Jan Tamminga
Senior Software Engineer at O.C.L.C. previously HKA
Greater Groningen Area Netherlands
Summary
👤
Senior🎓
Top SchoolJan Tamminga is a Senior Software Engineer based in the Greater Groningen Area with 11 years of professional experience designing and building Java-based enterprise applications. He brings deep expertise in Java, Spring, JPA and front-end technologies like AngularJS, jQuery and HTML5, and has a strong background in workflow and integration projects (BPEL, Oracle stack) for government and large-scale user bases. Jan has repeatedly translated manual processes into automated, auditable systems—most notably automating ministerial question workflows—and has experience in tutoring and architectural design across the stack. His career spans product-focused work (educational game engines and SSO integration) to public-sector payment systems, showing a blend of user-centered design and robust backend engineering. Quietly methodical, he combines hands-on coding with mentoring and pragmatic system design grounded in his technical cognition and informatics education.
11 years of coding experience
17 years of employment as a software developer
Ing, Technische Informatica, Ing, Technische Informatica at Hanzehogeschool GroningenTechnische Cognitie Wetenschap, Technische Cognitie Wetenschap at Rijksuniversiteit Groningen / University of Groningen
English, Dutch, frisian, German
Stackoverflow
380reputation
24kreached
20answers
2questions
Github Skills (30)
wireless10
keyboard10
bluetooth10
firmware9
zephyr7
hosting6
firebase6
callback6
http-server6
google-chrome6
cookie6
android6
angularjs6
css6
drag6
Programming languages (4)
Github contributions (5)
tammingaj/miniki-config
Aug 2021 - Apr 2026
ZMK configuration for the Miniki v2, a 32 key split keyboard
Contributions:2 PRs, 67 pushes, 6 branches in 4 years 8 months
splitkeyboardzmksplit-keyboard
tammingaj/tammingaj.github.io
Mar 2015 - Mar 2022
Public website
Contributions:1 PR, 70 pushes, 2 branches in 7 years
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