade, I've been the founder and administrator of the first and largest Dutch hackers forum with almost 8,000 members.
I discovered the concerning possibility of profiling people based on the apps that they have installed on their phone. Apps produce distinctive patterns in LTE/4G traffic.
I have created several educational websites, with the goal to provide explanations that are easier to understand than the sometimes insufficient lectures at university.
I devised a method to visualize internet traffic on LED strips, allowing you to observe your packets flying through the room as you load a website or send a Whatsapp message.
I developed an app to enhance the convenience of watching dancing videos for students.
I developed a program capable of converting Java code into Control Flow Graphs.
Throughout my high school years, I ran my own computer support company.