Worked on enhancing Spanish language support for the teslamate-org/teslamate repository by addressing gaps in localization coverage. Focused on internationalization and localization, the developer expanded Spanish translations for key user interface elements, including tire pressure warnings, dog mode, ETA, API key information, data collection settings, and Sentry Mode recordings. Using Elixir, the updates targeted missing strings within localization files to improve accessibility for Spanish-speaking users. This work aligned with broader product goals to support a diverse user base and laid groundwork for future internationalization efforts. The contribution consisted of a single feature delivered over one month, with no bug fixes.