Worked on the trezor/trezor-firmware repository to enhance wallet user experience by addressing a specific issue in passphrase handling for standard wallets. Focused on backend development using Rust, the developer implemented a targeted bug fix that sends an empty passphrase when none is configured, thereby eliminating unnecessary prompts and reducing user confusion. This approach maintained the security posture while streamlining wallet flows. Emphasis was placed on code quality, with concise commit messages and minimal, well-scoped changes that reduced the risk surface. The work demonstrated attention to maintainability and onboarding, supporting smoother support processes and a more intuitive user experience.