Software Developer focused on backend development, automated testing, relational databases, and maintainable web applications.
I completed a Software Developer internship at Tieto, where I worked on an existing Ruby on Rails application, wrote 150+ automated tests, improved test coverage, stabilized flaky system tests, and contributed to code quality and security improvements.
Production-oriented Ruby on Rails 8 application featuring:
- authentication, authorization, and IDOR protection.
- PostgreSQL and Docker.
- Hotwire, Turbo, and Stimulus.
- service objects, background jobs, and audit logging.
- RSpec request and system tests.
- Capybara, Selenium, and GitHub Actions.

