Joost Oostdijk
Software Developer at Seamly
Tampere Metropolitan Area Finland
Summary
👤
Senior🎓
Top SchoolJoost Oostdijk is a seasoned software developer with over a decade of engineering experience and a strong track record in mobile and backend systems, currently building at Seamly in Finland. He blends hands-on craftsmanship—firm testing, clear documentation and pragmatic engineering—with people leadership, having mentored and led teams of up to 15 engineers. His background spans mobile banking, peer-to-peer payments, embedded C firmware and hobby electronics (KiCad, microprocessors), reflecting a rare full-stack curiosity that crosses embedded and high-traffic server domains. Now deepening skills in data science and Elixir/OTP, he’s focused on applying functional, fault-tolerant architectures to scalable projects while keeping team culture human-centered. An electrician-turned-developer, Joost brings a practical hardware perspective that informs more robust software designs.
13 years of coding experience
19 years of employment as a software developer
Bachelor Of Engineering (IT), Information Technology/Software Engineering, Bachelor Of Engineering (IT), Information Technology/Software Engineering at Metropolia University of Applied SciencesElectrical Engineering Technician, Electrical Engineering, Electrical Engineering Technician, Electrical Engineering at ROC Markiezaat CollegeStudent, General, Student, General at Thoolse ScholengemeenschapTechnicus Sterkstroom Installaties (TSI) Niveau 4, Electrical Engineering Technologies/Technicians, Technicus Sterkstroom Installaties (TSI) Niveau 4, Electrical Engineering Technologies/Technicians at Markiezaat CollegeLearn-Elixir.dev
English, Dutch, German, Finnish, Swedish
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (131)
floating10
overlay10
bottomsheet9
vagrant8
cmsis8
liveview8
vms8
cmock8
accessibility8
mocking8
platformio8
embedded-software7
ruby7
firmware7
uikit7
Programming languages (14)
Github contributions (5)
joustava/multi-k8s
May 2020 - Apr 2026
Contributions:15 pushes, 2 branches in 6 years
joustava/joustava.github.io
Oct 2017 - Apr 2026
home
Contributions:8 PRs, 73 pushes, 11 branches in 8 years 6 months
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