Ernest Walzel
Principal Software Engineer at Takeda
Bratislava, Region of Bratislava, Slovakia
Summary
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Senior🎓
Top SchoolErnest Walzel is a pragmatic Principal Software Engineer with 12 years of hands-on experience building user-focused web and mobile products and driving delivery excellence from Bratislava. He has led high-performing teams at O2 Slovakia, established DevOps and CI/CD standards, and now applies that architectural and delivery expertise at Takeda. His background spans startup product ownership (founding Feedpresso) to enterprise systems and scientific tooling, giving him a rare blend of product sensibility and technical depth. Ernest is passionate about usability and mentorship, regularly running technical workshops and code reviews to raise team capability. Early roles at Amazon and Edinburgh Genomics honed his skills in automation, deployment workflows and bioinformatics pipelines—skills he still leverages when simplifying complex systems. He combines rigorous academic training (MSc Informatics, Distinction) with a bias for practical, repeatable solutions that improve both developer experience and end-user outcomes.
12 years of coding experience
13 years of employment as a software developer
Master of Science (MS), Informatics, Pass with Distinction, Master of Science (MS), Informatics, Pass with Distinction at The University of EdinburghBSc (Hons), Computer Security and Forensics, First Class, BSc (Hons), Computer Security and Forensics, First Class at University of Bedfordshire
Stackoverflow
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ruby-on-rails
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Github Skills (196)
material-design-icons10
firefox-addon10
elasticsearch10
webextension10
oai-pmh10
laravel10
android-view10
music10
lastfm10
android-library10
android10
collections10
ios10
react-native10
chrome-extension10
Programming languages (14)
Github contributions (5)
slovensko-digital/slovensko.digital-old
Oct 2017 - Jul 2019
Contributions:169 commits in 1 year 9 months
slovensko-digital/harvester.ecosystem
Jun 2017 - Sep 2018
App for pushing data to ekosystem.slovensko.digital
Contributions:188 commits, 26 PRs, 74 pushes in 1 year 2 months
pushingreact
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