Rene Korss is a seasoned mobile and full-stack engineer with 12 years of experience, currently building mobile solutions at CDK Global while leading his own company, Koren. He is proficient across Dart/Flutter, PHP/Laravel, JavaScript, Linux and AWS, and brings both hands-on implementation skills and leadership experience from CTO and lead developer roles. Rene contributes to open-source—improving front-end UX in Ionic datepicker components and fixing backend bugs in the widely used Joomla CMS—showing a knack for pragmatic bug fixes and UI refinements. Based in Tartu, Estonia, he combines entrepreneurial grit with a track record of shipping reliable web and mobile features across startups and enterprise projects. A less obvious strength is his comfort spanning the stack from TinyMCE language fixes and session tuning to polished Flutter UIs, making him effective at bridging backend stability and frontend polish.
12 years of coding experience
14 years of employment as a software developer
Basic education, Basic education at Palupera Elementary School
Secondary education Technology, Secondary education Technology at Tartu Kivilinna Gymnasium
Bachelor Business management, Bachelor Business management at Võru County Vocational Training Centre
'ionic-datepicker' bower component for ionic framework applications
Role in this project:
Front-end Developer
Contributions:11 commits, 4 PRs, 17 comments in 2 days
Contributions summary:Rene primarily contributed to the front-end development of an Ionic framework datepicker component. They added features such as a date format option and the ability to generate a years list. The user also addressed bugs, fixed conflicts, and made CSS improvements to enhance the component's appearance and functionality, adding more specific CSS rules, and fixing typos in the CSS. Furthermore, they introduced an option to close the datepicker automatically upon date selection and corrected issues related to month navigation.
Contributions:7 commits, 5 PRs, 27 comments in 3 months
Contributions summary:Rene contributed to the Joomla! Content Management System by fixing several bugs and improving code quality. Their commits addressed issues such as incorrect default language settings and drag-and-drop sorting issues within the administrator interface. The user also made updates to the TinyMCE editor's language files and adjusted session expiration settings. These changes indicate a focus on resolving specific functional and performance problems within the Joomla! CMS codebase.
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