Edvinas Gaubas developed a non-TTY shell execution utility, sh_no_tty, for the NordSecurity/nordvpn-linux repository, targeting reliability improvements in automated meshnet testing. By replacing direct shell calls in meshnet.py and related tests, Edvinas enabled shell commands to run without allocating a TTY, which reduced test flakiness and improved continuous integration stability. The work involved Python refactoring, shell scripting, and test automation, focusing on making automated test environments more robust and predictable. Over the course of one month, Edvinas delivered this feature to strengthen release readiness, demonstrating depth in automation and testing practices while addressing a key reliability challenge.