Katri Haapalinna
Specialist at Puolustusvoimat - Försvarsmakten - Finnish Defence Forces
Finland
Summary
👤
Senior🎓
Top SchoolKatri Haapalinna is a security-focused software specialist with 8 years of experience blending full‑stack development and operational security, currently serving in the Finnish Defence Forces. She holds an MSc in Information Security and Cryptography from the University of Turku and has hands-on experience building and maintaining systems using React, Node.js, C#, PostgreSQL, MongoDB and Azure. Her core interests lie in cyber threat intelligence, threat intelligence platforms, critical infrastructure protection, security automation and architecture development, which she applies to both enterprise and defense contexts. Prior roles at Neste and Vaadin gave her a strong foundation in web and enterprise application development alongside automation and CI/CD practices. Comfortable moving between low-level security concepts and production engineering, she brings a rare combination of formal cryptographic training and practical software delivery experience. Based in Finland, she pairs disciplined military experience with a collaborative engineering background to design auditable, resilient security solutions.
8 years of coding experience
2 years of employment as a software developer
Matriculation Examination, Mean grade of Eximia (E), Matriculation Examination, Mean grade of Eximia (E) at Luostarivuoren lukioMaster of Science in Technology, Information Security and Cryptography, Master of Science in Technology, Information Security and Cryptography at Turun yliopisto - University of TurkuBachelor's degree, Computer Science, Bachelor's degree, Computer Science at Turun yliopistoComputer Engineering, Computer Engineering at Turku University of Applied Sciences
English, Finnish, Swedish, German, Russian
Github Skills (43)
vaadin10
java10
webapp10
cross-browser9
webclient8
spring-boot8
websocket8
asynchronous8
javascript7
realms7
event-driven7
webtransport7
binding6
browser6
spring6
Programming languages (3)
Github contributions (5)
KatriHaapalinna/framework
Feb 2018 - Apr 2019
Vaadin is a Java framework for building modern web applications that look great, perform well and make you and your users happy.
Contributions:36 pushes, 4 branches, 6 tags in 1 year 1 month
lookweb-applicationsradframeworkorientdb
KatriHaapalinna/AriaButton
Oct 2017 - Jan 2019
Extension for adding custom aria-label, aria-labelledby and aria-describedby attributes to Vaadin Button
Contributions:1 PR, 5 pushes, 1 branch in 1 year 3 months
buttonariavaadinaria-labelaria-describedby
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