If you are looking for work in Slovakia, there are a few main sources that are used by most employers. The number one website is:
https://www.profesia.sk/en/ – here you can search most vacancies in Slovakia using various filters, notifications, create a CV etc.
The government operates an Internet Guide to the Labour Market with job listings etc. Unfortunately, the sire is only Slovak, and now also Ukrainian.
You can find many other sites that feature Jobs in Slovakia, such as https://sk.jooble.org/pr%C3%A1ca/Bratislava