Em Karisch
DevOps Engineer & SaaS Development at khaos.solutions
Vienna, Austria
Summary
🤩
Rockstar🎓
Top SchoolEm Karisch is a Vienna-based DevOps engineer and polyglot developer with 13 years of experience building cloud-native SaaS, eCommerce platforms, and resilient business systems. They blend deep Linux and DevOps expertise with hands-on backend work—contributing geospatial query features to Doctrine MongoDB and core fixes to the Sulu CMS—while advocating modern development practices and open source. Comfortable debugging complex legacy architectures, Em is known for automating repetitive processes until they disappear and for designing cleaner, more maintainable systems. Their background in mechatronics and embedded systems gives them a practical edge when bridging hardware, firmware, and cloud software. As an AWS APN and Microsoft partner engineer, they architect custom cloud solutions and mentor teams through CI/CD and operational improvements.
13 years of coding experience
13 years of employment as a software developer
Mechatronics Engineer, Mechatronics, Robotics, and Automation Engineering, Mechatronics Engineer, Mechatronics, Robotics, and Automation Engineering at Landesberufsschule 4 SalzburgIndustrial Master of Mechatronics Engineering, Mechatronics, Robotics, and Automation Engineering, Industrial Master of Mechatronics Engineering, Mechatronics, Robotics, and Automation Engineering at WIFI - Industrial Master College
German, English, Slovenian
Github Skills (13)
doctrine10
cms10
php10
query-builder10
mongodb10
mongodb-database10
symfony10
symfony-ux10
image-processing9
phpunit9
admin9
command-line-tool8
json8
Programming languages (18)
Github contributions (5)
sulu/sulu
May 2015 - Aug 2016
Core framework that implements the functionality of the Sulu content management system
Role in this project:
Back-end Developer
Back-end DeveloperContributions:32 commits, 36 PRs, 154 comments in 1 year 3 months
Contributions summary:Em primarily contributed to the core framework of the Sulu CMS. Their work involved implementing exception handling for webspace management, using tagged services for image converter commands, and adding functionality to clear the local image cache. Additionally, the user fixed retina height calculations within the image scale command. Further work included removing Symfony deprecations and adding Google Tag Manager support.
cmsmanagement-systemadminphpweb-application
doctrine/mongodb
May 2013 - May 2013
PHP MongoDB Abstraction Layer
Role in this project:Back-end Developer
Back-end DeveloperContributions:7 commits in 4 days
Contributions summary:Em primarily contributed to the Doctrine MongoDB project by adding and improving geospatial query functionalities. Their work focused on implementing `$geoIntersects` and `$geoWithin` criteria for various GeoJSON types, including point, line, and polygon geometries. They added supporting helper functions like `geoWithinBox` and `geoIntersectsBox`, simplifying the use of geospatial queries within the library. These changes involved modifying the query builder, expression classes, and associated test files, enhancing the library's capabilities for geospatial data handling.
mongophpphp-mongodbdatabasenette
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