The market of UI designers/front-end developers is specialized and narrow, so one step of the search strategy would be enough to cover the most relevant profiles. In our example, the "current title" contains following conditions: ui или front-end and developer or designer. Add the desired location in each search query to see the most relevant profiles. You can also use some additional search conditions - here is a guide on how to do that.
If you are looking for a tech specialist with a certain level of seniority, for example, senior, middle or junior, then you can use the "Level" filter.