Ferry Van Zeelst
Scrummaster at Politie Nederland
Zoetermeer, South Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolFerry Van Zeelst is a Scrummaster and systems specialist with a decade of experience in application development, testing, and project coordination within large public-sector environments. Based in Zoetermeer, Netherlands, he has progressed through technical and leadership roles at Politie Nederland, combining hands-on systems work with agile delivery and stakeholder coordination. Technically fluent in C++, C#, Python, Java and web technologies, he also contributes to embedded/IoT open-source projects—notably adding HTTPS, resilience features and threading improvements to the Duino‑Coin miner for ESP32/ESP8266. His background spans performance and middleware testing, software development and process certifications (Scrum, PRINCE2), giving him a rare blend of deep testing craft and delivery leadership. Known for pragmatic problem solving, he often bridges low-level technical detail and team-level process improvements to keep projects both robust and on schedule.
10 years of coding experience
3 years of employment as a software developer
Prince 2 Foundation, Prince 2 Foundation at ExinBachelor, ICT, Bachelor, ICT at Haagse Hogeschool/TH RijswijkScrum Master - Training, Scrum Master - Training at Cibit Academy
Dutch, English, German
Github Skills (12)
esp3210
mining10
http10
c-language10
cprogramming-language10
arduino10
esp826610
networking9
cryptocurrency9
mqtt8
mqttnet8
python3
Programming languages (9)
Github contributions (5)
revoxhere/duino-coin
Oct 2021 - Oct 2021
ᕲ Duino-Coin is a coin that can be mined with almost everything, including Arduino boards.
Role in this project:
Embedded Systems Engineer / IoT Developer
Embedded Systems Engineer / IoT DeveloperContributions:7 commits, 1 PR, 3 comments in 7 days
Contributions summary:Ferry primarily contributed to the implementation of the Duino-Coin miner on ESP32 and ESP8266 microcontrollers. Their work involved adding HTTPS support for the pool API, incorporating features such as auto-generation of rig names and a variable to store the miner version. Furthermore, the user enhanced the miner's resilience by implementing incremental sleep mechanisms to prevent server flooding and rewrote the threading system for improved maintainability.
everythingduino-coinduinoarduino-boardsarduino
StaticCube/home-assistant
Oct 2016 - Jan 2020
:house_with_garden: Open-source home automation platform running on Python 3
Contributions:2 PRs, 15 pushes, 3 branches in 3 years 3 months
raspberry-pipythonhousegardenmqtt
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