Mitja Kotnik
Delivery Manager at Raiffeisen Bank International AG
Ljubljana, Slovenia
Summary
👤
Senior🎓
Top SchoolMitja Kotnik is a delivery-focused software engineering leader with about 10 years of experience building secure, cloud-native Java backends for fintech and enterprise systems from Ljubljana, Slovenia. He combines hands-on expertise in API design, authentication/authorization (notably JWT/JWK) and test automation with people and delivery management, recently progressing from SW Architect to Delivery Manager at Raiffeisen Bank International. Mitja has contributed to the well-known Apache TomEE project, adding and validating MicroProfile JWT/JWK security tests, which reflects his attention to rigorous security and QA practices. He pairs technical depth with a business perspective—holding a master's in business administration—enabling him to translate regulatory and stakeholder needs into reliable, auditable solutions. Colleagues describe him as a results-driven communicator who prefers shipping secure, scalable systems over theoretical designs.
10 years of coding experience
8 years of employment as a software developer
Bachelor's degree Computer Engineering, Bachelor's degree Computer Engineering at University of Ljubljana, Faculty of Computer and Information ScienceMaster's degree Business Administration and Management General, Master's degree Business Administration and Management General at University of Ljubljana, School of Economics and Business
English, German, Croatian, Slovenian
Stackoverflow
168reputation
7kreached
17answers
5questions
Github Skills (22)
jakartaee10
api-rest10
api-design10
restful-api10
testing10
microprofile10
java10
javas10
junit10
arq10
jwt10
rest-api10
pact6
pact-jvm6
android-viewpager6
Programming languages (6)
Github contributions (5)
apache/tomee
Dec 2018 - Jan 2019
Apache TomEE
Role in this project:
Back-end Developer & QA Engineer / Test Automation Engineer
Back-end Developer & QA Engineer / Test Automation EngineerContributions:6 commits, 3 PRs, 1 comment in 8 days
Contributions summary:Mitja primarily contributed to implementing and testing features related to MicroProfile JWT and JWK security within the Apache TomEE project. They wrote test cases to verify JWT token generation, user authentication, and authorization based on roles. The user's work included testing various scenarios involving REST endpoints, security headers, and authorization policies, ensuring the correct behavior and access control of the application. They also focused on adding tests and improving code based on feedback.
microprofileapachetomeenetwork-serverjakarta-ee
cotnic/spring-security
Nov 2022 - May 2023
Spring Security
Contributions:7 pushes, 2 branches in 6 months
spring-bootsecurityspringjavaspring-security
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