Prescreen GmbH is an established company; their main office is in Vienna, Austria.
Right now, what the company is primarily seeking is Agile Software Development, Corporate Finance, and Product Development professionals in Vienna. See below for a list of 4 unique vacancies at Prescreen GmbH, for instance "Sales Manager B2B Acquisition (m/w)" and "(Senior) Manager (m/w) Strategic Partnerships".
Check out their social profile on Google Plus - or if you are looking for a more unbiased description, try their Wikipedia article. Before applying, have a look at their company website to be well prepared for an upcoming interview.