1. Drag and drop your SVG file on the upload are above. Alternatively you can click on the entire upload are and a file selection window will appear. Confirm your selection once the right file is selected.
2. Click on the 'Download' button in upper right corner. A modal window will appear allowing you to select a the right file format (JPG) to export the SVG in as well as the export size in pixels.
If you are looking for a way to convert you SVG file to PNG
you can follow the same process. Once you are presented with the export modal select JPG as the file format.