I've used Javascript extensively in all of my web-based projects over the last years. This includes my work for deviantART, my social network Zino, my video game Final Promise, and my work at Twitter.

I particularly enjoy working on computer graphics with HTML5 canvas.

I've used CSS extensively in all of my web-based projects over the last years. This includes my work for deviantART, my social network Zino, my video game Final Promise, and my work at Twitter.

I've used HTML/CSS extensively in all of my web-based projects over the last years. This includes my work for deviantART, my social network Zino, my video game Final Promise, and my work at Twitter.

I've used PHP extensively in many of my projects. Zino, my social network, was built in PHP. deviantART is also built using PHP.

I've used Python professionally extensively during my work at Google. We used it to build digital forensic and incident response tools at scale.

Python is my currently preferred language for large-scale projects.

I've used HTML extensively in all of my web-based projects over the last years. This includes my work for deviantART, my social network Zino, my video game Final Promise, and my work at Twitter.

I've used MySQL in my start-up social network, Zino, as well as when I worked for deviantART.

I've used git in several of my projects, including in my start-up company, Kamibu, where we built a video game for a year, as well as at Twitter, where I used it to develop product security features.

Git has been my version control system of choice for the past 5 years.

I've worked in the product security team of Twitter and in the incident response team of Google. I'm passionate about building secure systems for the web. I can help you with product security issues such as account management, password management, protocol development, encryption and authentication methods.

Personal details

Dionysis Z.

Summary

Technical skills