Kosmas Chatzimichalis
Platform Engineer
Bachenbülach, Zurich, Switzerland
Summary
🤩
Rockstar🎓
Top SchoolKosmas Chatzimichalis is a Platform Engineer with 13+ years of hands-on experience building and operating cloud-native infrastructure, developer tooling and resilient web platforms across startups and enterprises. He blends software development, database administration and systems engineering—particularly Kubernetes, Terraform, Vault, Prometheus/Grafana and GitOps—to deliver observable, secure production systems. At companies from VIU Eyewear to SwissSign he led migrations to AWS, introduced microservices and GitOps flows, and architected monitoring and secrets management for high-availability services. An advocate of pragmatic simplicity and knowledge sharing, he’s contributed to the cucumber-rails test tooling ecosystem, helping keep Rails test suites compatible across versions. Based in Zurich, he pairs an academic foundation in maths and computing with a long track record of turning operational complexity into reliable, automatable workflows.
13 years of coding experience
26 years of employment as a software developer
BSc (Hon) Maths Computing, BSc (Hon) Maths Computing at The Open UniversityBSc Electrical Engineering, BSc Electrical Engineering at Technologiko Ekpaideutiko Idrima, Patron
English, Greek, French, German, Spanish, Italian
Github Skills (11)
testing10
cucumber10
ruby-rails10
rails10
capybara10
ruby10
rspec9
database-cleaner8
automation6
automations6
automation-testing6
Programming languages (14)
Github contributions (5)
cucumber/cucumber-rails
Mar 2013 - Jul 2017
Rails Generators for Cucumber with special support for Capybara and DatabaseCleaner
Role in this project:
QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:209 commits, 10 PRs, 26 pushes in 4 years 5 months
Contributions summary:Kosmas primarily focused on maintaining and updating testing infrastructure for the cucumber-rails project. Their commits reveal changes to the `cucumber_rails_steps.rb` file, suggesting a direct involvement in defining and modifying step definitions related to Rails application setup and testing. They addressed merge conflicts, corrected references, and adjusted test configurations, indicating a focus on ensuring the test suite's accuracy and compatibility across different Rails versions.
railsrubygeneratorscapybaracucumber
Kosmas/train_timetables
Aug 2019 - May 2024
BDD in Action Ruby on Rails application
Contributions:13 PRs, 13 pushes, 5 branches in 4 years 9 months
ruby-on-railsruby-actionrailsrails-applicationbdd
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