Joy of Coding
June 27, 2025 - De Doelen, Rotterdam
Speakers_
We will announce a new speaker every couple of weeks. So stay tuned!
Join us? Call for Papers is open for lighting talks:
register here
Alexander Chatzizacharias
Alexander, a 34-year-old Software Engineer at JDriven, holds dual Dutch and Greek nationality. He earned
his master's degree in Game Studies from the University of Amsterdam, where he discovered his passion for
gamification and software engineering. Alexander aims to bridge the gap between game development and
software engineering, believing that both industries have much to learn from each other. He is dedicated
to integrating technologies and methodologies from both fields. Additionally, he enjoys experimenting with
new technologies and cutting-edge SDK's.
Bert Hubert
Bert Hubert is an inspiring speaker known for his passion for technology, engaging storytelling, and deep
technical expertise. As the founder of PowerDNS and an advocate for open-source innovation, Bert combines
humor, real-world insights, and fascinating topics — like the intersection of computing and biology — to
inspire and ignite curiosity in his audience. His relatable, down-to-earth style makes him the perfect
speaker to celebrate the creativity and Joy of Coding.
Shirley Tarboton
Shirley Tarboton is an insightful speaker who brings a fresh perspective to the intersection of software
development and sustainability. With her technical expertise and insights, she empowers audiences to think
differently about how they write and optimize code, offering insights to make software more
energy-efficient. Shirley's passion for creating a greener future through technology makes her a perfect
fit for Joy of Coding, inspiring developers to embrace their role in building a sustainable digital world.