Paulina's TikTok video showcasing his match performance against Ajax went viral, catching the attention of many agents. Tunisian-German agent Makram Naceur contacted him and arranged negotiations with Borussia Dortmund and Werder Bremen. Borussia Dortmund successfully signed Paulina, who will start with their second team and aim for a spot in the first team under Nuri Sahin's watchful eye.