The Project Sales Specialist will be responsible for co-creating and selling special projects within mobile applications, developing commercial offers and solutions tailored to client needs (B2B). The role involves participating in meetings and negotiations with business partners, coordinating project implementation from brief to launch, seeking out non-standard advertising and sales solutions, and collaborating with sales, product, marketing, and technology teams. The specialist will also prepare presentations and reports for clients. This role is crucial in developing modern, unconventional advertising solutions for major brands.