Derk Gortemaker
Owner at Twisted Bytes B.V.
Enschede, Overijssel, Netherlands
Summary
👤
Senior🎓
Top SchoolDerk Gortemaker is a pragmatic software developer and systems architect with 11 years of hands-on experience building Java/J2EE applications and managing Linux-based infrastructure. As owner of multiple companies including Twisted Bytes, he blends backend engineering (Spring, Hibernate, PostgreSQL/MySQL) with deep Linux/sysadmin skills—XEN/KVM virtualization, SAN/NAS and provisioning automation. His background spans full lifecycle delivery from custom enterprise apps for transport and healthcare to designing resilient server stacks (Apache, Nginx, Postfix) and database operations. Collected experience as both developer and operator means he routinely bridges software architecture and infrastructure implementation, often scripting solutions in Bash/PHP to simplify operations. Based in Enschede, he brings entrepreneurial breadth and a knack for turning complex infrastructure requirements into maintainable systems.
11 years of coding experience
5 years of employment as a software developer
Bachelor of Science (BS), Computer Science, Bachelor of Science (BS), Computer Science at Saxion Hogescholen
Dutch, English
Github Skills (122)
timeseries-database10
dashboard10
grafana10
elasticsearch10
influxdb10
monitoring10
data-visualization10
rust10
scalable10
database10
mysql10
analytics10
go10
prometheus10
composable10
Programming languages (11)
Github contributions (5)
TwistedBytes/dockerhub
Jan 2022 - Jan 2025
Contributions:110 pushes, 1 branch in 3 years
TwistedBytes/vagrant-project-templates
Jan 2019 - Sep 2020
Contributions:13 commits, 12 pushes in 1 year 8 months
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