Maarten Van Haasteren
Senior Java Consultant at Colbus bv
Arnhem, Gelderland, Netherlands
Summary
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Senior🎓
Top SchoolMaarten Van Haasteren is a Senior Java Consultant with over a decade of experience designing and hardening enterprise Java/CI pipelines for public and financial-sector systems. Based in Arnhem, he specializes in Java backend development, CI automation (Jenkins/Maven, pipeline scripting, Docker) and application security aligned with OWASP ASVS. His work at Belastingdienst combines hands-on tooling and consultancy to standardize secure deployment practices across teams, drawing on prior roles modernizing portals, web apps and middleware for insurers and banks. Comfortable in both developer and consultant roles, he brings pragmatic standards-driven solutions that reduce risk and speed delivery. An early adopter of CI-driven deployments, he blends deep Java expertise with practical security and automation know-how.
10 years of coding experience
10 years of employment as a software developer
bc, Information Technology, bc, Information Technology at Hogeschool Drenthe
English, Dutch
Github Skills (32)
readonly10
historical10
java10
dlms10
adapter10
iot-platform10
preserve10
springframework9
cics6
ims6
specification6
shared-libraries6
simulator6
pybuilder5
cobol4
Programming languages (3)
Github contributions (5)
mvhaasteren/DO288-apps
Sep 2020 - Sep 2020
Contributions:7 pushes, 5 branches in 3 days
OSGP/Protocol-Adapter-DLMS
Jan 2016 - Feb 2016
Protocol adapter and device simulator for Device Language Message Specification protocol.
Contributions:7 PRs, 44 pushes, 5 branches in 1 month
device-simulatorspecificationadaptersimulatorprotocol-specification
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